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5 Best 4 Bay Nas of 2026

Last Updated - 01/04/2026

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

QNAP

QNAP TS-464-8G, 4-Bay Affordable NAS, High Performance Desktop NAS, Intel Quad-core CPU, 2 x M.2 PCle Slots, Dual 2.5GbE, 8GB RAM

QNAP

£636.00

More Details
Main highlights
- Two USB 3.2 Gen 2 (10Gbps) ports allow faster backup to/from USB devices.
- TS-264 / TS-464 / TS-664 are as fast as a single-port 10GbE NAS with up to 589 MB/s transfer speeds by setting port trunking with the two built-in 2.5GbE (2.5G/1G/100M) ports.
- Perform additional tasks, stream more media, and have more services running with an Intel quad-core processor optimised for multitasking.
- If two M.2 slots aren’t enough, install a QM2 PCIe expansion card for more M.2 SSD slots.
- Built-in GPU for enhanced video conversion, allowing videos to be smoothly streamed from the NAS to mobile devices.
£636.00
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TERRAMASTER

TERRAMASTER F4-425 Plus NAS Storage - 4Bay Intel N150 Quad-Core CPU, 16GB RAM DDR5, 5GbE LAN x 2, M.2 Slot x 3, Network Attached Storage for Teamwork, Multimedia Server (Diskless)

TERRAMASTER

£589.99

More Details
Main highlights
- Powerful 4-Bay NAS with Triple M.2 Expansion: Powered by the Intel N150 Quad-Core CPU (up to 3.6GHz) and 16GB DDR5 memory(non-ECC SODIMM), the F4-425 Plus NAS storage delivers high-efficiency performance for demanding users. Its innovative triple M.2 SSD design supports SSD cache or independent storage pools, providing outstanding flexibility and acceleration for data-heavy tasks.
- Massive 144TB Storage with Flexible TRAID Protection: The F4-425 Plus 4-bay NAS supports up to 144TB total capacity (4× HDD + 3× M.2 SSD). TerraMaster's exclusive TRAID technology automatically optimizes capacity while providing strong data protection, with advanced features such as TFSS snapshots and HyperLock-WORM for enhanced data security.
- Dual 5GbE LAN Ports up to 1020MB/s: Featuring dual 5GbE network interfaces, the F4-425 Plus network attached storage supports link aggregation and SMB Multichannel, achieving up to 1020 MB/s sequential read/write speeds. Ideal for video editors, creative teams, and small business offices that require fast and reliable data access.
- Data Drive Mounting & Reliable Aluminum Design: Easily integrate your existing storage by first installing TOS 6 on a new drive. Unlike other NAS systems that require disk formatting, TerraMaster's Direct Data Drive Mounting technology allows you to then hot-plug the existing data drive for instant access, ensuring all your files remain secure and untouched. Housed in a durable aluminum-alloy chassis with Push-Lock HDD trays, this NAS enclosure combines convenience, security, and reliability for long-term use.
- All-in-One Hub for Pros, Businesses & Home Users: From geeks running Docker, Virtual Machines, and Portainer, to small businesses leveraging TerraMaster BBS (Business Backup Suite), and families enjoying Plex/Emby/Jellyfin with 4K/8K transcoding - The F4-425 Plus NAS server fulfills diverse needs. Integrated apps like QB/Torrent/Transmission simplify downloads, while TNAS Mobile enables full remote control.
£589.99
3
Best Value
20% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

UGREEN
20% Off

UGREEN NASync DXP4800 Plus 4-Bay Desktop NAS, Intel Pentium Gold 8505 5-Core CPU, 8GB DDR5 RAM, 128G SSD, 1 * 10GbE, 1 * 2.5GbE, 2 * M.2 NVMe Slots, 4K HDMI, Network Attached Storage (Diskless)

UGREEN

£495.99

£619.99
(20% Off)

More Details
Main highlights
- Super-Fast Transfers: Back up 1GB in less than a second using either the 10GbE network port or the 10Gbps USB ports.
- Secure Private Cloud: Retain 100% data ownership with advanced encryption to protect your files. Flexible permission management makes it easy to protect your privacy when collaborating with others.
- Much Better Way to Store Than External Drives: NAS offers centralized storage, automatic backups, remote access, and a wide range of RAID options for easy data recovery even if a drive fails.
- Massive Storage Capacity: Never worry about storage limits again. With up 136TB capacity, you can store 39 million photos or 76,000 movies!
- AI-Powered Photo Album: Automatically organizes your photos by recognizing faces, scenes, objects, and locations. It can also instantly remove duplicates, freeing up storage space and saving you time.
£495.99
£619.99 (20% Off)
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Synology

DiskStation DS925+ – 4-Bay NAS with 2.5GbE, Expandable to 9 Bays, M.2 NVMe SSD Caching, High-Speed Backup, Surveillance & Collaboration, Data Storage and Management Solution Ideal for Home or Business

