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If you’re searching for a network attached storage 4 bay, you’re likely balancing between performance, ease of use, and value. The Synology DS425+ stands out as the best overall for its robust features and user-friendly interface, while the TERRAMASTER F4-425 offers a compelling choice for power users seeking raw performance. Other options like the Asustor Drivestor 4 Pro excel for speed and expandability, but often come with higher costs or complexity. Buyers in this category face tradeoffs between budget, features, and ease of setup. Keep reading for a detailed breakdown of each option and how to choose the right NAS for your needs.

10
compared
4
brands
Which network attached storage 4 bay should you buy?
★ Top Pick
Asustor Drivestor 4 Gen 2 AS12
Best Overall for Home and Small Office Use
Fast 2.5GbE network for quick file transfers
See on Amazon →
Home users or small teams seeking a quick, easy setup with reliable performance for everyday tasks
Asustor Drivestor 4 Pro Gen2 A
High-speed 2.5GbE connectivity for faster transfers
View on Amazon →
Creative professionals, media teams, or IT-savvy office environments requiring high throughput and expandability
UGREEN NAS DXP4800 GT 4-Bay Ne
Powerful AMD Ryzen embedded processor for multitasking
View on Amazon →
Small businesses or tech-savvy home users prioritizing fast, reliable file sharing and surveillance integration
Synology DS425+ 4-Bay Diskless
High-speed transfer at 278 MB/s
View on Amazon →
IT professionals, developers, or advanced power users needing virtualization, AI, or extensive storage
UGREEN NAS DXP4800 Pro 4-Bay f
High-performance Intel Core i3 CPU for demanding workflows
View on Amazon →
Pros & cons at a glance
Asustor Drivestor 4 Gen 2 AS12
✓ Fast 2.5GbE network for quick file transfers
✗ Limited RAM at 1GB may affect multitasking performance
Asustor Drivestor 4 Pro Gen2 A
✓ High-speed 2.5GbE connectivity for faster transfers
✗ Limited 2GB RAM may restrict heavy multitasking
UGREEN NAS DXP4800 GT 4-Bay Ne
✓ Powerful AMD Ryzen embedded processor for multitasking
✗ Setup complexity may challenge beginners
Synology DS425+ 4-Bay Diskless
✓ High-speed transfer at 278 MB/s
✗ Diskless setup requires user to install drives
UGREEN NAS DXP4800 Pro 4-Bay f
✓ High-performance Intel Core i3 CPU for demanding workflows
✗ Setup complexity may challenge non-technical users
UGREEN DXP4800 Plus 4-Bay NAS
✓ Massive storage capacity up to 144TB
✗ Hard drives sold separately
UGREEN NAS DH4300 Plus 4-Bay H
✓ Supports automatic photo backups and AI album organization
✗ No Wi-Fi support, only wired Ethernet
Synology DS423 4-Bay Diskless
✓ Secure private cloud and remote access
✗ Camera licenses sold separately
TERRAMASTER F4-425 4-Bay NAS w
✓ Powerful Intel quad-core CPU
✗ Limited to 4 bays
Synology DS225+ Private Cloud
✓ Supports 4K media streaming
✗ Requires additional disks for storage

Key Takeaways

  • The top-ranked NAS balances performance, ease of use, and expandability, making it suitable for most users.
  • Power users will prioritize models with faster processors and more RAM, even if they cost more.
  • Budget-conscious buyers should focus on features essential for backups and file sharing, avoiding overpaying for unnecessary extras.
  • Ease of setup and management remain critical for home users and beginners, favoring brands with intuitive interfaces.
  • Expandability and future-proofing are often overlooked but crucial for long-term investment in a NAS.
2
Asustor Drivestor 4 Pro Gen2 A
Best Value for Home and Light Business Use
1
Asustor Drivestor 4 Gen 2 AS12
Best Overall for Home and Small Office Use
3
UGREEN NAS DXP4800 GT 4-Bay Ne
Best for Creators and Multi-User Office Environments

