top 4 bay nas picks
AIThis post was created with the assistance of artificial intelligence (AI).

For small businesses seeking reliable data storage, a 4bay NAS offers a balance of capacity, performance, and expandability. The TerraMaster F4-425 Plus stands out as the best overall due to its robust hardware and versatile features. The Asustor Drivestor 4 Pro delivers excellent value for those on a budget, while the Synology DS425+ caters to users prioritizing advanced media capabilities. However, choosing the right NAS involves tradeoffs between performance, ease of use, and cost. Continue reading for a detailed breakdown of the best options tailored to different needs.

AUDIBLE

Listen free for 30 days with Audible

Thousands of audiobooks and originals — cancel anytime.

Start your free trial

As an affiliate, we earn on qualifying purchases.

11
compared
5
brands
Which 4bay nas for small business should you buy?
★ Top Pick
TerraMaster F4-424 Pro 4-Bay N
Best Overall Performance and Flexibility
High-performance 8-core CPU with 32GB DDR5 RAM for demanding workloads
See on Amazon →
Small businesses that want a plug-and-play NAS with drives included for immediate use.
BUFFALO TeraStation Essentials
Pre-installed 4x8TB drives with RAID 5 for quick setup
View on Amazon →
Creative professionals or small teams needing portable, high-speed storage for demanding tasks.
TerraMaster F4 SSD 4-Bay All-S
Ultra-compact, lightweight design ideal for portability
View on Amazon →
Small creative teams or families needing large, flexible storage and advanced multimedia features.
UGREEN DXP4800 Plus 4-Bay NAS
Huge storage capacity up to 144TB with RAID options
View on Amazon →
Businesses with high-performance needs, especially those running virtual machines or media servers.
TerraMaster F4-425 Plus 4-Bay
High-speed throughput up to 1020 MB/s with dual 5GbE ports
View on Amazon →
Pros & cons at a glance
TerraMaster F4-424 Pro 4-Bay N
✓ High-performance 8-core CPU with 32GB DDR5 RAM for demanding workloads
✗ Memory is non-ECC and cannot be upgraded, limiting future expandability
BUFFALO TeraStation Essentials
✓ Pre-installed 4x8TB drives with RAID 5 for quick setup
✗ Limited to 24TB usable capacity in RAID 5, which may be restrictive for growing businesses
TerraMaster F4 SSD 4-Bay All-S
✓ Ultra-compact, lightweight design ideal for portability
✗ Limited RAM at 8GB may hinder virtualization or multitasking
UGREEN DXP4800 Plus 4-Bay NAS
✓ Huge storage capacity up to 144TB with RAID options
✗ Requires separate purchase of drives, increasing initial investment
TerraMaster F4-425 Plus 4-Bay
✓ High-speed throughput up to 1020 MB/s with dual 5GbE ports
✗ Ships diskless with initial setup complexity
BUFFALO TeraStation 5420DN 4-B
✓ Pre-installed drives configured in RAID 5 for quick deployment
✗ Slower drives at 5600 RPM reduce overall performance compared to 7200 RPM drives
BUFFALO TeraStation Essentials
✓ Hard drives included with pre-configured RAID for quick setup
✗ Limited to 16TB total capacity, which may restrict growth
Asustor Drivestor 4 Pro Gen2 A
✓ Supports flexible RAID configurations including RAID 0, 1, 5, 6, and JBOD
✗ Only 2GB RAM, limiting multitasking for heavy workloads
Asustor Drivestor 4 Gen 2 AS12
✓ Supports RAID 0/1/5/6/10 for flexible redundancy
✗ Only 1GB RAM, which can limit multitasking
Synology DS423 Family & Busine
✓ Strong security features including snapshots and malware protection
✗ Limited focus on high-speed data transfer compared to high-end models
Synology 4-Bay DiskStation DS9
✓ High sequential read/write speeds up to 522/565 MB/s
✗ Ships diskless, drives must be purchased separately

Key Takeaways

  • The best NAS for small business combines solid performance with ease of management.
  • Pre-installed drives simplify setup, but diskless models offer more customization and upgrade options.
  • Hardware specs like CPU and RAM directly impact data handling and multitasking capabilities.
  • Network connectivity options, especially 2.5GbE or faster, are critical for seamless file sharing.
  • Price varies widely; investing in a premium model pays off for scalability and long-term reliability.
2
BUFFALO TeraStation Essentials
Best Ready-to-Use Business NAS with Included Drives
1
TerraMaster F4-424 Pro 4-Bay N
Best Overall Performance and Flexibility
3
TerraMaster F4 SSD 4-Bay All-S
Best Compact, High-Speed SSD NAS for Professionals

