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Asustor Flashstor 12 Pro — NAS · $1099
Asustor

Asustor Flashstor 12 Pro

NAS · $1099

88
/ 100
From $1,099
VS
Asustor Flashstor 12 Pro wins by 3
Asustor AS6704T — NAS · $699
Asustor

Asustor AS6704T

NAS · $699

85
/ 100
From $699
Specdex verdict

Asustor Flashstor 12 Pro takes it — here’s why.

In our weighted Specdex score, Asustor Flashstor 12 Pro lands at 88 and Asustor AS6704T at 85. That puts Asustor Flashstor 12 Pro ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Asustor Flashstor 12 Pro 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
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Winner by scenario

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

Performance

Asustor Flashstor 12 Pro

Compared on the performance sub-score

Asustor Flashstor 12 Pro leads on performance (88 vs 85).

Features

Asustor Flashstor 12 Pro

Compared on the features sub-score

Asustor Flashstor 12 Pro leads on features (88 vs 85).

Software

Asustor Flashstor 12 Pro

Compared on the software sub-score

Asustor Flashstor 12 Pro leads on software (86 vs 83).

Value for money

Asustor AS6704T

Specdex score per dollar at MSRP

Asustor AS6704T more score per dollar ($699 vs $1,099).

Asustor Flashstor 12 Pro 88
vs
85 Asustor AS6704T

Score breakdown

Asustor Flashstor 12 Pro
88
performance 88
features 88
software 86
value 82
Asustor AS6704T
85
performance 85
features 85
software 83
value 82

Specs side-by-side

Asustor Flashstor 12 Pro versus Asustor AS6704T — full spec comparison
Spec Asustor Flashstor 12 Pro Asustor AS6704T

Asustor Flashstor 12 Pro

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: Asustor Flashstor 12 Pro vs Asustor AS6704T

Which is better, Asustor Flashstor 12 Pro or Asustor AS6704T? +

Asustor Flashstor 12 Pro scores 88 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Asustor Flashstor 12 Pro worth the price? +

At $1,099, Asustor Flashstor 12 Pro delivers a Specdex score of 88 — strongest in performance.

Is Asustor AS6704T worth the price? +

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

Does Asustor Flashstor 12 Pro 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, Asustor Flashstor 12 Pro or Asustor AS6704T? +

Asustor Flashstor 12 Pro — leads on performance (88 vs 85). Compared on the performance sub-score.

Which is better for features, Asustor Flashstor 12 Pro or Asustor AS6704T? +

Asustor Flashstor 12 Pro — leads on features (88 vs 85). Compared on the features sub-score.