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Synology DS423+ — NAS · $499
Synology

Synology DS423+

NAS · $499

86
/ 100
From $499
VS
Synology DS1825+ wins by 5
Synology DS1825+ — NAS · $1099
Synology

Synology DS1825+

NAS · $1099

91
/ 100
From $1,099
Specdex verdict

Synology DS1825+ takes it — here’s why.

In our weighted Specdex score, Synology DS423+ lands at 86 and Synology DS1825+ at 91. That puts Synology DS1825+ ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Synology DS423+ if…

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

Pick Synology DS1825+ if…

  • Rich software ecosystem (Synology/QNAP)
  • NVMe cache slots on newer models
  • Docker/VM support on higher tiers
Synology DS423+ 86
vs
91 Synology DS1825+

Score breakdown

Synology DS423+
86
performance 86
features 86
software 84
value 82
Synology DS1825+
91
performance 91
features 91
software 89
value 82

Specs side-by-side

Synology DS423+ versus Synology DS1825+ — full spec comparison
Spec Synology DS423+ Synology DS1825+

Synology DS423+

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 DS1825+

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: Synology DS423+ vs Synology DS1825+

Which is better, Synology DS423+ or Synology DS1825+? +

Synology DS1825+ scores 91 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.

Is Synology DS423+ worth the price? +

At $499, Synology DS423+ delivers a Specdex score of 86 — strongest in performance.

Is Synology DS1825+ worth the price? +

At $1,099, Synology DS1825+ delivers a Specdex score of 91 — strongest in performance.

Does Synology DS423+ or Synology 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.