Our Top 4bay Nas For Small Business Picks

TerraMaster F4-424 Pro 4-Bay NAS (Diskless)TerraMaster F4-424 Pro 4-Bay NAS (Diskless)Best Overall Performance and FlexibilityDrive Bays: 4 (diskless)CPU: Intel Core i3-N305 8-core/8-thread @ 3.8GHzMemory: 32GB DDR5 4800MHz (non-ECC, non-upgradable)VIEW ON AMAZONSee Our Full Breakdown
BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 32TB (4x8TB) with Hard Drives IncludedBUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 32TB (4x8TB) with Hard Drives IncludedBest Ready-to-Use Business NAS with Included DrivesCapacity: 32 TB (4x8TB drives)Usable Capacity: 24 TB in RAID 5Network: 2.5GbE / 1.0GbE EthernetVIEW ON AMAZONSee Our Full Breakdown
TerraMaster F4 SSD 4-Bay All-SSD NAS (Diskless)TerraMaster F4 SSD 4-Bay All-SSD NAS (Diskless)Best Compact, High-Speed SSD NAS for ProfessionalsBays: 4x M.2 2280 NVMeMax Capacity: 32 TB (8TB per SSD)CPU: Intel N95 4-core, up to 3.4GHzVIEW ON AMAZONSee Our Full Breakdown
UGREEN DXP4800 Plus 4-Bay NAS for Families, Creators & Small TeamsUGREEN DXP4800 Plus 4-Bay NAS for Families, Creators & Small TeamsBest Versatile NAS with Advanced FeaturesVIEW ON AMAZONSee Our Full Breakdown
TerraMaster F4-425 Plus 4-Bay NAS (Diskless), Intel N95 Quad-Core, 8GB RAMTerraMaster F4-425 Plus 4-Bay NAS (Diskless), Intel N95 Quad-Core, 8GB RAMBest for High-Speed and Heavy VirtualizationDrive Bays: 4 (diskless)CPU: Intel N95 Quad-Core up to 3.6GHzRAM: 8GBVIEW ON AMAZONSee Our Full Breakdown
BUFFALO TeraStation 5420DN 4-Bay Business Desktop NAS 32TB (4x8TB) with Hard Drives IncludedBUFFALO TeraStation 5420DN 4-Bay Business Desktop NAS 32TB (4x8TB) with Hard Drives IncludedBest Overall for High-Performance Business StorageCapacity: 32 TB (24 TB usable in RAID 5)Bays: 4 (4x8TB drives included)Interface: Serial ATA-600VIEW ON AMAZONSee Our Full Breakdown
BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 16TB (4x4TB) with Hard Drives IncludedBUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 16TB (4x4TB) with Hard Drives IncludedBest Value for Small Business Storage NeedsCapacity: 16 TB (12 TB usable in RAID 5)Bays: 4Hard Drives Included: Yes, pre-testedVIEW ON AMAZONSee Our Full Breakdown
Asustor Drivestor 4 Pro Gen2 AS3304T v2, 4 Bay NAS, 1.7GHz Quad-Core, 2GB RAM DDR4, 2.5GbE High-Speed Network, Personal Media Server, Best Value Home Cloud, Network Attached Storage(Diskless)Asustor Drivestor 4 Pro Gen2 AS3304T v2, 4 Bay NAS, 1.7GHz Quad-Core, 2GB RAM DDR4, 2.5GbE High-Speed Network, Personal Media Server, Best Value Home Cloud, Network Attached Storage(Diskless)Best for Beginners and Home Use with FlexibilityModel: AS3304T v2CPU: 1.7GHz Quad-CoreRAM: 2GB DDR4VIEW ON AMAZONSee Our Full Breakdown
Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS (Diskless)Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS (Diskless)Best for Personal Cloud and Home BackupModel: AS1204TCPU: 1.7GHz Quad-CoreRAM: 1GB DDR4VIEW ON AMAZONSee Our Full Breakdown
Synology DS423 Family & Business Backup – Secure File Sharing, Photo Vault & Video Surveillance (4-Bay Diskless NAS)Synology DS423 Family & Business Backup - Secure File Sharing, Photo Vault & Video Surveillance (4-Bay Diskless NAS)Best for Secure Data Management and Comprehensive BackupType: 4-bay diskless NASSecurity Features: Immutable snapshots, malware protectionBackup Support: Multi-destination, versioningVIEW ON AMAZONSee Our Full Breakdown
Synology 4-Bay DiskStation DS925+ (Diskless)Synology 4-Bay DiskStation DS925+ (Diskless)Best for High-Speed Data Transfer and VirtualizationBays: 4 (diskless)Sequential Read Throughput: 522 MB/sSequential Write Throughput: 565 MB/sVIEW ON AMAZONSee Our Full Breakdown

More Details on Our Top Picks

  1. TerraMaster F4-424 Pro 4-Bay NAS (Diskless)

    TerraMaster F4-424 Pro 4-Bay NAS (Diskless)

