
Terramaster F2-425
Score: 72/100
Terramaster F4-425 Plus
Score: 61/100Rankings

The TerraMaster F2-425 is a compact 2-bay NAS with an Intel Celeron quad-core CPU, up to 60 TB storage, 2.5 GbE networking and hardware-accelerated 4K transcoding, aimed at home users and small offices.

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 | ![]() | ![]() |
|---|---|---|
60 TB | 120 TBbest | |
2 | 4best | |
2.5 Gbps | 5 Gbpsbest | |
4best | 4best | |
4 GB | 16 GBbest | |
| ↓ lower better | 48 Wbest | 62 W |
| ↓ lower better | 20 dBbest | 33 dB |
2 yearsbest | 2 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Security(1) | ||
OS Compatibility | TOS 6 | TOS 6.0.783 |
Performance(5) | ||
CPU Model | Intel Celeron N5095 | Intel N150 |
System Memory (GB) | 4 GB | 16 GB |
Ethernet Speed (Gbps) | 2.5 Gbps | 5 Gbps |
Power Consumption (Active) (W) | 48 W | 62 W |
Noise Level (dB) | 20 dB | 33 dB |
Build & Design(1) | ||
Weight (kg) | 1.3 kg | 2.9 kg |
Connectivity(2) | ||
Link Aggregation Support | false | true |
USB Ports | 3 | 4 |
Storage & Capacity(4) | ||
Maximum Raw Capacity (TB) | 60 TB | 120 TB |
Drive Bays | 2 | 4 |
RAID Support | RAID 0, RAID 1, Single, TRAID | TRAID, TRAID+, RAID 0, 1, 5, 6, 10, JBOD, Single |
Supported Drive Types | 3.5" SATA HDD, 2.5" SATA HDD, SSD | SATA III |

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

Professional reviewers from TechRadar, AppleInsider and Impulse Gamer commend the F2-425 for its powerful Intel CPU, fast 2.5 GbE networking, tool-free drive bays and robust media-server features, positioning it as a standout in the 2-bay segment. They also note drawbacks such as the plastic chassis, a steep learning curve with the TOS UI, lack of link aggregation and occasional performance dips when multitasking heavily.
Everyday users appreciate the NAS for effortless 4K Plex/Jellyfin streaming, quiet operation, easy setup and the ability to run Docker containers like Pi-hole. Common complaints revolve around the clunky TOS interface and system sluggishness during large file copies, with several users wishing for a more polished UI and better multitasking performance.

“Perfect for Plex and Jellyfin - handles 4K transcoding effortlessly.”

“Setup was easy, and the mobile app works great for photo backup.”

“Quiet and compact - I keep it in my bedroom with no issues.”



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.