Our Top Network Attached Storage 4 Bay Picks

Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NASAsustor Drivestor 4 Gen 2 AS1204T 4-Bay NASBest Overall for Home and Small Office UseProcessor: Realtek RTD1619B 1.7GHz Quad-CoreRAM: 1GB DDR4Network: 2.5GbE PortVIEW ON AMAZONSee Our Full Breakdown
Asustor Drivestor 4 Pro Gen2 AS3304T 4-Bay NAS, 1.7GHz Quad-Core, 2GB DDR4 RAM, 2.5GbE, DisklessAsustor Drivestor 4 Pro Gen2 AS3304T 4-Bay NAS, 1.7GHz Quad-Core, 2GB DDR4 RAM, 2.5GbE, DisklessBest Value for Home and Light Business UseProcessor: 1.7GHz Quad-CoreRAM: 2GB DDR4Network: 2.5GbEVIEW ON AMAZONSee Our Full Breakdown
UGREEN NAS DXP4800 GT 4-Bay Network Attached Storage for Creators and Office TeamsUGREEN NAS DXP4800 GT 4-Bay Network Attached Storage for Creators and Office TeamsBest for Creators and Multi-User Office EnvironmentsProcessor: AMD Ryzen Embedded R2514, 4 cores, up to 3.70GHzRAM: 8GB DDR4, expandable to 64GBStorage Capacity: Up to 144TBVIEW ON AMAZONSee Our Full Breakdown
Synology DS425+ 4-Bay Diskless NAS Private Cloud Media ServerSynology DS425+ 4-Bay Diskless NAS Private Cloud Media ServerBest for Business and Advanced Home UsersStorage Bays: 4Data Transfer Speed: 278 MB/sSupported Users: 10+VIEW ON AMAZONSee Our Full Breakdown
UGREEN NAS DXP4800 Pro 4-Bay for IT Professionals, Developers & Power UsersUGREEN NAS DXP4800 Pro 4-Bay for IT Professionals, Developers & Power UsersBest for Demanding Workflows and VirtualizationDigital Storage Capacity: 144 TBHard Disk Interface: SATAConnectivity Technology: SATAVIEW 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 OverallStorage Capacity: Up to 144TBNumber of Bays: 4Connectivity: 10GbE network port, 10Gbps USB portsVIEW ON AMAZONSee Our Full Breakdown
UGREEN NAS DH4300 Plus 4-Bay Home Storage for Beginners, Home Users & Remote WorkersUGREEN NAS DH4300 Plus 4-Bay Home Storage for Beginners, Home Users & Remote WorkersBest for BeginnersDigital Storage Capacity: 120 TBHard Disk Interface: Serial ATAConnectivity Technology: Ethernet, HDMI, SATA, USBVIEW ON AMAZONSee Our Full Breakdown
Synology DS423 4-Bay Diskless NAS for Backup, File Sharing, and SurveillanceSynology DS423 4-Bay Diskless NAS for Backup, File Sharing, and SurveillanceBest for Data Security & SurveillanceNumber of Bays: 4Type: Diskless NASFeatures: Private cloud, data backup, video surveillanceVIEW ON AMAZONSee Our Full Breakdown
TERRAMASTER F4-425 4-Bay NAS with Intel x86 Quad-Core CPU and 4GB RAMTERRAMASTER F4-425 4-Bay NAS with Intel x86 Quad-Core CPU and 4GB RAMBest for Performance & MediaProcessor: Intel x86 quad-coreRAM: 4GBNumber of Bays: 4VIEW ON AMAZONSee Our Full Breakdown
Synology DS225+ Private Cloud Media Server – 2-Bay Diskless NAS with Intel CPUSynology DS225+ Private Cloud Media Server - 2-Bay Diskless NAS with Intel CPUBest for Small-Scale Cloud & MediaModel: DS225+Type: 2-Bay NASProcessor: Intel CPUVIEW ON AMAZONSee Our Full Breakdown

More Details on Our Top Picks

  1. Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS

    Asustor Drivestor 4 Gen 2 AS1204T 4-Bay NAS

    Best Overall for Home and Small Office Use

    View on Amazon

    This model stands out for offering a balanced combination of speed, data protection, and media capabilities. Its 2.5GbE port enables faster file transfers than typical Gigabit models, making it a strong choice over the Synology DS425+ for users prioritizing speed. However, its modest 1GB RAM can limit multitasking with heavy workloads, which might be a concern for power users. Compared to the UGREEN NAS DXP4800 GT, it’s more user-friendly for home environments but lacks the extensive expandability or virtualization features found in higher-end options like the UGREEN DXP4800 Pro.

