
Terramaster T9-500 Pro
Score: 87/100
Buffalo TS3430D1604S
Score: 73/100Rankings

A 9-bay desktop NAS powered by an Intel i7-1255U, dual 10 GbE, and up to 216 TB raw capacity, targeting creative professionals and SMBs needing high throughput and flexible RAID.

The TeraStation Essentials 2025 is a 4-bay NAS with pre-installed HDDs, 2.5 GbE networking and strong security features, aimed at small-office environments that value data protection and remote management. It offers solid reliability but lacks advanced features like snapshots and high-speed networking.
| Attribute | ![]() | ![]() |
|---|---|---|
216 TBbest | 16 TB | |
9best | 4 | |
10 Gbpsbest | 2.5 Gbps | |
10best | 4 | |
16 GBbest | 2 GB | |
| ↓ lower better | — | 85 Wbest |
2 years | 3 yearsbest | |
| ↓ lower better | — | 7.08 kgbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(4) | ||
CPU Model | Intel i7-1255U | Annapurna Labs Alpine AL-214 |
CPU Cores | 10 | 4 |
System Memory (GB) | 16 GB | 2 GB |
Ethernet Speed (Gbps) | 10 Gbps | 2.5 Gbps |
Build & Design(1) | ||
Warranty Period (years) | 2 years | 3 years |
Connectivity(2) | ||
Link Aggregation Support | true | false |
USB Ports | 4 | 2 |
Storage & Capacity(4) | ||
Maximum Raw Capacity (TB) | 216 TB | 16 TB |
Drive Bays | 9 | 4 |
RAID Support | RAID 0, 1, 5, 6, 10, TRAID, TRAID+ | RAID 0, 1, 5, 6, 10, JBOD |
Supported Drive Types | SATA | HDD (CMR) |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the T9-500 Pro for its high-end Intel i7 processor, dual 10 GbE ports, and metal chassis, noting enterprise-level performance, while pointing out the diskless nature and less mature TOS 6 UI.
Everyday users rave about blazing transfer speeds over 10 GbE and easy RAID configuration, but note fan noise, a learning curve with TOS, and the need to buy drives separately.

“Extremely easy to use”

“These TeraStations are their newest products & I liked getting to buy this newer generation specifically as it's more user friendly than our older 5000 series.”



Professional reviewers praise the TeraStation Essentials for its security-first architecture, reliable Japanese build quality, and responsive 24/7 US support, positioning it as a solid, low-maintenance NAS for SMBs that value data protection over advanced feature sets.
Everyday users highlight the device's ease of setup, robust encryption, and dependable remote management, while noting the lack of a mobile app and slower RAID rebuilds as drawbacks.