Best Computer Network Attached Storage in 2025
Daisy
Last Updated: Nov 5, 2025
Daisy
Last Updated: Nov 5, 2025
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Easy-Tecs | 4.10 | ✅ | ✅ | ✅ |
8-bay NAS: The Synology DS1821+ is an 8-bay NAS, which means it can accommodate up to 8 hard drives or SSDs. This makes it a great option for businesses or individuals who need a lot of storage space.
AMD Ryzen CPU: The DS1821+ is powered by an AMD Ryzen quad-core processor, which provides excellent performance for a variety of tasks, including file sharing, virtualization, and multimedia streaming.
Dual M.2 NVMe slots: The DS1821+ has two M.2 NVMe slots, which can be used to add SSD cache for improved performance.
Expandable storage: The DS1821+ can be expanded up to 18 bays by connecting two DX517 expansion units.
Sophisticated software: The DS1821+ comes with a wide range of software applications, including file sharing, backup, virtualization, and multimedia streaming.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Price Master Jay | 9.13 | ✅ | ✅ | ✅ |
AnnapurnaLabs Alpine AL324 ARM Cortex-A57 quad-core 1.7GHz processor
2 X 10GbE SFP+ ports
2 x 2.5GbE ports
3 x USB 3.2 Gen 1 ports
5 x 3.5-inch + 4 x 2.5-inch SATA 6Gb/s (Diskless).4 GB SODIMM DDR4 Memory (Max 16GB)
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
High-performance 1.3 GHz dual-core Processor for lag-free streaming
1GB of DDR3 Memory to multitask with ease
Centralized network storage and access from anywhere
Automatic file synching across all your computers
Simplified file and folder sharing
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 5 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
32 TB CAPACITY – 4 pre-tested, NAS-grade hard drives included. Ships in RAID 5 for 24 TB usable capacity; can change to RAID 6 for more redundancy, or RAID 0 for full 32 TB.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 1 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
4 TB CAPACITY – 2 pre-tested, NAS-grade hard drives included. Ships in RAID 1 for 2 TB usable capacity; can change to RAID 0 for full 4 TB; 2 empty bays for future expansion.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 5 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
16 TB CAPACITY – 4 pre-tested, NAS-grade hard drives included. Ships in RAID 5 for 12 TB usable capacity; can change to RAID 6 for more redundancy, or RAID 0 for full 16 TB.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
HASSLE-FREE INSTALLATION – Hard drive included, and no computer needed for setup. Simply connect the NAS to your router for instant shared network storage for all your devices at the same time. Product is compatible with PC, macOS, Android, and iOS.
SUBSCRIPTION-FREE PERSONAL CLOUD – Store and back up videos, music, and photos and access them from anywhere without paying any monthly storage charges.
PURPOSE-BUILT STORAGE WITH DATA SECURITY FOCUS – Storage designed to keep your data safe, the NAS features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
BACK UP MULTIPLE COMPUTERS & DEVICES – PC backup software included, and you can set up automated backups of data on your computers and mobile devices.
SECURELY SHARE FILES WITH FAMILY & FRIENDS – Create individual access of folders to ensure your data remains private while securely share storage space or files with others.
ORGANIZE AND SECURE YOUR DATA – Use NAS as an easy-to-access central storage location. No more searching through different external drives or cloud accounts.
2TB capacity – 1 Drive Bay, HDD included.
Made in Japan – Quality Devices.
24/7 US-based support, with 2-year warranty, including hard drives.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
One central place to store all your photos, videos, music and files.Data Transfer Rate:0Gbps
Quick and simple setup from your phone
Auto backup for photos and videos on your phone
Backup for all your PC and Mac computers
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Guthry Sales LLC | 6.00 | ✅ | ✅ | ✅ |
Centralized storage with anytime, anywhere access
Integrated 1.6 GHz Marvell armadaARMADA 388 dual-core processor and 2GB DDR3 Memory
Twonky DLNA-certified media server and iTunes support
RAID 0, 1, 5, 10 or JBOD and spanning
Integrated backup software for PC users and Time Machine support for Mac users
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Intel Pentium N3710 Quad-Core 1.6GHz Processor with 4GB DDR3L Memory
Built-in video transcoding for HD streaming through Plex
Centralized storage to organize media and improve your workflow
Quick, easy setup and a robust Device Manager with My Cloud OS 3
Comprehensive security through password protection and AES 256 bit volume encryption
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
SMALL OFFICE / HOME OFFICE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
HASSLE-FREE INSTALLATION – Hard drives included, and no computer needed for setup. Simply connect the NAS to your router for instant shared network storage for all your devices at the same time. Product is compatible with PC, macOS, Android, and iOS.