    • Fast 2.5GbE network for quick data transfers
    • Supports multiple RAID levels for redundancy
    • Data protection features like snapshots and WORM technology
    • Limited RAM at 1GB may hinder multitasking
    • Diskless setup requires separate drive purchase

    This NAS is best for users needing reliable media streaming and personal cloud access at home or in a small office.

    Pros:
    • Fast 2.5GbE network for quick file transfers
    • Supports multiple RAID configurations for data redundancy
    • Robust data protection with snapshots and WORM technology
    Cons:
    • Limited RAM at 1GB may affect multitasking performance
    • Diskless setup requires additional purchase of drives

    Best for: Home users and small offices seeking a versatile, easy-to-use NAS with reliable media and cloud features

    Not ideal for: Power users or businesses requiring extensive multitasking or virtualization, due to limited RAM and processing capacity

    • Processor:Realtek RTD1619B 1.7GHz Quad-Core
    • RAM:1GB DDR4
    • Network:2.5GbE Port
    • Drive Bays:4
    • Supported RAID:0/1/5/6/10
    • Media Support:4K streaming
    Our verdict
    “This NAS offers a well-rounded package for home media and cloud storage, especially for users prioritizing speed and simplicity.”
  2. Asustor Drivestor 4 Pro Gen2 AS3304T 4-Bay NAS, 1.7GHz Quad-Core, 2GB DDR4 RAM, 2.5GbE, Diskless

    Asustor Drivestor 4 Pro Gen2 AS3304T 4-Bay NAS, 1.7GHz Quad-Core, 2GB DDR4 RAM, 2.5GbE, Diskless

    Best Value for Home and Light Business Use

    View on Amazon

    This NAS makes sense for users who need better performance without a high price tag, thanks to its 2GB RAM and high-speed 2.5GbE connectivity. Its tool-free drive installation simplifies setup compared to the Synology DS425+, but the slightly limited RAM could restrict heavy multitasking. Compared to the more powerful UGREEN DXP4800 Pro, it’s less suited for demanding workflows but offers a more straightforward, affordable option for home storage and media streaming. It’s a good middle ground for users who want more than basic features but don’t need enterprise-level capabilities.

    • High-speed 2.5GbE network for faster data transfer
    • Easy drive installation with tool-free bays
    • Flexible RAID options for data safety and scalability
    • Only 2GB RAM, which may limit multitasking for intensive workloads
    • No included drives, requiring additional investment

    This pick is ideal for home users or small teams wanting reliable file sharing and media streaming at an affordable price.

    Pros:
    • High-speed 2.5GbE connectivity for faster transfers
    • Tool-free drive installation for simplicity
    • Flexible RAID configurations for data security
    Cons:
    • Limited 2GB RAM may restrict heavy multitasking
    • Requires separate purchase of drives

    Best for: Home users or small teams seeking a quick, easy setup with reliable performance for everyday tasks

    Not ideal for: Power users needing virtualization, extensive multitasking, or large-scale enterprise features

    • Processor:1.7GHz Quad-Core
    • RAM:2GB DDR4
    • Network:2.5GbE
    • Number of Bays:4
    • Form Factor:Diskless
    • Drive Bays:4
    Our verdict
    “This NAS balances performance and affordability, making it suitable for home environments with moderate storage needs.”
  3. UGREEN NAS DXP4800 GT 4-Bay Network Attached Storage for Creators and Office Teams

    UGREEN NAS DXP4800 GT 4-Bay Network Attached Storage for Creators and Office Teams

    Best for Creators and Multi-User Office Environments

    View on Amazon

    This NAS is tailored for demanding multitasking environments like creative studios or busy offices, thanks to its AMD Ryzen Embedded R2514 processor and expandable 8GB DDR4 RAM. Its dual 10GbE ports enable rapid data transfers—faster than the 2.5GbE options—making it ideal for media processing, virtual machines, and surveillance. Compared with the Synology DS425+ or the more advanced UGREEN DXP4800 Pro, it offers far greater raw power and expandability, but its setup can be complex for less experienced users. It’s best suited for those with technical expertise or dedicated IT support, not casual or small-scale users.

