Asustor AS6704T
Score: 79/100
Terramaster F2-425
Score: 72/100Rankings
The Asustor Lockerstor 4 Gen2 (AS6704T) is a high-performance 4-bay NAS aimed at power users and small businesses, offering up to 88 TB raw capacity, extensive RAID options, dual 2.5 GbE networking and four M.2 NVMe slots. It delivers fast file transfers and 4K media handling, though it lacks native 10 GbE and requires tools for drive installation.
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.
| Attribute | | |
|---|---|---|
88 TBbest | 60 TB | |
4best | 2 | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
4best | 4best | |
4 GBbest | 4 GBbest | |
| ↓ lower better | 35 Wbest | 48 W |
| ↓ lower better | 17.6 dBbest | 20 dB |
3 yearsbest | 2 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(3) | ||
CPU Model | Intel Celeron N5105 | Intel Celeron N5095 |
Power Consumption (Active) (W) | 35 W | 48 W |
Noise Level (dB) | 17.6 dB | 20 dB |
Build & Design(3) | ||
Weight (kg) | 3.5 kg | 1.3 kg |
Power Supply Type | 90 W AC adapter | External |
Warranty Period (years) | 3 years | 2 years |
Connectivity(2) | ||
Link Aggregation Support | true | false |
USB Ports | 2 | 3 |
Storage & Capacity(4) | ||
Maximum Raw Capacity (TB) | 88 TB | 60 TB |
Drive Bays | 4 | 2 |
RAID Support | Single, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 | RAID 0, RAID 1, Single, TRAID |
Supported Drive Types | 3.5"/2.5" SATA HDD/SSD | 3.5" SATA HDD, 2.5" SATA HDD, SSD |
Products in the top-left offer the best value (high score, low price).
Professional reviewers rate the AS6704T extremely highly, with PCMag giving it a perfect 5.0/5.0 "Exemplary" score for its blazing speeds, robust hardware and extensive app library.
Everyday users love the AS6704T's raw performance, flexible M.2 and 2.5 GbE options, and the breadth of apps that let them run Plex, Docker and VMs with ease.
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.
“high-performance design for intensive tasks like video editing”
“up to 590 MB/s read and 555 MB/s write speeds”
“smooth 4K streaming and transcoding”