SUBSCRIPTION-FREE PERSONAL CLOUD – Store and back up videos, music, and photos and access them from anywhere without paying any monthly storage charges.
SECURE YOUR PRECIOUS DATA - Storage designed to keep your data safe, the NAS features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
BACK UP MULTIPLE COMPUTERS & DEVICES – PC backup software included, and you can set up automated backups of data on your computers and mobile devices.
SECURELY SHARE FILES WITH FAMILY & FRIENDS – Create individual access of folders to ensure your data remains private while securely share storage space or files with others.
12 TB Total capacity – 2 Drive Bays ships with RAID 1 (Automatic Backup) = 6 TB usable capacity. Set to RAID 0 to use the full 12 TB.
DIRECT COPY - Back up your devices via USB. Copy photos/videos/files without a computer.
MADE IN JAPAN - Quality Devices.
24/7 US-BASED SUPPORT - With 3-year warranty, including hard drives.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
SMALL OFFICE / HOME OFFICE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
HASSLE-FREE INSTALLATION – Hard drives included, and no computer needed for setup. Simply connect the NAS to your router for instant shared network storage for all your devices at the same time. Product is compatible with PC, macOS, Android, and iOS.
SUBSCRIPTION-FREE PERSONAL CLOUD – Store and back up videos, music, and photos and access them from anywhere without paying any monthly storage charges.
SECURE YOUR PRECIOUS DATA - Storage designed to keep your data safe, the NAS features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
BACK UP MULTIPLE COMPUTERS & DEVICES – PC backup software included, and you can set up automated backups of data on your computers and mobile devices.
SECURELY SHARE FILES WITH FAMILY & FRIENDS – Create individual access of folders to ensure your data remains private while securely share storage space or files with others.
4 TB Total capacity – 2 Drive Bays ships with RAID 1 (Automatic Backup) = 2 TB usable capacity. Set to RAID 0 to use the full 4 TB.
DIRECT COPY - Back up your devices via USB. Copy photos/videos/files without a computer.
MADE IN JAPAN - Quality Devices.
24/7 US-BASED SUPPORT - With 3-year warranty, including hard drives.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
SMALL OFFICE / HOME OFFICE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
HASSLE-FREE INSTALLATION – Hard drives included, and no computer needed for setup. Simply connect the NAS to your router for instant shared network storage for all your devices at the same time. Product is compatible with PC, macOS, Android, and iOS.
SUBSCRIPTION-FREE PERSONAL CLOUD – Store and back up videos, music, and photos and access them from anywhere without paying any monthly storage charges.
SECURE YOUR PRECIOUS DATA - Storage designed to keep your data safe, the NAS features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
BACK UP MULTIPLE COMPUTERS & DEVICES – PC backup software included, and you can set up automated backups of data on your computers and mobile devices.
SECURELY SHARE FILES WITH FAMILY & FRIENDS – Create individual access of folders to ensure your data remains private while securely share storage space or files with others.
8 TB Total capacity – 2 Drive Bays ships with RAID 1 (Automatic Backup) = 4 TB usable capacity. Set to RAID 0 to use the full 8 TB.
DIRECT COPY - Back up your devices via USB. Copy photos/videos/files without a computer.
MADE IN JAPAN - Quality Devices.
24/7 US-BASED SUPPORT - With 3-year warranty, including hard drives.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 5 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
32 TB CAPACITY – 4 pre-tested, NAS-grade hard drives included. Ships in RAID 5 for 24 TB usable capacity; can change to RAID 6 for more redundancy, or RAID 0 for full 32 TB.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.60 | ✅ | ✅ | ✅ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 1 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
16 TB CAPACITY – 2 pre-tested, NAS-grade hard drives included. Ships in RAID 1 for 8 TB usable capacity; can change to RAID 0 for full 16 TB.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage.
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed.
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Multioculus | 5.31 | ❌ | ❌ | ❌ |
PROFESSIONAL GRADE NETWORK ATTACHED STORAGE: Optimized to organize, store, share, and back up your important files.
RELIABLE STORAGE W/ EFFORTLESS SETUP: RAID 1 pre-configured for out-of-the-box protection to save you time and effort.
PURPOSE-BUILT FOR DATA PROTECTION: Features 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
CLOUD INTEGRATION: Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
8 TB CAPACITY – 2 pre-tested, NAS-grade hard drives included. Ships in RAID 1 for 4 TB usable capacity; can change to RAID 0 for full 8 TB.
PEACE OF MIND INCLUDED: 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support. (Additional warranty options available.)