    • High-performance AMD Ryzen processor for multitasking and media processing
    • Dual 10GbE ports support link aggregation for blazing-fast transfers
    • Expandable RAM and storage for future growth
    • Complex initial setup and configuration
    • Large physical size and power consumption may be unsuitable for small spaces

    This NAS is designed for users who need heavy-duty multitasking, virtualization, or AI features, often in professional settings.

    Pros:
    • Powerful AMD Ryzen embedded processor for multitasking
    • Dual 10GbE ports for high-speed transfers
    • Supports extensive storage and RAM expansion
    Cons:
    • Setup complexity may challenge beginners
    • Large size and higher power use may be impractical for small spaces

    Best for: Creative professionals, media teams, or IT-savvy office environments requiring high throughput and expandability

    Not ideal for: Casual home users or small offices without dedicated IT resources, due to its complexity and cost

    • Processor:AMD Ryzen Embedded R2514, 4 cores, up to 3.70GHz
    • RAM:8GB DDR4, expandable to 64GB
    • Storage Capacity:Up to 144TB
    • Network:Dual 10GbE ports
    • Drive Bays:4 SATA, 2 U.2 NVMe, 2 M.2 SSD
    • Features:Surveillance, Docker, VMs, SAN
    Our verdict
    “This NAS excels in demanding professional environments where maximum performance and expandability are priorities.”
  4. Synology DS425+ 4-Bay Diskless NAS Private Cloud Media Server

    Synology DS425+ 4-Bay Diskless NAS Private Cloud Media Server

    Best for Business and Advanced Home Users

    View on Amazon

    This NAS offers a proven platform for business-critical storage, with high-speed file sharing and robust data protection. Its transfer speed of 278 MB/s surpasses many alternatives like the UGREEN NAS DXP4800 GT, making it suitable for multi-user environments. The Synology interface is intuitive, but the diskless design means setup is more involved, especially for those unfamiliar with NAS configuration. Compared to the UGREEN DXP4800 Pro, it’s less geared toward virtualization or AI workloads but excels in straightforward file sharing, backups, and surveillance support for small enterprises or tech-savvy home users.

    • High-speed data transfer for multiple simultaneous users
    • Supports comprehensive data protection and RAID configurations
    • Enables surveillance with support for 30 IP cameras
    • Requires drive installation, adding complexity
    • Price and detailed specs are not specified, which could affect decision-making

    This NAS is ideal for small businesses or advanced home users needing reliable, high-speed storage combined with security features.

    Pros:
    • High-speed transfer at 278 MB/s
    • Supports multiple users with robust data protection
    • Surveillance ready with support for 30 cameras
    Cons:
    • Diskless setup requires user to install drives
    • May be complex for NAS beginners

    Best for: Small businesses or tech-savvy home users prioritizing fast, reliable file sharing and surveillance integration

    Not ideal for: Casual users or those seeking plug-and-play simplicity without configuring drives or networks

    • Storage Bays:4
    • Data Transfer Speed:278 MB/s
    • Supported Users:10+
    • Surveillance Support:30 IP cameras
    • Warranty:3 years
    • Form Factor:Diskless
    Our verdict
    “This NAS suits users who need fast, secure storage with integrated surveillance capabilities in a business or advanced home setting.”
  5. UGREEN NAS DXP4800 Pro 4-Bay for IT Professionals, Developers & Power Users

    UGREEN NAS DXP4800 Pro 4-Bay for IT Professionals, Developers & Power Users

    Best for Demanding Workflows and Virtualization

    View on Amazon

    This NAS is clearly designed for high-end users who need maximum performance, such as developers, media creators, or small enterprise IT teams. Its Intel Core i3 processor and 144TB capacity support virtualization, Docker containers, and AI-powered applications, far beyond the typical NAS offerings like the Synology DS425+. The complexity of setup and large physical footprint mean this isn’t suitable for casual or small home environments. Compared with the UGREEN DXP4800 GT, it offers far more raw power and enterprise-grade features, but at a higher price and with increased technical requirements. It’s the ideal choice for those with advanced workflows or needing a reliable development environment.