    Best Overall Performance and Flexibility

    View on Amazon

    This model stands out for its powerful 8-core Intel Core i3-N305 processor and 32GB DDR5 memory, making it ideal for small to medium-sized businesses with demanding workloads. Compared with the TerraMaster F4-425 Plus, the F4-424 Pro offers slightly lower maximum throughput but benefits from faster RAM and dual 2.5GbE ports with link aggregation, providing excellent network performance. Its tool-free drive trays and dual M.2 NVMe slots for caching simplify setup and boost responsiveness. However, its non-upgradable memory and diskless configuration mean additional costs for drives and RAM upgrades. This pick makes the most sense for businesses seeking a high-performance, flexible NAS that can handle multiple RAID setups and intensive data tasks.

    Pros:
    • High-performance 8-core CPU with 32GB DDR5 RAM for demanding workloads
    • Dual 2.5GbE ports with link aggregation for high-speed network connectivity
    • Easy, tool-free drive installation and dual M.2 NVMe slots for SSD caching
    • Supports multiple RAID configurations and advanced backup options
    Cons:
    • Memory is non-ECC and cannot be upgraded, limiting future expandability
    • Shipped without drives, adding initial setup cost

    Best for: Small to medium business owners who need robust performance and expandability.

    Not ideal for: Small businesses on a tight budget or those seeking an all-in-one solution with drives included, as it requires separate drives and RAM upgrades.

    • Drive Bays:4 (diskless)
    • CPU:Intel Core i3-N305 8-core/8-thread @ 3.8GHz
    • Memory:32GB DDR5 4800MHz (non-ECC, non-upgradable)
    • Network:Dual 2.5GbE ports with link aggregation
    • M.2 Slots:2x NVMe SSD slots
    • Max Transfer Speed:283 MB/s (RAID 0, 4x 18TB HDDs)
    Our verdict
    “Best suited for small businesses that prioritize top-tier performance and flexibility in their NAS setup.”
  2. BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 32TB (4x8TB) with Hard Drives Included

    BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 32TB (4x8TB) with Hard Drives Included

    Best Ready-to-Use Business NAS with Included Drives

    View on Amazon

    This NAS offers a straightforward, out-of-the-box solution with 32TB of pre-installed drives in RAID 5, making it ideal for small businesses seeking hassle-free setup. Compared to the TerraMaster F4-425 Plus, the BUFFALO TeraStation Essentials is more user-friendly for non-technical users due to its pre-configured drives and simplified interface, though it offers lower maximum throughput and fewer advanced customization options. Its 2.5GbE port provides decent transfer speeds, and the included drives reduce initial setup time. Its 5400 rpm drives may limit performance under heavy workloads, and capacity is fixed at 24TB usable in RAID 5. It’s best for small teams needing reliable, secure storage without complex configuration.

    Pros:
    • Pre-installed 4x8TB drives with RAID 5 for quick setup
    • Simple, user-friendly interface suitable for non-technical users
    • Includes 3-year warranty and US-based support
    • Built-in 256-bit encryption for data security
    Cons:
    • Limited to 24TB usable capacity in RAID 5, which may be restrictive for growing businesses
    • 5400 rpm drives could slow data access for demanding workloads
    • Fixed capacity with no option for expansion beyond included drives

    Best for: Small businesses that want a plug-and-play NAS with drives included for immediate use.

    Not ideal for: Businesses with high-performance needs or those requiring extensive customization and upgrade options, due to limited flexibility and lower speed potential.

    • Capacity:32 TB (4x8TB drives)
    • Usable Capacity:24 TB in RAID 5
    • Network:2.5GbE / 1.0GbE Ethernet
    • Drive Interface:SATA-600
    • Hard Drive Speed:5400 rpm
    • Warranty:3 years
    Our verdict
    “An excellent choice for small businesses seeking a reliable, ready-to-use NAS with included drives and minimal setup complexity.”
  3. TerraMaster F4 SSD 4-Bay All-SSD NAS (Diskless)

    TerraMaster F4 SSD 4-Bay All-SSD NAS (Diskless)

    Best Compact, High-Speed SSD NAS for Professionals

    View on Amazon

    This compact, diskless NAS supports four NVMe SSDs up to 8TB each, making it perfect for professionals requiring ultra-fast data access and minimal space. Compared with the TerraMaster F4-424 Pro, this all-SSD model sacrifices flexibility for speed, with a highly portable design and near-silent operation. Its 5Gbps Ethernet port enables quick data transfers, ideal for high-performance tasks like video editing or virtual machine hosting. The included TerraMaster Backup Suite adds enterprise-level features, but the device’s small size means it’s not suitable for large storage pools or intensive workloads that demand more RAM. It’s best for users needing a portable, high-speed NAS for on-the-go workflows.