Synology

£584.97

More Details
Main highlights
- Versatile Network Storage – Includes file and photo management, data protection, virtualization, and surveillance features
- Fast and Flexible Networking – Dual 2.5GbE ports offer fast network speeds and improved redundancy
- Extendable Product Support – 3-year limited hardware warranty, extendable to 5 years in select markets
- Dependable Performance – Up to 522/565 MB/s sequential read/write throughput for stable data transfers. Only compatible with Synology branded drives.
- Capacity Expansion – Expand up to 9 bays with the DX525 for up to 180 TB of storage
£584.97
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

AOOSTAR

AOOSTAR NAS Mini PC 4Bay SATA HDD Storage,Ryzen7 5825U Dual DDR4 RAM Two M.2 SSD Slots Desktop NASync Computer, 2 * 2.5GbE / 4k HDMI/TF Card port/TYPE-C Network Attached Storage (WTR PRO Barebone)

AOOSTAR

£349.80

More Details
Main highlights
- 【ryzen7 5825u CPU】AOOSTAR's latest WTR PRO is powered by ryzen7 5825u CPU (L3: 16MB, 8C,16T,Up to 4.5 GHz), which delivers outstanding performance over 5800u, 16% better performance than 5700u, 230% higher than the Intel N150.and consumes only 15W of power, making it a high performance, low power desktop PC.
- 【High Speed & Rich Ports】Mini PC support WOL call startup, Wake on LAN. Interface: 2 x USB3.0, 2 x USB2.0, 1 x DP1.4 (4K144Hz), 2 x LAN (2.5G), 1 x 3.5mm Audio Jack, 1 x HDMI 2.1, 1 x Micro SD, Card Port x 1, DC x 1
- 【Extreme Heat Dissipation & Ultra-Quiet】The WTR PRO Mini PC is equipped with a through-the-wall construction and 12CM fan for superior cooling performance. It efficiently dissipates heat while maintaining silent operation. Intelligent fan control ensures optimum cooling according to the load, while the dustproof design prevents dust from entering the interior and ensures stable operation over long periods of time.
- 【4K Video Output & 3 Screens】This mini computer can connect up to three 4K-resolution displays simultaneously via DP144Hz/HDMI/Type-C, enabling efficient multitasking and more screens for an even better working environment. It is suitable for a wide range of applications including office, gaming, new media, video editing and telecommuting.
- 【4 Bays Nas &Dual Channel】WTR PRO mini pc has 4 bays, perfect for use as soft routing, Diy Nas, etc., can run 24/7, 15W - 25W low power consumption, energy saving and power saving. mini pc uses dual channel 3200MHz DDR4 RAM, 2 slots, maximum capacity support 64GB (32*2). This Mini PC is expandable up to 4 x 22TB with four 3.5 SATA hard drives and two M.2 2280-NVME( (Supports NVME protocol only)).
- AOOSTAR provide 12 months after-sales service from the date of order, you have any questions about the product, please contact us by inquiry/e**mail
£349.80

5 Best 4 Bay Nas of 2026

QNAP TS-464-8G, 4-Bay Affordable NAS, High Performance Desktop NAS, Intel Quad-core CPU, 2 x M.2 PCle Slots, Dual 2.5GbE, 8GB RAM

TERRAMASTER F4-425 Plus NAS Storage - 4Bay Intel N150 Quad-Core CPU, 16GB RAM DDR5, 5GbE LAN x 2, M.2 Slot x 3, Network Attached Storage for Teamwork, Multimedia Server (Diskless)

UGREEN NASync DXP4800 Plus 4-Bay Desktop NAS, Intel Pentium Gold 8505 5-Core CPU, 8GB DDR5 RAM, 128G SSD, 1 * 10GbE, 1 * 2.5GbE, 2 * M.2 NVMe Slots, 4K HDMI, Network Attached Storage (Diskless)

DiskStation DS925+ – 4-Bay NAS with 2.5GbE, Expandable to 9 Bays, M.2 NVMe SSD Caching, High-Speed Backup, Surveillance & Collaboration, Data Storage and Management Solution Ideal for Home or Business

AOOSTAR NAS Mini PC 4Bay SATA HDD Storage,Ryzen7 5825U Dual DDR4 RAM Two M.2 SSD Slots Desktop NASync Computer, 2 * 2.5GbE / 4k HDMI/TF Card port/TYPE-C Network Attached Storage (WTR PRO Barebone)

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Synology DS423 4 Bay Desktop NAS: Efficient Data Storage and Backup

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Asustor Drivestor 4 Gen 2 AS1204T, 4 Bay NAS Network Storage Enclosure, Quad-Core 1.7GHz CPU, 2.5GbE Port, 1GB DDR4, 3 x USB 3.0 (Diskless)

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QNAP TR-004 4 Bay USB Type-C Direct Attached Storage (DAS) with hardware RAID (Diskless)

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