    • Powerful Intel Core i3 processor for demanding tasks
    • Supports virtualization, Docker, AI, and encryption
    • Extensive storage and expansion options, including dual M.2 NVMe slots
    • Complex setup requiring technical expertise
    • Large size and higher power consumption may not suit small spaces

    This system is best for users who require enterprise-grade features, virtualization, and AI integrations for professional use.

    Pros:
    • High-performance Intel Core i3 CPU for demanding workflows
    • Supports virtualization, Docker, and AI features
    • Massive 144TB capacity with flexible RAID options
    Cons:
    • Setup complexity may challenge non-technical users
    • Large physical size and higher power draw

    Best for: IT professionals, developers, or advanced power users needing virtualization, AI, or extensive storage

    Not ideal for: Casual users or those with limited technical background, due to its complexity and cost

    • Digital Storage Capacity:144 TB
    • Hard Disk Interface:SATA
    • Connectivity Technology:SATA
    • Additional Features:Docker, VMs, AI recognition
    • Hard Disk Form Factor:3.5 inches
    • Hardware Platform:x86
    Our verdict
    “This NAS excels in demanding professional contexts where performance, expandability, and advanced features are critical.”
  6. UGREEN DXP4800 Plus 4-Bay NAS for Families, Creators & Small Teams

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

    Best Overall

    View on Amazon

    The UGREEN DXP4800 Plus stands out for its impressive storage capacity of up to 144TB, making it ideal for users who need substantial space without sacrificing speed. It offers fast transfer speeds thanks to 10GbE and USB 3.2 ports, surpassing the Synology DS423’s performance, especially in multi-user environments. Its support for Docker and virtual machines broadens its utility for creators and small teams. However, it requires users to purchase hard drives separately and relies solely on wired Ethernet, which might limit flexibility. Compared to the Synology DS423, it provides more raw capacity and advanced features but at a higher complexity and cost.

    Pros:
    • Massive storage capacity up to 144TB
    • Fast transfer speeds with 10GbE and USB ports
    • Supports Docker and virtual machines for versatile use
    • Advanced encryption and permission management
    Cons:
    • Hard drives sold separately
    • Speed varies with network setup
    • Wired Ethernet only, no Wi-Fi

    Best for: Small offices, advanced creators, and tech-savvy users needing high capacity and performance.

    Not ideal for: Casual home users or those seeking plug-and-play simplicity, since setup is more technical and drives are not included.

    • Storage Capacity:Up to 144TB
    • Number of Bays:4
    • Connectivity:10GbE network port, 10Gbps USB ports
    • Compatibility:Windows, macOS, Linux, iOS, Android, Google services
    • Hard Drives Included:No
    • Warranty:2 years
    Our verdict
    “This NAS is best suited for small teams and creators who prioritize high capacity and advanced features over ease of setup.”
  7. UGREEN NAS DH4300 Plus 4-Bay Home Storage for Beginners, Home Users & Remote Workers

    UGREEN NAS DH4300 Plus 4-Bay Home Storage for Beginners, Home Users & Remote Workers

    Best for Beginners

    View on Amazon

    The UGREEN NAS DH4300 Plus offers an accessible entry point into NAS storage, especially for home users and remote workers. Its 120TB capacity and support for automatic photo backups and AI album organization make it well-suited for families seeking simple media management. It supports multiple devices with high transfer speeds (312 MB/s) and has HDMI output for media streaming. Compared with the Synology DS225+, it provides a more comprehensive media experience but lacks Wi-Fi support, limiting flexibility for wireless setups. Its hardware is robust, but it doesn’t support virtual machines, which might restrict advanced users.

