
Synology DS925+
Score: 88/100
Buffalo TeraStation Essentials 2025
Score: 78/100Rankings

The Synology DiskStation DS925+ is a high-performance 4-bay NAS powered by an AMD Ryzen V1500B CPU, dual 2.5 GbE networking, and ECC memory with M.2 NVMe caching. It lacks native 10 GbE and requires a separate expansion unit for additional bays. Targeted at small businesses and prosumers needing scalable, reliable storage.

Buffalo's TeraStation Essentials 2025 provides 16 TB of pre-configured RAID-5 storage with 2.5 GbE networking and enterprise-grade security features. The modest 2 GB RAM and 2.0 GHz quad-core CPU may constrain demanding applications, and power draw peaks at 85 W. Best suited for small businesses seeking an all-in-one secure NAS.
| Attribute | ![]() | ![]() |
|---|---|---|
200 TBbest | 16 TB | |
4best | 4best | |
4best | — | |
2.2 GHzbest | 2 GHz | |
4 GBbest | 2 GB | |
522 MB/sbest | — | |
565 MB/sbest | — | |
3best | 2 |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Storage Capacity (TB) | 200 TB | 16 TB |
Performance(3) | ||
CPU Model | AMD Ryzen V1500B | Alpine AL-524 |
CPU Clock Speed (GHz) | 2.2 GHz | 2.0 GHz |
Memory (RAM) (GB) | 4 GB | 2 GB |
Connectivity(1) | ||
USB Ports | 3 | 2 |
Power(2) | ||
Power Consumption (Idle) (W) | 35 W | 20-48 W |
Power Consumption (Active) (W) | 50 W | 29-57 W |
Build & Design(1) | ||
Dimensions (H×W×D) (cm) | 19.89 x 16.61 x 22.30 cm cm | 37.6×36.6×31.5 cm cm |
Compliance(1) | ||
Certifications | FCC, CE, BSMI, VCCI, RCM, UKCA, EAC, CCC, KC, BIS | TAA |

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

Professional reviewers consider the DS925+ a solid, future-proof 4-bay NAS for small businesses, emphasizing its ECC memory, strong Ryzen CPU, and fast 2.5 GbE networking.
Everyday users generally commend the DS925+ for its quiet operation, low power consumption, and flexible expandability, especially the option to add NVMe caching.



Professional reviewers and editors have not published independent evaluations of this 2025 model; manufacturer materials position it as a business-class value solution with emphasis on easy deployment, built-in security, and cloud sync capabilities.
No consumer reviews or forum discussions were found in the source data, so user sentiment cannot be assessed beyond the promotional claims repeated in listings.