10 Best Buffalo NAS in 2026

Network attached storage solutions provide a reliable way to centralize data across multiple devices. Buffalo offers a wide range of NAS units designed for home users and small businesses alike.

We analyzed ten distinct Buffalo NAS models based on their storage capacity, connectivity options, security features, and included hard drive configurations. This comparison helps you find the best fit for your needs.

Each product entry highlights key specifications, pros, and cons to guide your decision. Keep in mind that availability and details may vary over time, so verify current offerings before purchasing.

Top 3 Picks for Best Buffalo NAS

Top 10 Best Buffalo NAS in 2026 Compared

The following table provides a side-by-side overview of ten Buffalo NAS devices, highlighting their key specifications and core features to simplify your selection process.

1. BUFFALO TeraStation 5420DN – Best Overall Buffalo NAS

4.8Editor scoreCheck price on Amazon

BUFFALO TeraStation 5420DN

32 TB Total

10GbE Port

iSCSI Support

3-Year Warranty

The BUFFALO TeraStation 5420DN stands out as the top choice for professional environments needing robust storage. With a 4.8 rating and business-grade hardware, it delivers stability and security for heavy data loads.

Pros

• Native 10GbE port
• High total capacity
• Advanced security features
• Snapshots for recovery
• Included hard drives

Cons

• Higher price point
• Requires network setup

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Its native 10GbE port ensures fast data transfers without cable upgrades. The 32 TB capacity in RAID 5 provides ample usable space while maintaining redundancy for critical business data.

While the price is higher than consumer models, the included 3-year warranty and data recovery service justify the investment. Snapshot features mitigate ransomware risks effectively.

This NAS is ideal for small businesses requiring reliable file servers. Its closed system and encryption ensure data protection, making it a strong recommendation for enterprise use.

Enhanced Data Protection

256-bit drive encryption and two-factor authentication secure sensitive files against unauthorized access and cyber threats.

Scalable Cloud Integration

Sync with Dropbox, Amazon S3, and Microsoft Azure creates a hybrid cloud for flexible backup and cost savings.

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2. BUFFALO LinkStation 210 – Best Value Buffalo NAS

3.9Editor scoreCheck price on Amazon

BUFFALO LinkStation 210

6 TB Capacity

1-Bay Design

Subscription Free Cloud

RAID Protection

The BUFFALO LinkStation 210 offers an accessible entry into network storage with a 6 TB drive included. It is designed for home users seeking centralized storage without monthly fees.

Pros

• Affordable entry point
• Included 6 TB drive
• Personal cloud access
• Simple setup
• US-based support

Cons

• Single drive bay limits
• Basic feature set

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Its closed system reduces vulnerabilities from third-party apps, and SSL encryption secures file transfers. The subscription-free cloud lets you access media anywhere.

Limited to one drive bay, it lacks expansion options but fits basic backup needs well. The 24/7 US support adds peace of mind for non-technical users.

Choose this if you need a simple, cost-effective network storage device. It centralizes data for all your devices efficiently without complexity.

Personal Cloud Access

Store and manage videos, music, and photos online without paying monthly storage fees through its native cloud features.

Automated Backup Utility

Included NAS Navigator software helps schedule automated backups for computers to prevent accidental data loss.

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3. BUFFALO TeraStation Essentials 2025 – Best Premium Buffalo NAS

4.3Editor scoreCheck price on Amazon

BUFFALO TeraStation Essentials 2025

24 TB Total

2.5GbE Port

RAID 5 Default

3-Year Warranty

The BUFFALO TeraStation Essentials 2025 combines professional features with a 24 TB capacity for growing businesses. Its 4.3 rating reflects reliability and ease of setup out of the box.

Pros

• High 24 TB capacity
• Native 2.5GbE port
• RAID flexibility
• Data recovery service
• Cloud hybrid support

Cons

• Complex for basic users
• Requires network cabling

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The native 2.5GbE port speeds up transfers significantly over Gigabit Ethernet. RAID 5 default ensures data safety while providing 18 TB usable space for files.

Though more involved than home units, its hybrid cloud integration with Amazon S3 and Azure adds backup layers. The 3-year warranty covers hard drives for long-term security.

This is a top pick for offices needing scalable, secure storage. It balances cost and performance better than many competitors in the mid-range tier.

Hybrid Cloud Sync

Sync with services like Azure and OneDrive to create a hybrid cloud for extra data security and scalability.

Effortless Out of Box Setup

Hard drives included and RAID pre-configured simplify installation for users without IT expertise.

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4. BUFFALO LinkStation SoHo 220 – Best for Small Office

4.1Editor scoreCheck price on Amazon

BUFFALO LinkStation SoHo 220

4 TB Total

2-Bay NAS

Direct Copy USB

RAID 1 Default

The BUFFALO LinkStation SoHo 220 targets home offices with a 4 TB capacity across two bays. Its design prioritizes secure storage and file sharing for teams.