    Pros:
    • Affordable with no recurring fees
    • Supports automatic photo backups and AI album organization
    • High performance with 312 MB/s transfer speed
    • 4K HDMI output for media playback
    Cons:
    • No Wi-Fi support, only wired Ethernet
    • Virtual machine support is absent
    • Hard drives are sold separately

    Best for: Home users and families needing straightforward media storage, backups, and local access without recurring fees.

    Not ideal for: Tech enthusiasts or businesses requiring virtual machine support or flexible network options, since it’s primarily designed for simple, wired connectivity.

    • Digital Storage Capacity:120 TB
    • Hard Disk Interface:Serial ATA
    • Connectivity Technology:Ethernet, HDMI, SATA, USB
    • Hard Disk Form Factor:3.5 inches
    • Supported Devices:Desktop, Laptop, Smartphone, Tablet, Television
    • Maximum Capacity:128TB (with RAID 0, drives not included)
    Our verdict
    “This NAS is ideal for home users seeking reliable, easy-to-use media and backup solutions without complexity.”
  8. Synology DS423 4-Bay Diskless NAS for Backup, File Sharing, and Surveillance

    Synology DS423 4-Bay Diskless NAS for Backup, File Sharing, and Surveillance

    Best for Data Security & Surveillance

    View on Amazon

    The Synology DS423 offers robust data protection, private cloud access, and surveillance support, making it a strong choice for security-conscious users. Its comprehensive snapshot and backup features surpass the UGREEN models, especially in enterprise environments. However, it’s diskless, requiring users to purchase drives separately, and the camera licenses for surveillance are sold separately. Compared to the TERRAMASTER F4-425, it emphasizes security and ease of use, though it doesn’t support 4K media transcoding or virtual machines. This model is best for users prioritizing data safety and remote access over media processing or high-performance computing.

    Pros:
    • Secure private cloud and remote access
    • Advanced data protection with snapshots
    • Supports up to 30 IP cameras for surveillance
    • Two-year warranty
    Cons:
    • Camera licenses sold separately
    • Requires additional purchase for hard drives
    • No included drives

    Best for: Small businesses or home users needing secure backup, file sharing, and surveillance capabilities.

    Not ideal for: Media-heavy users or those wanting built-in transcoding, as it lacks direct multimedia features and virtual machine support.

    • Number of Bays:4
    • Type:Diskless NAS
    • Features:Private cloud, data backup, video surveillance
    • Warranty:2 years
    • Max IP Cameras:30
    • Supported OS:Multiple
    Our verdict
    “This NAS is best for security-focused users who want reliable backups and surveillance integration.”
  9. TERRAMASTER F4-425 4-Bay NAS with Intel x86 Quad-Core CPU and 4GB RAM

    TERRAMASTER F4-425 4-Bay NAS with Intel x86 Quad-Core CPU and 4GB RAM

    Best for Performance & Media

    View on Amazon

    The TERRAMASTER F4-425 excels with its Intel x86 quad-core processor and 4GB RAM, supporting 4K transcoding and multi-user access. It’s a compelling choice for media enthusiasts and small teams needing fast, reliable data transfers—especially since it supports Plex, Emby, and Jellyfin for media streaming. Compared to the Synology DS225+ or UGREEN models, it offers more raw power and supports RAID configurations for better redundancy. However, it’s limited to 4 bays, which might restrict future expansion, and requires some familiarity with NAS setup for optimal performance. Its quiet operation at 21dB makes it suitable for home environments, but it’s less plug-and-play than some competitors.

    Pros:
    • Powerful Intel quad-core CPU
    • Supports 4K transcoding and multi-user access
    • Quiet operation at 21dB
    • Easy tool-free HDD installation
    Cons:
    • Limited to 4 bays
    • Requires NAS familiarity for setup
    • No included drives

    Best for: Media creators and small teams requiring robust transcoding and multi-user access.

    Not ideal for: Users needing large storage pools beyond 4 bays or those uncomfortable with NAS configuration.

