Asustor
Asustor AS6704T
NAS · $699
85
/ 100
From $699
VS
Synology DiskStation DS1825+ wins by 6
Synology
Synology DiskStation DS1825+
8-bay · AMD Ryzen V1500B · DSM 7.3
91
/ 100
From $1,099
Specdex verdict
Synology DiskStation DS1825+ takes it — here’s why.
In our weighted Specdex score, Asustor AS6704T lands at 85 and Synology DiskStation DS1825+ at 91. That puts Synology DiskStation DS1825+ ahead by 6 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Asustor AS6704T if…
- ✓Rich software ecosystem (Synology/QNAP)
- ✓NVMe cache slots on newer models
- ✓Docker/VM support on higher tiers
Pick Synology DiskStation DS1825+ if…
- ✓DSM 7.3 still the best NAS OS
- ✓8 bays + 2× M.2 NVMe cache
- ✓Hot-swap, expansion-ready
Asustor AS6704T 85
vs 91 Synology DiskStation DS1825+
Score breakdown
Asustor AS6704T
85 performance 85
features 85
software 83
value 82
hardware 0
ease 0
Synology DiskStation DS1825+
91 performance 0
features 0
software 100
value 84
hardware 88
ease 92
Specs side-by-side
| Spec | Asustor AS6704T | Synology DiskStation DS1825+ |
|---|---|---|
| CPU | — | AMD Ryzen V1500B (4 cores, 8 threads) |
| RAM | — | 8 GB ECC (expandable to 32) |
| Bays | — | 8× 3.5″ SATA + 2× M.2 NVMe |
| Network | — | 2.5 GbE × 2 |
| USB | — | 3× USB 3.2 Gen 2 |
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
Synology DiskStation DS1825+
Pros
- +DSM 7.3 still the best NAS OS
- +8 bays + 2× M.2 NVMe cache
- +Hot-swap, expansion-ready
Cons
- −Newer Synology drives only on premium tier
- −Premium pricing vs UGREEN
- −Single 2.5 GbE
FAQ: Asustor AS6704T vs Synology DiskStation DS1825+
Which is better, Asustor AS6704T or Synology DiskStation DS1825+? +
Synology DiskStation DS1825+ scores 91 on our weighted rubric — ahead by 6. Your best pick depends on the sub-scores above.
Is Asustor AS6704T worth the price? +
At $699, Asustor AS6704T delivers a Specdex score of 85 — strongest in performance.
Is Synology DiskStation DS1825+ worth the price? +
At $1,099, Synology DiskStation DS1825+ delivers a Specdex score of 91 — strongest in software.
Does Asustor AS6704T or Synology DiskStation DS1825+ 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.