QNAP
QNAP TS-673A
NAS · $999
86
/ 100
From $999
VS
Asustor Flashstor 12 Pro wins by 2
Asustor
Asustor Flashstor 12 Pro
NAS · $1099
88
/ 100
From $1,099
Specdex verdict
Asustor Flashstor 12 Pro takes it — here’s why.
In our weighted Specdex score, QNAP TS-673A lands at 86 and Asustor Flashstor 12 Pro at 88. That puts Asustor Flashstor 12 Pro ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick QNAP TS-673A if…
- ✓Rich software ecosystem (Synology/QNAP)
- ✓NVMe cache slots on newer models
- ✓Docker/VM support on higher tiers
Pick Asustor Flashstor 12 Pro if…
- ✓Rich software ecosystem (Synology/QNAP)
- ✓NVMe cache slots on newer models
- ✓Docker/VM support on higher tiers
QNAP TS-673A 86
vs 88 Asustor Flashstor 12 Pro
Score breakdown
QNAP TS-673A
86 performance 86
features 86
software 84
value 82
Asustor Flashstor 12 Pro
88 performance 88
features 88
software 86
value 82
Specs side-by-side
| Spec | QNAP TS-673A | Asustor Flashstor 12 Pro |
|---|
QNAP TS-673A
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 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
FAQ: QNAP TS-673A vs Asustor Flashstor 12 Pro
Which is better, QNAP TS-673A or Asustor Flashstor 12 Pro? +
Asustor Flashstor 12 Pro scores 88 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is QNAP TS-673A worth the price? +
At $999, QNAP TS-673A delivers a Specdex score of 86 — strongest in performance.
Is Asustor Flashstor 12 Pro worth the price? +
At $1,099, Asustor Flashstor 12 Pro delivers a Specdex score of 88 — strongest in performance.
Does QNAP TS-673A or Asustor Flashstor 12 Pro 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.