    • Processor:Intel x86 quad-core
    • RAM:4GB
    • Number of Bays:4
    • Maximum Storage:120TB
    • Network Speed:2.5GbE
    • Noise Level:21dB
    Our verdict
    “This NAS suits media-heavy users who need performance and reliability over maximum expansion capacity.”
  10. Synology DS225+ Private Cloud Media Server – 2-Bay Diskless NAS with Intel CPU

    Synology DS225+ Private Cloud Media Server - 2-Bay Diskless NAS with Intel CPU

    Best for Small-Scale Cloud & Media

    View on Amazon

    The Synology DS225+ offers a compact, reliable solution for home media streaming and private cloud access, with support for 4K media and automated backups. Its Intel CPU and RAID support provide solid data protection, but its two-drive capacity limits expansion for users with larger storage needs. Compared with the UGREEN DH4300 Plus, it’s more straightforward for beginners but offers less raw capacity and fewer multimedia features. Its three-year warranty adds peace of mind, but setup can be complex for less experienced users. This makes it an ideal choice for small households or small businesses needing dependable, secure cloud storage and media streaming without extra bells and whistles.

    Pros:
    • Supports 4K media streaming
    • Automated backups and RAID redundancy
    • Reliable Intel CPU with 3-year warranty
    • Supports surveillance with AI detection
    Cons:
    • Requires additional disks for storage
    • Setup may be complex for novices
    • Limited to 2 drive bays

    Best for: Home users and small businesses seeking a simple, secure, and reliable private cloud solution.

    Not ideal for: Power users or media professionals requiring more storage capacity or extensive surveillance features.

    • Model:DS225+
    • Type:2-Bay NAS
    • Processor:Intel CPU
    • Storage:Diskless
    • Transfer Speed:282 MB/s
    • Surveillance Support:Up to 30 IP cameras
    • Warranty:3 years
    Our verdict
    “This NAS is most suitable for users prioritizing secure, reliable cloud storage and media streaming in a compact form factor.”
network attached storage 4 bay
What makes a great network attached storage 4 bay
1
Performance and Processor Speed
Performance depends heavily on the CPU and RAM.
2
Ease of Use and Software Ecosystem
Intuitive interfaces and robust software ecosystems can make or break your experience.
3
Expandability and Future-Proofing
While 4-bay NAS devices come with fixed bays, other expandability options like SSD cache, additional network ports, or RAM upgrade
4
Noise Levels and Physical Design
If your NAS will sit in a living space or home office, consider noise levels and physical size.
How to choose your network attached storage 4 bay
1
How we picked
These products were evaluated based on key criteria including hardware performance, software usability, build quality, e
2
Performance and Processor Speed
Performance depends heavily on the CPU and RAM.
3
Ease of Use and Software Ecosystem
Intuitive interfaces and robust software ecosystems can make or break your experience.
4
Expandability and Future-Proofing
While 4-bay NAS devices come with fixed bays, other expandability options like SSD cache, additional network ports, or R
5
Noise Levels and Physical Design
If your NAS will sit in a living space or home office, consider noise levels and physical size.
Vetted network attached storage 4 bay ·
The best network attached storage 4 bay, compared
★ Winner Asustor Drivestor 4 Gen 2 AS12
Best Overall for Home and Small Office Use
10compared

How We Picked

These products were evaluated based on key criteria including hardware performance, software usability, build quality, expandability, value for price, and versatility. We prioritized models that offer a balanced mix of speed, ease of management, and features suited to different user needs, from home users to professionals. Our ranking reflects a combination of technical specs, user interface design, and overall reliability, aiming to highlight options that truly serve different types of buyers without unnecessary complexity or cost.
Everyday → specialist
Everyday & valuePremium & specialist
Which network attached storage 4 bay fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Network Attached Storage 4 Bay

Choosing the right 4-bay NAS requires considering several factors beyond just hardware specs. Understanding your storage needs, budget constraints, and future growth plans can help you avoid common pitfalls. Here are some key factors to weigh before making a decision.