Pros

• Small office optimized
• Direct USB copy
• 2.5 GbE available
• Subscription free cloud
• Made in Japan

Cons

• Lower usable capacity
• Limited advanced features

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Direct Copy allows backups via USB without a computer, adding convenience. The closed system and encryption keep data safe from vulnerabilities.

While it ships with RAID 1 for only 2 TB usable, switching to RAID 0 doubles capacity. This trade-off suits varied backup strategies.

Ideal for small teams needing secure, shared storage. Its reliability and US support make it a practical choice for office networks.

Direct Copy Functionality

Back up devices via USB port to copy photos and files without needing a computer connected.

Secure File Sharing

Configure individual access restrictions to share files privately with family and friends.

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5. BUFFALO TeraStation Essentials Rackmount – Best for Rack Systems

4.4Editor scoreCheck price on Amazon

BUFFALO TeraStation Essentials Rackmount

8 TB Total

Rackmount Design

2.5GbE Port

Cloud Sync Ready

This rackmount NAS from Buffalo offers a low-cost professional solution for server rooms. With 8 TB capacity, it organizes and secures everyday files efficiently.

Pros

• Rackmount compatible
• 2.5GbE speed
• Low cost professional
• Flexible RAID modes
• Award-winning support

Cons

• Limited to 8 TB
• Requires rack cabinet

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The 2.5GbE port ensures fast transfers without cable upgrades. RAID 5 default provides redundancy while keeping 4 TB usable for active data.

Though the total capacity is modest, the rack design saves space. Cloud integration adds hybrid security for important business files.

Choose this for small server setups needing reliability. The 3-year warranty and US support ensure long-term stability for IT environments.

Optimized Rack Integration

Value-focused rackmount design fits standard server racks for organized and space-efficient storage solutions.

Flexible RAID Modes

Change RAID settings to suit specific redundancy or capacity needs beyond the default configuration.

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6. BUFFALO TeraStation WS5220DN – Best Windows Server Integration

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BUFFALO TeraStation WS5220DN

4 TB Capacity

Windows Server IoT

NovaBACKUP Included

No CAL Required

The BUFFALO TeraStation WS5220DN runs Windows Server IoT 2025 natively, offering enhanced data management for workgroups. It includes a NovaBACKUP license for professional server backups.

Pros

• Native Windows Server OS
• NovaBACKUP license
• No CAL needed
• Hybrid cloud ready
• Simple data recovery

Cons

• Limited to 4 TB
• Windows licensing needs

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Without requiring Client-Access Licenses, it reduces costs for small businesses. Azure integration creates a hybrid cloud for added flexibility and security.

The 2 TB usable capacity in RAID 1 limits large-scale needs but suits small teams. The 3-year warranty with recovery service adds safety.

This unit is perfect for Windows-centric networks. It simplifies management and security for small businesses familiar with Microsoft ecosystems.

Windows Server Native Support

Runs Windows Server IoT 2025 for seamless integration with existing Windows infrastructure without extra OS costs.

Professional Backup Tools

NovaBACKUP software included provides versatile, professional-level server and PC backup capabilities.

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7. Buffalo LinkStation 220 – Classic Home NAS

4.0Editor scoreCheck price on Amazon

Buffalo LinkStation 220

4 TB Total

Gigabit LAN

DLNA Support

USB 2.0

The Buffalo LinkStation 220 is a classic NAS option with a 4 TB capacity. It features Gigabit LAN and DLNA for media streaming across devices.

Pros

• Simple setup
• DLNA streaming
• USB 2.0 ports
• Compact design
• Reliable performance

Cons

• Older hardware specs
• Limited modern features

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USB 2.0 allows basic external drive connections. The Marvell ARMADA processor handles routine network storage tasks smoothly for home use.

While specs are dated compared to newer models, it remains reliable for simple file storage and sharing. It supports up to 11 devices easily.

Choose this if you need basic, no-fuss network storage. It provides centralized access for family photos and documents without complexity.

Media Streaming Ready

DLNA support enables easy media streaming to compatible TVs and players over the network.

Compact Home Design

Space-saving form factor fits discreetly in home offices or living rooms.

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8. Buffalo TeraStation 1200D – Best for SOHO

4.0Editor scoreCheck price on Amazon

Buffalo TeraStation 1200D

4 TB Total

Easy Setup

Business Backup Bundle

Personal Cloud

The Buffalo TeraStation 1200D provides an economical storage solution for small offices. Pre-tested hard drives and RAID pre-configured simplify initial setup.

Pros

• Economical SOHO solution
• Business backup software
• Personal cloud access
• Easy-to-use interface
• 3-year warranty

Cons

• RAID 1 halves capacity
• Basic connectivity

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Business-level backup software helps protect critical files. The personal cloud allows access from any PC or smartphone anywhere.

Though 2 TB usable space limits large media libraries, it suits document storage well. Support is available 24/7 via North America-based service.

