Buffalo TS3230DN
Score: 68/100
Buffalo TS3430DN3204
Score: 75/100Rankings

The TeraStation 3430DN is a 4-bay desktop NAS aimed at SMBs, offering 32 TB of storage, strong security features, and dual Ethernet ports. It provides reliable 24/7 operation but is limited by modest RAM and lack of SSD caching.
The TeraStation 3230DN is a compact 2-bay NAS with 2.5 GbE networking and strong security features, aimed at small-to-medium businesses. It offers solid performance for basic workloads but is limited by modest RAM and lack of SSD caching.
| Attribute | Buffalo TS3230DN | ![]() |
|---|---|---|
16 TB | 32 TBbest | |
2 | 4best | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
4best | 4best | |
2 GBbest | 2 GBbest | |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | 4.31 kgbest | 7.3 kg |
2best | 2best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Buffalo TS3230DN | ![]() |
|---|---|---|
Security(1) | ||
OS Compatibility | Windows 10/11/Server 2016/2019/2022, macOS 12+, Chrome OS | Windows 10/11/Server 2016–2022, macOS 12+, Chrome OS |
Performance(1) | ||
CPU Model | Annapurna Labs Alpine AL524 | Annapurna Labs Alpine AL-524 Quad-Core CPU |
Build & Design(1) | ||
Weight (kg) | 4.31 kg | 7.30 kg |
Storage & Capacity(3) | ||
Maximum Raw Capacity (TB) | 16 TB | 32 TB |
Drive Bays | 2 | 4 |
RAID Support | RAID 0, RAID 1, RAID 10, JBOD | RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, JBOD |

Products in the top-left offer the best value (high score, low price).
Professional reviewers describe the TeraStation 3230DN as a reliable, secure and easy-to-deploy NAS for small businesses, emphasizing its 2.5 GbE networking, TAA compliance and closed-system security.
Everyday users are generally satisfied, praising the quick setup, fast 2.5 GbE transfers, robust ransomware protection and sturdy build, while noting limited memory and lack of SSD cache as drawbacks.

Professional reviewers commend the TeraStation 3430DN for its solid reliability, strong security posture and straightforward deployment, noting the 2.5 GbE port and closed-system architecture set it apart in the SMB segment.
Everyday users appreciate the plug-and-play experience, dependable uptime, and robust security features, especially the ransomware detection, while noting fan noise and limited RAM as drawbacks.
“Set up in under 30 minutes - works perfectly with our Windows and Mac network.”
“Love the 2.5GbE speed - file transfers are noticeably faster than our old 1GbE NAS.”
“The ransomware protection features give us peace of mind.”
