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5 Best 4 Bay Nas of 2025

Last Updated - 2025/09/03

1
Best Choice

✖
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

SYNOLOGY 4-Bay DS925+ NAS with Expandable Capacity

Synology

CA$945.80

More Details
Main highlights
- Versatile network storage: Leverage integrated file and photo management, data protection, virtualization, and surveillance solutions
- Reliable performance: Up to 522/565MB/s sequential read/write throughput for stable data transfers
- Fast, flexible networking: Dual 2.5GbE ports provide fast network transfer speeds and increased redundancy
- Expandable Product Support: Backed by Synology's 3-year limited hardware warranty, extendable to 5 years in select markets
- Capacity Expansion: Add 5 additional drive bays for up to 180TB 4 storage with one DX525 expansion drive
CA$945.80
2

✖
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-US 4 Bay High-Performance Desktop NAS with Intel Celeron Quad-core Processor, M.2 PCIe Slots and Dual 2.5GbE (2.5G/1G/100M) Network Connectivity (Diskless)

QNAP

CA$903.56

More Details
Main highlights
- Two USB 3.2 Gen 2 (10Gbps) ports allow faster backup to/from USB devices.
- TS-464 is 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 optimized for multitasking.
- Futureproof your network connection by installing a PCIe dual-port 10GbE network card that delivers up to 1,647 MB/s transfer speed.
- Built-in GPU for enhanced video conversion, allowing videos to be smoothly streamed from the NAS to mobile devices.
CA$903.56
3
10% Off

✖
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
10% Off

UGREEN NASync DXP4800 4-Bay Desktop NAS, Auto Backup Phones/PCs Private Cloud Storage for Home & Office, Intel N100 Quad-core CPU, 8GB DDR5 RAM, 32G eMMC, 2 * 2.5GbE, Dual M.2 Slots, 4K HDMI(Diskless)

UGREEN

CA$629.99

CA$699.99
(10% Off)

More Details
Main highlights
- Widely Compatible: UGREEN NASync is compatible with Western Digital, Seagate, Toshiba, and more third-party hard drives. Please check our compatibility list for full details. Note: Storage hard drives are not included and need to be purchased separately.
- User-Friendly App: Simple setup and easy file-sharing on Windows, macOS, Android, iOS, web browsers, and smart TVs, giving you secure access from any device.
- Super-Fast Transfers: Back up 1GB in less than 2 seconds using either the 2x 2.5GbE 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.
- 2-Year Warranty: Enjoy 2 years of protection with UGREEN.
CA$629.99
CA$699.99 (10% Off)
4
Best Value
15% Off

✖
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
15% 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

CA$759.99

CA$894.99
(15% Off)

More Details
Main highlights
- Widely Compatible: UGREEN NASync is compatible with Western Digital, Seagate, Toshiba, and more third-party hard drives. Please check our compatibility list for full details. Note: Storage hard drives are not included and need to be purchased separately.
- User-Friendly App: Simple setup and easy file-sharing on Windows, macOS, Android, iOS, web browsers, and smart TVs, giving you secure access from any device.
- 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.
- 2-Year Warranty: Enjoy 2 years of protection with UGREEN.
CA$759.99
CA$894.99 (15% Off)
5

✖
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-433-4G-US 4 Bay NAS with Quad-core Processor, 4 GB DDR4 RAM and 2.5GbE Network (Diskless)

QNAP

CA$534.98

More Details
Main highlights
- myQNAPcloud allows you to easily access, manage, and share NAS files via the Internet.
- With a built-in NPU (Neural network Processing Unit) processor, the TS-433 boosts performance for high-speed face and object recognition.
- Supports ARM NEON technology that accelerates video processing for a greater entertainment experience.
- Protect your files and data from accidental deletion and malware attacks by using advanced snapshot protection.
- Centrally store photos, music, and videos; easily browse, organize, and share multimedia files.
CA$534.98

5 Best 4 Bay Nas of 2025

SYNOLOGY 4-Bay DS925+ NAS with Expandable Capacity

QNAP TS-464-8G-US 4 Bay High-Performance Desktop NAS with Intel Celeron Quad-core Processor, M.2 PCIe Slots and Dual 2.5GbE (2.5G/1G/100M) Network Connectivity (Diskless)

UGREEN NASync DXP4800 4-Bay Desktop NAS, Auto Backup Phones/PCs Private Cloud Storage for Home & Office, Intel N100 Quad-core CPU, 8GB DDR5 RAM, 32G eMMC, 2 * 2.5GbE, Dual M.2 Slots, 4K HDMI(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)

QNAP TS-433-4G-US 4 Bay NAS with Quad-core Processor, 4 GB DDR4 RAM and 2.5GbE Network (Diskless)

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