
Synology DS925+
Score: 85/100
Terramaster F4-425 Plus
Score: 61/100Rankings

The DS925+ is a powerful 4-bay NAS aimed at prosumers and small businesses, offering an AMD Ryzen CPU, dual 2.5 GbE networking, SSD caching and extensive DSM features, though it lacks native 10 GbE and enforces a Synology-only drive policy.

The TerraMaster F4-425 Plus is a high-performance 4-bay NAS featuring an Intel N150 quad-core CPU, 16 GB DDR5 memory, dual 5 GbE networking and three M.2 NVMe slots. It targets homelab enthusiasts and small-business users who need ample RAM and fast hybrid storage, though its UI and expandability lag behind some competitors.
| Attribute | ![]() | ![]() |
|---|---|---|
200 TBbest | 120 TB | |
4best | 4best | |
2.5 Gbps | 5 Gbpsbest | |
4best | 4best | |
4 GB | 16 GBbest | |
| ↓ lower better | 37.91 Wbest | 62 W |
| ↓ lower better | 20.5 dBbest | 33 dB |
3 yearsbest | 2 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Security(1) | ||
OS Compatibility | DSM 7.2 | TOS 6.0.783 |
Performance(5) | ||
CPU Model | AMD Ryzen V1500B | Intel N150 |
System Memory (GB) | 4 GB | 16 GB |
Ethernet Speed (Gbps) | 2.5 Gbps | 5 Gbps |
Power Consumption (Active) (W) | 37.91 W | 62 W |
Noise Level (dB) | 20.5 dB | 33 dB |
Build & Design(3) | ||
Weight (kg) | 2.26 kg | 2.9 kg |
Power Supply Type | 100-120W adaptive | External |
Warranty Period (years) | 3 years | 2 years |
Connectivity(1) | ||
USB Ports | 3 | 4 |
Storage & Capacity(3) | ||
Maximum Raw Capacity (TB) | 200 TB | 120 TB |
RAID Support | Synology Hybrid RAID,Basic,JBOD,RAID 0,RAID 1,RAID 5,RAID 6,RAID 10 | TRAID, TRAID+, RAID 0, 1, 5, 6, 10, JBOD, Single |
Supported Drive Types | 3.5" SATA HDD,2.5" SATA SSD,M.2 2280 NVMe SSD | SATA III |


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

Professional reviewers praise the DS925+ for its powerful AMD Ryzen processor, dual 2.5 GbE networking, and flexible SSD caching, noting enterprise-grade performance in a compact form factor, while criticizing the loss of 10 GbE and strict drive ecosystem.
Everyday users appreciate fast file transfers, quiet operation, and the ease of DSM, but some are disappointed by the locked-down drive ecosystem and lack of 10 GbE for future-proofing.

Reviewers praise the powerful Intel CPU, generous DDR5 memory and dual 5 GbE ports, but criticize the dated TOS interface, lack of PCIe expansion and limited HDMI functionality.
Users love the silent operation, strong RAM for Docker/VMs and hardware transcoding, while common complaints revolve around the unusable HDMI port, UI clunkiness and desire for faster PCIe 4.0 NVMe slots.
“Silent and cool under load”

“16GB DDR5 is a game-changer for Docker and VMs”

“Hardware transcoding works flawlessly with Plex and Jellyfin”

