
Terramaster F2-425 Plus
Score: 74/100
Terramaster F4-425 Plus
Score: 61/100Rankings

The TerraMaster F2-425 Plus is a compact two-bay NAS that combines a powerful Intel N150 quad-core CPU, 8 GB DDR5 RAM, dual 5 GbE ports and three M.2 NVMe slots, delivering high-speed hybrid storage and direct 4K/8K media playback via HDMI.

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 | ![]() | ![]() |
|---|---|---|
88 TB | 120 TBbest | |
2 | 4best | |
5 Gbpsbest | 5 Gbpsbest | |
4best | 4best | |
8 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 6.0 | TOS 6.0.783 |
Performance(3) | ||
System Memory (GB) | 8 GB | 16 GB |
Power Consumption (Active) (W) | 48 W | 62 W |
Noise Level (dB) | 20 dB | 33 dB |
Build & Design(1) | ||
Weight (kg) | 1.9 kg | 2.9 kg |
Connectivity(1) | ||
USB Ports | 3 | 4 |
Storage & Capacity(4) | ||
Maximum Raw Capacity (TB) | 88 TB | 120 TB |
Drive Bays | 2 | 4 |
RAID Support | RAID 0, 1, 5, 6, 10, JBOD, Single, TRAID, TRAID+ | TRAID, TRAID+, RAID 0, 1, 5, 6, 10, JBOD, Single |
Supported Drive Types | 3.5" SATA HDD, 2.5" SATA HDD, SATA SSD | SATA III |

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

Professional reviewers commend the F2-425 Plus for its hardware-forward design, noting the rare triple M.2 slots, dual 5 GbE ports and strong Intel CPU as standout features that deliver fast file transfers and reliable 4K/8K transcoding. However, they consistently point out the modest TOS app ecosystem and less polished UI as the main drawbacks that keep it from being a market leader.
Everyday users appreciate the straightforward setup, quiet operation, rapid file transfers and the convenience of HDMI output for media playback. The most common complaints revolve around the limited app selection and a UI that feels less refined than competing platforms.

“Silent and cool under load”

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

“Hardware transcoding works flawlessly with Plex and Jellyfin”



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.