Performance and Processor Speed

Performance depends heavily on the CPU and RAM. For streaming 4K media, running multiple virtual machines, or managing large backups, a faster processor with more RAM ensures smoother operation. However, higher specs often come with increased costs, so balance your current needs with potential future demands. For most home and small business users, a quad-core processor with at least 2GB of RAM is sufficient, but power users may want more.

Ease of Use and Software Ecosystem

Intuitive interfaces and robust software ecosystems can make or break your experience. Brands like Synology excel here with user-friendly OS and app support, reducing setup time and ongoing management headaches. Conversely, more technical users might prefer systems that offer greater customization but require a steeper learning curve. Consider how much time you’re willing to spend managing your NAS, especially if you’re a beginner.

Expandability and Future-Proofing

While 4-bay NAS devices come with fixed bays, other expandability options like SSD cache, additional network ports, or RAM upgrades can extend the device’s lifespan. Think about potential use cases that might grow—like adding additional storage, supporting more users, or integrating new services. Skipping these features might save money now but could limit flexibility later.

Price and Value

Prices vary significantly, often reflecting the hardware and software features included. It’s tempting to choose the cheapest option, but that might sacrifice performance or reliability. Conversely, premium models can deliver advanced features like dual 10GbE ports or higher RAM but aren’t necessary for basic backups or media streaming. Focus on matching features to your actual needs to avoid overspending.

Noise Levels and Physical Design

If your NAS will sit in a living space or home office, consider noise levels and physical size. Some models operate quietly and have compact footprints, while others can be louder and bulkier. Proper placement and ventilation also impact longevity and performance. For dedicated server rooms, noise may be less of a concern, allowing for larger, more powerful units.

Frequently Asked Questions

Can I swap out or upgrade drives in a 4-bay NAS?

Most 4-bay NAS devices allow drive swapping and support drive replacements or upgrades, often with hot-swappable bays. This flexibility helps extend the device’s lifespan and adapt to changing storage needs. However, compatibility depends on the specific model and drive sizes, so checking manufacturer specifications is essential. Keep in mind that RAID configurations may require some downtime during upgrades, especially if you’re replacing multiple drives or changing RAID levels.

Is a 4-bay NAS suitable for media streaming?

Yes, a 4-bay NAS can serve as an effective media server, especially models equipped with fast processors and sufficient RAM. They support streaming to multiple devices simultaneously and can handle 4K content with appropriate hardware. However, the network connection matters—models with 2.5GbE or 10GbE ports provide smoother streaming experiences for high-bitrate media. Ensure your home network is capable of supporting these speeds for optimal performance.

What is the difference between diskless and pre-populated NAS units?

Diskless NAS units come without drives, giving you the flexibility to choose and install your own storage. This option can be more cost-effective and allows for custom configurations. Pre-populated models include drives and are ready to use but tend to be more expensive. If you already have drives or want to control the quality and capacity of your storage, a diskless unit provides more customization. Conversely, beginners often prefer pre-populated options for simplicity.

How important is the brand when choosing a NAS?

Brand reputation can influence reliability, software support, and ease of use. Companies like Synology and QNAP have well-established ecosystems and frequent updates, which can reduce troubleshooting time. Lesser-known brands may offer competitive prices but might lack extensive customer service or software polish. Consider reviews, firmware update history, and community support when selecting a brand to avoid frustration down the line.

What should I consider if I want to use my NAS for backups?

For backups, focus on models with reliable data integrity, ease of scheduling, and compatibility with your existing devices. Features like snapshot support and remote backup options enhance data security. Also, consider the total storage capacity, especially if you plan to back up multiple devices over time. Choosing a NAS with good software for automatic backups simplifies ongoing data protection and reduces manual effort.

Conclusion

For most users, the Synology DS425+ offers a balanced mix of performance, user friendliness, and expandability, making it the best overall choice. The TERRAMASTER F4-425 appeals to power users prioritizing speed and hardware specs, while the Asustor Drivestor 4 Pro fits those seeking higher performance with a straightforward setup. Beginners or home users will find the UGREEN NAS DH4300 Plus simple and affordable. Finally, those with specific needs like media streaming or professional backup should look at models tailored to those tasks, ensuring a long-lasting, satisfying investment.
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