Skip to content
Specdex
Compare now
TerraMaster F2-423 — NAS · $379
TerraMaster

TerraMaster F2-423

NAS · $379

80
/ 100
From $379
VS
Asustor AS6704T wins by 5
Asustor AS6704T — NAS · $699
Asustor

Asustor AS6704T

NAS · $699

85
/ 100
From $699
Specdex verdict

Asustor AS6704T takes it — here’s why.

In our weighted Specdex score, TerraMaster F2-423 lands at 80 and Asustor AS6704T at 85. That puts Asustor AS6704T ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.

Pick TerraMaster F2-423 if…

  • ✓Rich software ecosystem (Synology/QNAP)
  • ✓NVMe cache slots on newer models
  • ✓Docker/VM support on higher tiers

Pick Asustor AS6704T if…

  • ✓Rich software ecosystem (Synology/QNAP)
  • ✓NVMe cache slots on newer models
  • ✓Docker/VM support on higher tiers
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

Derived from the sub-score breakdown · not a separate test

Performance

Asustor AS6704T

Compared on the performance sub-score

Asustor AS6704T leads on performance (85 vs 80).

Features

Asustor AS6704T

Compared on the features sub-score

Asustor AS6704T leads on features (85 vs 80).

Software

Asustor AS6704T

Compared on the software sub-score

Asustor AS6704T leads on software (83 vs 78).

Value for money

TerraMaster F2-423

Specdex score per dollar at MSRP

TerraMaster F2-423 more score per dollar ($379 vs $699).

TerraMaster F2-423 80
vs
85 Asustor AS6704T

Score breakdown

TerraMaster F2-423
80
performance 80
features 80
software 78
value 82
Asustor AS6704T
85
performance 85
features 85
software 83
value 82

Specs side-by-side

TerraMaster F2-423 versus Asustor AS6704T — full spec comparison
Spec TerraMaster F2-423 Asustor AS6704T

TerraMaster F2-423

Pros
  • +Rich software ecosystem (Synology/QNAP)
  • +NVMe cache slots on newer models
  • +Docker/VM support on higher tiers
Cons
  • −Disks rarely included
  • −Drive compatibility restrictions on some brands
  • −Power draw 24/7

Asustor AS6704T

Pros
  • +Rich software ecosystem (Synology/QNAP)
  • +NVMe cache slots on newer models
  • +Docker/VM support on higher tiers
Cons
  • −Disks rarely included
  • −Drive compatibility restrictions on some brands
  • −Power draw 24/7

FAQ: TerraMaster F2-423 vs Asustor AS6704T

Which is better, TerraMaster F2-423 or Asustor AS6704T? +

Asustor AS6704T scores 85 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.

Is TerraMaster F2-423 worth the price? +

At $379, TerraMaster F2-423 delivers a Specdex score of 80 — strongest in value.

Is Asustor AS6704T worth the price? +

At $699, Asustor AS6704T delivers a Specdex score of 85 — strongest in performance.

Does TerraMaster F2-423 or Asustor AS6704T last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for performance, TerraMaster F2-423 or Asustor AS6704T? +

Asustor AS6704T — leads on performance (85 vs 80). Compared on the performance sub-score.

Which is better for features, TerraMaster F2-423 or Asustor AS6704T? +

Asustor AS6704T — leads on features (85 vs 80). Compared on the features sub-score.