    Pros:
    • Ultra-compact, lightweight design ideal for portability
    • Supports four NVMe SSDs up to 8TB each for maximum speed and responsiveness
    • High-speed 5GbE networking for quick data transfers
    • Includes enterprise-grade backup and ransomware protection features
    Cons:
    • Requires separate purchase of SSDs, increasing initial cost
    • Limited RAM at 8GB may hinder virtualization or multitasking
    • No PCIe expansion or 10GbE option for future upgrades

    Best for: Creative professionals or small teams needing portable, high-speed storage for demanding tasks.

    Not ideal for: Businesses requiring large capacity or extensive storage expandability, as it supports only 32TB total and has limited RAM.

    • Bays:4x M.2 2280 NVMe
    • Max Capacity:32 TB (8TB per SSD)
    • CPU:Intel N95 4-core, up to 3.4GHz
    • RAM:8GB DDR5-4800MHz
    • Ethernet:5GbE
    • Weight:0.6 kg
    Our verdict
    “Perfect for professionals needing portable, high-speed SSD storage without excess capacity or expandability.”
  4. UGREEN DXP4800 Plus 4-Bay NAS for Families, Creators & Small Teams

    UGREEN DXP4800 Plus 4-Bay NAS for Families, Creators & Small Teams

    Best Versatile NAS with Advanced Features

    View on Amazon

    The UGREEN DXP4800 Plus offers a compelling mix of high storage capacity up to 144TB and advanced features like Docker, virtual machines, and AI-powered photo organization, making it ideal for creative teams and small offices. Compared with the TerraMaster F4-425 Plus, it emphasizes multimedia and collaboration tools, providing seamless access across many devices and robust security with encryption. Its ability to support multiple virtual environments and AI features makes it stand out, though its reliance on third-party drives and wired-only connectivity could be limiting for some users. This model is best suited for teams that need versatile, large-capacity storage with multimedia and virtualization support.

    Pros:
    • Huge storage capacity up to 144TB with RAID options
    • Supports Docker, virtual machines, and AI-powered photo management
    • Fast transfer speeds with 10GbE and 10Gbps USB ports
    • Compatible with third-party drives for flexible expansion
    Cons:
    • Requires separate purchase of drives, increasing initial investment
    • Limited to wired Ethernet, lacking Wi-Fi support
    • Complex setup for non-technical users due to advanced features

    Best for: Small creative teams or families needing large, flexible storage and advanced multimedia features.

    Not ideal for: Businesses requiring enterprise-grade security or higher performance for intensive workloads, due to its reliance on external drives and wired-only setup.

      Our verdict
      “Ideal for creative teams or families needing large, versatile storage with multimedia and virtualization capabilities.”
    • TerraMaster F4-425 Plus 4-Bay NAS (Diskless), Intel N95 Quad-Core, 8GB RAM

      TerraMaster F4-425 Plus 4-Bay NAS (Diskless), Intel N95 Quad-Core, 8GB RAM

      Best for High-Speed and Heavy Virtualization

      View on Amazon

      This model is tailored for businesses that require serious performance, boasting a quad-core Intel N95 CPU up to 3.6GHz, 8GB RAM, and triple M.2 SSD slots for caching or independent storage pools. Compared with the TerraMaster F4-424 Pro, the F4-425 Plus offers significantly higher throughput—up to 1020 MB/s—thanks to dual 5GbE LAN ports with link aggregation and SMB Multichannel. Its robust hardware supports Docker, virtual machines, and 4K/8K media transcoding, making it suitable for demanding workloads. The aluminum chassis and support for multiple SSDs provide expandability, but the device ships diskless, requiring additional drives. Its 8GB RAM may limit virtualization performance for very heavy workloads.

      Pros:
      • High-speed throughput up to 1020 MB/s with dual 5GbE ports
      • Supports multiple SSDs for caching and storage pools
      • Robust processing power suitable for virtualization and media tasks
      • Supports Docker, VMs, and advanced backup features
      Cons:
      • Requires separate purchase of drives, adding to total cost
      • Ships diskless with initial setup complexity
      • Limited RAM at 8GB may impact heavy virtualization

      Best for: Businesses with high-performance needs, especially those running virtual machines or media servers.

      Not ideal for: Small offices with basic storage needs or limited budgets, due to higher cost and need for separate drives.