MADE IN JAPAN - Quality made data storage
FAST DATA TRANSFERS - Native 2.5GbE port for high speeds with no cable upgrade needed
REMOTE MANAGEMENT SERVICE - Save time and resources by managing multiple NAS from a single console.
DATA RECOVERY SERVICE – Qualifies for free simple logical data recovery with award winning support when registered
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Roseco Technology | 0.00 | ❌ | ❌ | ❌ |
LOW COST PROFESSIONAL GRADE NETWORK ATTACHED STORAGE - Optimized to organize, store, share, and back up your important and everyday files.
PURPOSE-BUILT FOR DATA PROTECTION – Secure NAS with 256-bit drive encryption, a closed system, and flexible replication and backup features to keep your data safe.
FAST DATA TRANSFERS – Native 2.5GbE port for high speed file transfers with no cable upgrade needed.
RELIABLE STORAGE WITH EFFORTLESS SETUP – Hard drives included and RAID pre-configured for hassle-free, out-of-the-box protection, and can be changed to other RAID modes to best suit your needs.
CLOUD INTEGRATION – Sync with Amazon S3, Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
16 TB CAPACITY – 4 pre-tested hard drives included. Ships in RAID 5 for 12 TB usable capacity; can change to RAID 6 for more redundancy, or RAID 0 for full 16 TB.
PEACE OF MIND INCLUDED – 3-year warranty (includes hard drive coverage) with 24/7, award-winning US-based support and data recovery service. (Additional warranty options available.)
MADE IN JAPAN – Quality made data storage and fully TAA compliant.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Buffalo Americas Inc | 9.61 | ✅ | ✅ | ✅ |
HASSLE-FREE INSTALLATION – Hard drive included, and no computer needed for setup. Simply connect the NAS to your router for instant shared network storage for all your devices at the same time. Product is compatible with PC, MacOS, Android, and iOS.
2X AS FAST TRANSFER SPEEDS - 2.5GbE gives you twice as fast transfer speeds as 1GbE without needing special cabling.
SUBSCRIPTION-FREE PERSONAL CLOUD – Store and back up videos, music, and photos and access them from anywhere without paying any monthly storage charges.
PURPOSE-BUILT STORAGE WITH DATA SECURITY FOCUS – Storage designed to keep your data safe, the NAS features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
CLOUD INTEGRATION - Sync with Dropbox, Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and flexible scalability.
SECURELY SHARE FILES WITH FAMILY & FRIENDS – Create individual access of folders to ensure your data remains private while securely share storage space or files with others.
8 TB Total capacity – 2 Drive Bays ships with RAID 1 (Automatic Backup) = 4 TB usable capacity. Set to RAID 0 to use the full 8 TB.
ORGANIZE AND SECURE YOUR DATA – Use NAS as an easy-to-access central storage location. No more searching through different external drives or cloud accounts.
MADE IN JAPAN - Quality Devices.
24/7 US-BASED SUPPORT - With 2-year warranty, including hard drives.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Buffalo | 12 |
| Western Digital | 4 |
| Qnap | 1 |
| Synology | 1 |
We've carried out a comprehensive analysis of 10,657 reviews on computer network attached storage, using our selection criteria to identify the best options in the computers & accessories. Our findings reveal that most customers typically select computer network attached storage priced around $823.00, with top brands including western digital, buffalo, terramaster, sysracks, synology and qnap and hp
Our team of expert editors reviewed these high-quality items and handpicked the top 18 computer network attached storage for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the computers & accessories category. These include amazon.com, buffalo americas inc, sysracks equipement inc., easy-tecs, price master jay and guthry sales llc and configuresystem .
We are dedicated to assisting our users in finding the right devices Products based on their needs, saving them considerable time when choosing which computer network attached storage to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
PickSmartly is dedicated to creating a platform designed to streamline your shopping experience, empowering you to make well-informed purchasing decisions with minimal time and effort. At the heart of our mission is the commitment to earning and maintaining the trust of our users, as we believe this to be fundamental to the services we provide.
When you engage with our websites, services, or tools, we or our approved service providers may utilize cookies to store information. This is done to enhance your user experience by making it more efficient, secure, and tailored to your preferences, as well as for marketing objectives.
We are an Amazon Associate and earn commissions from qualifying purchases. Our participation in the Amazon Services LLC Associates Program, an affiliate advertising initiative, provides us with a means to generate income through links to Amazon.com and its affiliated websites. Please note that Amazon, Amazon Prime, their logos, and the Amazon Prime logo are registered trademarks of Amazon.com, Inc., or its associated companies.
