Synology DS425+
Score: 65/100
Terramaster F4-425 Plus
Score: 61/100Rankings
The DS425+ is a 4-bay NAS with 2.5 GbE networking and dual M.2 slots, offering quiet operation and DSM 7.2+ features, aimed at home offices and small businesses.
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 | | |
|---|---|---|
80 TB | 120 TBbest | |
4best | 4best | |
2.5 Gbps | 5 Gbpsbest | |
4best | 4best | |
2 GB | 16 GBbest | |
| ↓ lower better | 28.25 Wbest | 62 W |
| ↓ lower better | 21.6 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 | Intel Celeron J4125 | Intel N150 |
System Memory (GB) | 2 GB | 16 GB |
Ethernet Speed (Gbps) | 2.5 Gbps | 5 Gbps |
Power Consumption (Active) (W) | 28.25 W | 62 W |
Noise Level (dB) | 21.6 dB | 33 dB |
Build & Design(3) | ||
Weight (kg) | 2.18 kg | 2.9 kg |
Power Supply Type | External 90W AC adapter | External |
Warranty Period (years) | 3 years | 2 years |
Connectivity(1) | ||
USB Ports | 2 | 4 |
Storage & Capacity(3) | ||
Maximum Raw Capacity (TB) | 80 TB | 120 TB |
RAID Support | SHR, 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"/2.5" SATA | SATA III |
Products in the top-left offer the best value (high score, low price).
Professional reviewers consider the DS425+ an evolutionary update that modernizes networking with 2.5 GbE and adds dual M.2 slots, but they caution that the aging J4125 processor and limited memory cap its performance for demanding virtualization or transcoding tasks.
Everyday users appreciate the silent, "library-quiet" operation and the speed boost from 2.5 GbE, finding the setup straightforward and the DSM interface user-friendly, while noting the lack of 10 GbE and occasional instability with the USB-C expansion.
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.
“"library-quiet"”
“"2.5GbE support is a game-changer for local backups and media streaming"”
“"Silent operation, ideal for home offices"”
Choose TerraMaster if 10 GbE and higher CPU performance are critical; choose DS425+ for quieter operation and DSM reliability.