      • Drive Bays:4 (diskless)
      • CPU:Intel N95 Quad-Core up to 3.6GHz
      • RAM:8GB
      • Network:Dual 5GbE LAN with link aggregation
      • Max Throughput:1020 MB/s
      • Max Capacity:144TB
      Our verdict
      “Best for high-demand environments needing fast data access and virtualization capabilities.”
    • BUFFALO TeraStation 5420DN 4-Bay Business Desktop NAS 32TB (4x8TB) with Hard Drives Included

      BUFFALO TeraStation 5420DN 4-Bay Business Desktop NAS 32TB (4x8TB) with Hard Drives Included

      Best Overall for High-Performance Business Storage

      View on Amazon

      This model stands out for its robust hardware and enterprise-grade features, making it suitable for small businesses with demanding data needs. Compared to the BUFFALO TeraStation Essentials 2025, it offers a faster 10GbE port, enabling significantly quicker data transfers, which can be critical for business workflows. The pre-installed drives and RAID 5 configuration simplify setup, but the 5600 RPM drives mean slower performance than 7200 RPM alternatives, and only 24TB of usable capacity might limit growth for rapidly expanding firms. Its security features, including 256-bit encryption and two-factor authentication, bolster data protection, and the 3-year warranty with US-based support adds peace of mind. Overall, this is ideal for small businesses needing reliable, high-speed storage, despite higher cost and slightly slower drives.

      Pros:
      • Pre-installed drives configured in RAID 5 for quick deployment
      • Native 10GbE port supports high-speed data transfers
      • Strong security features including 256-bit encryption and two-factor authentication
      • Snapshot support for ransomware mitigation
      Cons:
      • Slower drives at 5600 RPM reduce overall performance compared to 7200 RPM drives
      • Only 24TB of usable capacity in default RAID 5 limits scalability
      • Business-grade pricing may be excessive for small or home users

      Best for: Small businesses that require fast, secure, and reliable storage with enterprise features.

      Not ideal for: Home users with limited budgets or those needing simpler, less costly solutions.

      • Capacity:32 TB (24 TB usable in RAID 5)
      • Bays:4 (4x8TB drives included)
      • Interface:Serial ATA-600
      • Connectivity:Ethernet, Native 10GbE port
      • Hard Disk Form Factor:3.5 inches
      • Security:256-bit encryption, two-factor authentication
      Our verdict
      “This NAS is best suited for small businesses prioritizing speed and security over initial cost.”
    • BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 16TB (4x4TB) with Hard Drives Included

      BUFFALO TeraStation Essentials 2025 4-Bay Desktop NAS 16TB (4x4TB) with Hard Drives Included

      Best Value for Small Business Storage Needs

      View on Amazon

      This pick delivers reliable performance with a focus on affordability, making it well-suited for smaller businesses or startups. Its included drives and RAID pre-configuration allow immediate use, but the 5400 RPM drives may limit speed under heavy workloads, especially compared to the faster 7200 RPM options. The 2.5GbE port provides quicker transfers than traditional Gigabit NAS, which benefits small teams sharing large files, yet the 16TB total capacity might be restrictive for rapidly growing data. The 3-year warranty and strong security features, including 256-bit encryption, add confidence, but the lower capacity and moderate drive speed mean it’s better for less intensive tasks. This model is ideal for budget-conscious small teams needing dependable storage without high performance demands.

      Pros:
      • Hard drives included with pre-configured RAID for quick setup
      • Native 2.5GbE port supports faster data transfer
      • Strong security with 256-bit encryption
      • Made in Japan with TAA compliance
      Cons:
      • Limited to 16TB total capacity, which may restrict growth
      • 5400 RPM drives are slower than higher RPM alternatives
      • Not ideal for intensive performance workloads

      Best for: Small businesses or remote teams seeking affordable, ready-to-use NAS with decent transfer speeds.

      Not ideal for: Businesses with high storage growth or demanding media editing workflows that need larger capacity and faster drives.

      • Capacity:16 TB (12 TB usable in RAID 5)
      • Bays:4
      • Hard Drives Included:Yes, pre-tested
      • Connectivity:2.5GbE Ethernet
      • Rotational Speed:5400 RPM
      • Warranty:3 years
      Our verdict
      “This NAS offers a cost-effective, secure storage solution perfect for small businesses with moderate data needs.”
    • Asustor Drivestor 4 Pro Gen2 AS3304T v2, 4 Bay NAS, 1.7GHz Quad-Core, 2GB RAM DDR4, 2.5GbE High-Speed Network, Personal Media Server, Best Value Home Cloud, Network Attached Storage(Diskless)

      Asustor Drivestor 4 Pro Gen2 AS3304T v2, 4 Bay NAS, 1.7GHz Quad-Core, 2GB RAM DDR4, 2.5GbE High-Speed Network, Personal Media Server, Best Value Home Cloud, Network Attached Storage(Diskless)

      Best for Beginners and Home Use with Flexibility

      View on Amazon

      This model is designed to appeal to users new to NAS or those seeking a versatile, budget-friendly device. Its quad-core processor and 2.5GbE port support smooth media streaming and faster backups compared to standard Gigabit models, making it suitable for home media and light small office tasks. The flexible RAID options and Btrfs snapshots enhance data safety, yet the 2GB RAM may limit multitasking if used for more demanding applications. Being diskless, it offers scalability but requires separate drive purchase, which can add to initial costs. Compared to the disk-included BUFFALO TeraStation ESSENTIALS, it provides more customization but fewer out-of-the-box features. This NAS is best for beginners or budget-conscious users seeking easy setup and moderate performance.