Ideal for small teams needing shared storage with backup features. Its reliability and ease of use make it a practical office tool.

Included Backup Software

Business-level server and PC backup software bundled for easy automated file protection.

Personal Cloud Access

Free personal cloud feature allows access to stored files from any device with internet.

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9. Buffalo NAS Smartphone Tablet HDD – Best for Mobile Users

3.9Editor scoreCheck price on Amazon

Buffalo NAS Smartphone Tablet HDD

4 TB Capacity

Mobile Access

Mirroring Function

USB LAN Ports

This Buffalo NAS focuses on mobile users with smartphone and tablet compatibility. It mirrors data across two drives to protect important files from loss.

Pros

• Smartphone optimized
• Mirroring protection
• Mobile access app
• USB LAN ports
• Easy setup

Cons

• Mirroring halves usable
• Wired LAN only

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The mirroring function ensures that photos and music remain safe if a drive fails. USB and LAN ports allow flexible connectivity options.

Though usable capacity halves due to mirroring, data safety is prioritized. It suits users who rely on mobile devices for media storage.

Choose this if mobile access is a priority. It simplifies storing and retrieving files from smartphones without complex configurations.

Mirroring Data Protection

Mirroring function protects family photos and music by duplicating data across drives for redundancy.

Mobile Device Access

Network HDD access via smartphone and PC apps enables flexible file retrieval anywhere.

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10. BUFFALO DriveStation Duo – Best External DAS Option

3.8Editor scoreCheck price on Amazon

BUFFALO DriveStation Duo

8 TB Capacity

USB 3.2 Gen 1

Hot Swap

Mac Compatible

The BUFFALO DriveStation Duo is a Desktop Attached Storage unit offering 8 TB capacity. While not a network NAS, it connects via USB 3.2 Gen 1 for fast access.

Pros

• 8 TB total capacity
• USB 3.2 Gen 1
• Hot swap feature
• Time Machine support
• DAS connectivity

Cons

• Not network NAS
• Requires direct connection

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Hot swap allows drive replacement without powering down. Time Machine support makes it ideal for Mac backups with scheduled protection.

Its DAS design limits multi-device sharing compared to NAS but suits single-user workstations. The RAID 1 setup gives 4 TB usable storage.

Pick this for high-speed local storage with redundancy. It is perfect for creative professionals needing reliable direct attached storage.

Fast USB Connectivity

USB 3.2 Gen 1 offers universal connectivity for PC, Mac, and storage servers at high speeds.

Scheduled Backups

Schedule automatic backups for PCs or use Time Machine support for Mac protection.

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Buying Guide – How to Choose the Best Buffalo NAS

Selecting the right Buffalo NAS involves understanding key factors like capacity, connectivity, and security features tailored to your needs.

Storage Capacity and Drives

Buffalo NAS units vary from 4 TB to 32 TB. Choose based on current and future data needs. Models with included drives simplify setup.

Opt for models offering RAID support to protect against drive failure. Higher capacity suits media-rich users or businesses.

Connectivity Options

Connectivity ranges from Gigabit LAN to 10GbE. Faster ports ensure quicker transfers for large files. USB ports enable external backups.

Select models with modern ports like 2.5GbE for better performance. Ensure compatibility with your router or switch.

Security and Encryption

Security features like 256-bit drive encryption protect sensitive data. Closed systems reduce vulnerabilities from third-party apps.

Two-factor authentication adds another layer. Look for models with SSL encryption for secure file transfers over networks.

Operating System Compatibility

Most Buffalo NAS support Windows and macOS for easy setup. Some offer Windows Server OS for business workgroups.

Check macOS compatibility details especially for newer versions. Ensure your devices connect seamlessly without extra configuration.

Cloud Integration

Hybrid cloud sync with Dropbox or Azure extends backup options. It provides offsite security and access flexibility.

Models with built-in cloud apps simplify remote access. This is useful for teams needing shared files outside office networks.

Backup and Recovery Tools

Included software like NovaBACKUP enables automated backups. Snapshot features allow quick data recovery from corruption.

Look for units with recovery services. Ensure regular backup schedules are easy to set up for protection.

Warranty and Support

Buffalo offers 2 to 3 year warranties with US-based support. Data recovery services add peace of mind for critical data.

Check if hard drives are covered. Extended options provide more security. Reliable support aids troubleshooting and setup.

Use Case Fit

Home users need simple personal cloud features. Small offices require shared access and redundancy.

Business users may prefer higher-end models with iSCSI and server features. Match the NAS to your specific workflow needs.

How to Use and Care for Your Buffalo NAS

Connect the NAS to your router using Ethernet. Power it on and use NAS Navigator to configure basic settings and drives.

Share folders by setting access permissions in the web interface. This controls who can view or edit stored files.

Keep firmware updated via the admin panel. Regular updates patch security flaws and improve performance over time.

Frequently Asked Questions

Final Thoughts on Choosing the Best Buffalo NAS

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