Synology 2-Bay NAS DS223 (Diskless) vs Asustor 2-Bay NAS with Quad-Core CPU & 4x NVMe slots

Overall winner: Asustor 2-Bay NAS with Quad-Core CPU & 4x NVMe slots

Key Differences

Choose Synology DS223 (A) if you want a more affordable, well-reviewed 2-bay NAS focused on centralized storage and easy multi-platform sharing. Choose the Asustor 2-bay (B) if you need higher performance options — quad-core CPU, four NVMe SSD slots and dual 2.5-GbE ports — but accept reports of mixed stability and capacity feedback

Synology 2-Bay NAS DS223 (Diskless)

Synology 2-Bay NAS DS223 (Diskless)

Synology • ★ 4.0/5 • Premium

Compact 2-bay NAS for centralized data storage with multi-platform access and easy sharing. Includes 2-year warranty and flexible data protection workflows

Pros

  • centralized data storage
  • easy sharing & syncing
  • multi-platform access
  • data protection options

Cons

  • mixed performance feedback from users
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Asustor 2-Bay NAS with Quad-Core CPU & 4x NVMe slots

Asustor 2-Bay NAS with Quad-Core CPU & 4x NVMe slots

Asustor • ★ 3.7/5 • Premium

Asustor NAS with quad-core CPU, 4x NVMe slots, dual 2.5GbE, and 4GB RAM. Customers note easy setup and smooth Plex streaming as a key benefit

Pros

  • quad-core performance
  • 4x NVMe SSD slots
  • dual 2.5-GbE ports
  • 4GB DDR4 RAM

Cons

  • mixed stability and occasional crashes mentioned
  • mixed feedback on capacity
  • diskless unit requires drives for full use
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Head-to-Head

CriteriaWinner
Price Synology
Durability Tie
Versatility Asustor
User Reviews Synology