      Pros:
      • Supports flexible RAID configurations including RAID 0, 1, 5, 6, and JBOD
      • 2.5GbE Ethernet supports faster transfers than standard Gigabit NAS
      • Btrfs snapshots with WORM technology for data protection
      • Tool-free drive bays for easy installation
      Cons:
      • Only 2GB RAM, limiting multitasking for heavy workloads
      • Diskless setup increases initial cost when drives are purchased separately
      • Performance may not match higher-end enterprise models

      Best for: Home users or small offices new to NAS looking for flexible, budget-friendly storage.

      Not ideal for: Power users or businesses with high-performance needs requiring larger RAM and pre-installed drives.

      • Model:AS3304T v2
      • CPU:1.7GHz Quad-Core
      • RAM:2GB DDR4
      • Network:2.5GbE Ethernet
      • Drive Bays:4 (diskless)
      • RAID Support:RAID 0/1/5/6, JBOD
      Our verdict
      “Ideal for beginners or home users needing flexible, scalable storage with simple setup.”
    • Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS (Diskless)

      Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS (Diskless)

      Best for Personal Cloud and Home Backup

      View on Amazon

      This diskless model makes a fine choice for individuals or small teams seeking a customizable NAS with strong media capabilities. Its 1.7GHz quad-core processor and Btrfs with WORM snapshots support ensure reliable media streaming and data protection, comparable to the Synology DS425+ but with a slightly less powerful CPU. The 2.5GbE port facilitates faster transfers than traditional Gigabit NAS, ideal for quick backups or media sharing. The 1GB RAM limits its ability to run multiple heavy services simultaneously, and as a diskless unit, it requires additional investment in drives. Compared to the Synology DS425+, it offers a more affordable entry point but less enterprise-level processing power. This NAS suits home users and small offices needing flexible, scalable storage for media and backups.

      Pros:
      • Supports RAID 0/1/5/6/10 for flexible redundancy
      • 2.5GbE Ethernet for faster data transfers
      • Btrfs with snapshots and WORM for data security
      • Supports 4K media streaming
      Cons:
      • Only 1GB RAM, which can limit multitasking
      • Diskless configuration adds initial cost for drives
      • Less powerful CPU compared to higher-end NAS models

      Best for: Home users or small teams prioritizing customizable media and backup solutions.

      Not ideal for: Power users or businesses with intensive workloads that need more RAM and processing power.

      • Model:AS1204T
      • CPU:1.7GHz Quad-Core
      • RAM:1GB DDR4
      • Network:2.5GbE Ethernet
      • Drive Bays:4 (diskless)
      • RAID Support:RAID 0/1/5/6/10
      Our verdict
      “Best suited for home users or small-scale media enthusiasts wanting flexible, secure storage.”
    • Synology DS423 Family & Business Backup – Secure File Sharing, Photo Vault & Video Surveillance (4-Bay Diskless NAS)

      Synology DS423 Family & Business Backup - Secure File Sharing, Photo Vault & Video Surveillance (4-Bay Diskless NAS)

      Best for Secure Data Management and Comprehensive Backup

      View on Amazon

      The Synology DS423 stands out for its all-in-one approach to small business needs, combining secure file sharing, automated backups, and integrated video surveillance. Unlike the DS925+, which offers raw performance, the DS423 emphasizes security features like immutable snapshots and malware protection, making it ideal for sensitive data. It also supports collaboration with local team folders and permissions, although it doesn’t focus on high-speed data transfer. The tradeoff is that its hardware may not handle intensive virtualization or large-scale data processing as smoothly. This model makes the most sense for small businesses prioritizing data security and backup integrity over raw throughput.

      Pros:
      • Strong security features including snapshots and malware protection
      • Comprehensive backup options with multi-destination support
      • Built-in surveillance management for up to 30 IP cameras
      Cons:
      • Limited focus on high-speed data transfer compared to high-end models
      • Requires separate license for camera monitoring system

      Best for: Small businesses needing secure, reliable backup and file sharing with integrated surveillance.

      Not ideal for: Organizations requiring ultra-fast data transfer or high-performance virtualization, where the DS923+ might be better suited.

      • Type:4-bay diskless NAS
      • Security Features:Immutable snapshots, malware protection
      • Backup Support:Multi-destination, versioning
      • Camera Support:Up to 30 IP cameras (license separate)
      • File Sharing:Local folders, permissions
      • Warranty:2-year
      Our verdict
      “This NAS is best for small businesses that prioritize security and backup versatility over maximum throughput.”
    • Synology 4-Bay DiskStation DS925+ (Diskless)

      Synology 4-Bay DiskStation DS925+ (Diskless)

      Best for High-Speed Data Transfer and Virtualization

      View on Amazon

      The DS925+ excels in handling demanding workloads thanks to its impressive sequential read/write speeds of up to 522/565 MB/s, making it ideal for businesses with large file transfers or virtualization needs. Compared with the DS423, which focuses on security, the DS925+ trades some of that emphasis for raw performance and expandability, supporting more intensive applications. Its dual 2.5GbE ports enhance network redundancy and speed, but since it ships without drives, you must purchase compatible disks separately, which can be a downside for quick setup. This makes it a strong choice for tech-savvy small teams that require rapid data access and robust network connectivity.

      Pros:
      • High sequential read/write speeds up to 522/565 MB/s
      • Dual 2.5GbE ports for fast, redundant networking
      • Supports virtualization, file management, and surveillance solutions
      Cons:
      • Ships diskless, drives must be purchased separately
      • Limited support for drives outside the official compatibility list

      Best for: Small businesses with high data transfer demands, virtualization needs, or large media files.

      Not ideal for: Small teams seeking a secure, plug-and-play backup solution, as the DS925+ is geared toward performance and may require more setup effort.

      • Bays:4 (diskless)
      • Sequential Read Throughput:522 MB/s
      • Sequential Write Throughput:565 MB/s
      • Network Ports:Dual 2.5GbE
      • Warranty:3-year limited
      • Supported Features:File sharing, virtualization, surveillance
      Our verdict
      “This NAS is ideal for small businesses that need fast, reliable data transfer and advanced virtualization capabilities, accepting the extra cost and setup complexity.”
    What makes a great 4bay nas for small business
    1
    Performance and Hardware Specs
    For small business use, a NAS’s processor and RAM are foundational.
    2
    Drive Compatibility and Expandability
    Most 4bay NAS units are sold diskless, giving you the choice of drives suited to your needs.
    3
    Network Connectivity
    Fast and stable network connections are vital for small business workflows.
    4
    Ease of Use and Software Ecosystem
    An intuitive user interface and robust software ecosystem can make or break your experience.
    How to choose your 4bay nas for small business
    1
    How we picked
    In evaluating these 4bay NAS options, I focused on performance, ease of setup, build quality, expandability, and value f
    2
    Performance and Hardware Specs
    For small business use, a NAS’s processor and RAM are foundational.
    3
    Drive Compatibility and Expandability
    Most 4bay NAS units are sold diskless, giving you the choice of drives suited to your needs.
    4
    Network Connectivity
    Fast and stable network connections are vital for small business workflows.
    5
    Ease of Use and Software Ecosystem
    An intuitive user interface and robust software ecosystem can make or break your experience.
    Vetted 4bay nas for small business ·
    The best 4bay nas for small business, compared
    ★ Winner TerraMaster F4-424 Pro 4-Bay N
    Best Overall Performance and Flexibility
    11compared

    How We Picked

    In evaluating these 4bay NAS options, I focused on performance, ease of setup, build quality, expandability, and value for small business users. Products were rated based on hardware specs like CPU speed and RAM, as well as features such as network interfaces, software ecosystem, and included accessories. I prioritized models that offer a good balance between affordability and robustness, avoiding overly complex setups or underpowered options. The ranking reflects which NAS provides the best overall experience for small business needs, considering both initial investment and long-term usability.
    Which 4bay nas for small business fits you?
    The everyday user
    All-round, reliable
    The enthusiast
    Premium & high-performance
    The gift-giver
    Looks & craftsmanship

    Factors to Consider When Choosing 4bay Nas For Small Business

    Choosing the right 4bay NAS for your small business requires careful consideration of several key factors. Beyond raw specs, understanding how the device integrates into your workflow and future-proofing your investment can save headaches down the line. Here are some critical aspects to evaluate before making a purchase, helping you avoid common pitfalls and select a NAS tailored to your specific needs.

    Performance and Hardware Specs

    For small business use, a NAS’s processor and RAM are foundational. A quad-core processor ensures smooth multitasking, especially if multiple users access files simultaneously. RAM capacity determines how well the NAS can handle large data transfers and media streaming. Investing in a model with at least 2GB of RAM is advisable, but 4GB or more offers greater flexibility for future demands. Skimping on hardware may lead to sluggish performance as your business grows.

    Drive Compatibility and Expandability

    Most 4bay NAS units are sold diskless, giving you the choice of drives suited to your needs. Consider whether the NAS supports hot swapping, which simplifies maintenance. If you expect data growth, check if it can be expanded with additional drives or via external connections. Some models support SSD caching, which can significantly boost performance for frequently accessed files. Be cautious of devices with limited upgrade paths, as they may become outdated quickly.

    Network Connectivity

    Fast and stable network connections are vital for small business workflows. Look for models with at least 1GbE ports, but 2.5GbE or multi-gig ports are increasingly common and provide a substantial speed boost. Consider whether the NAS supports link aggregation to maximize throughput. Wireless connectivity options are rare in these models, so wired is generally preferable for reliability and speed. Network features directly influence how effectively your team can share and access data.

    Ease of Use and Software Ecosystem

    An intuitive user interface and robust software ecosystem can make or break your experience. Synology and QNAP, for example, are known for their user-friendly OS and comprehensive app stores. These features simplify setup, backups, media management, and remote access. Conversely, models with overly complex interfaces or limited app support may require more time to learn and maintain. Consider your team’s technical proficiency when choosing a NAS.

    Price and Total Cost of Ownership

    Initial costs are only part of the picture. Some NAS models come with pre-installed drives, which can be a cost-effective way to start. However, a diskless NAS allows you to select drives that match your budget and performance needs. Factor in the costs of drives, potential expansion, and ongoing maintenance. Cheaper models may save money upfront but could require frequent upgrades or replacements, impacting long-term value.

    Frequently Asked Questions

    Is a diskless NAS a better choice for small business?

    Choosing a diskless NAS offers flexibility, allowing you to select drives that match your storage needs and budget. This approach is ideal if you want to upgrade drives gradually or prefer specific brands or capacities. However, initial setup complexity increases since you’ll need to install and configure drives yourself. For small businesses without dedicated IT support, pre-installed drives might be simpler, but diskless models provide greater customization for future growth.

    How important is network speed in a 4bay NAS?

    Network speed is critical for efficient data sharing and backups in a small business environment. While 1GbE ports are standard, upgrading to 2.5GbE or multi-gig ports can dramatically improve transfer times, especially when handling large files or multiple users. Consider your existing network infrastructure—investing in higher-speed ports and switches can future-proof your setup and reduce bottlenecks.

    Should I prioritize a NAS with more RAM or a faster CPU?

    Both are important, but for small business users, RAM often has a more immediate impact on multitasking and responsiveness. A higher RAM capacity allows the NAS to handle multiple simultaneous tasks, such as backups, media streaming, and remote access, more smoothly. A faster CPU benefits processing-heavy tasks but may be less noticeable unless your business relies heavily on intensive applications or virtualization. Balance both based on your specific workload.

    Are pre-installed drives worth the extra cost?

    Pre-installed drives simplify setup and reduce initial configuration hassle, making them attractive for small businesses without dedicated IT support. They also often come with warranties, offering peace of mind. However, they can be more expensive than buying drives separately. If you prefer customizing storage capacity or upgrading over time, a diskless NAS might be more cost-effective, allowing you to choose drives that best fit your budget and needs.

    What features should I look for for data security in a small business NAS?

    Data security features like encryption, snapshot backups, and secure remote access are vital. Look for NAS models supporting AES encryption and multi-factor authentication. Regular automatic snapshots help protect against ransomware or accidental deletion. Additionally, features like VPN support and secure cloud integration can enhance remote access security. Prioritizing these features helps safeguard sensitive business data effectively.

    Conclusion

    For small business owners seeking an all-around performer, the TerraMaster F4-425 Plus offers a compelling mix of power, expandability, and ease of use. If budget constraints are tighter, the Asustor Drivestor 4 Pro delivers excellent value without sacrificing essential features. Larger or more advanced setups may benefit from the Synology DS425+, especially if media streaming and remote access are priorities. Beginners or those with limited IT support should lean toward models with intuitive interfaces and pre-configured drives, while growing businesses should consider scalability and network capabilities. Your choice should align with your current needs and future expansion plans—this guide aims to clarify those priorities.

    This content is for general information only and is not financial, tax or legal advice. Consult a qualified professional for decisions about your money.
    NFL SEASON / TAI

    NFL season / tailgating Picks

    As an affiliate, we earn on qualifying purchases.

    You May Also Like

    8 Best Lockable Filing Cabinets for Agencies in 2026

    Discover the top lockable filing cabinets for agencies in 2026. Find the best overall, value, premium, and beginner options to secure your documents effectively.

    15 Best Digital Photo Frames for 2026 (Email Your Memories)

    Discover the best digital photo frames with email sharing in 2026. Find top picks for ease of use, photo quality, and email features to suit every need.

    12 Best iPads for Content Creators in 2026

    Discover the top iPads for content creation in 2026. Find the best overall, value, and premium options tailored for artists, video editors, and designers.

    5 Best Business Planning Notebooks In 2026

    I compared five business planning notebooks for 2026, from guided journals to quarterly strategic planners, to help you find the right fit for your goals.