Synology C2 Storage for Hyper Backup (NAS backup, also part of the C2 OneStorage plan) and C2 Backup (endpoint and Microsoft 365 backup). C2 Object Storage is mentioned separately where relevant.
Synology C2 is the cloud service from the Taiwanese NAS manufacturer Synology. The backup services assessed here cover NAS, endpoints, and Microsoft 365. Synology also offers C2 Object Storage: S3-compatible storage with, among others, a data center in Frankfurt, with no egress costs within the capacity limit. Source: c2.synology.com/en-global/storage/overview and c2.synology.com/en-global/support
Short summary
A cloud backup service that makes the most sense for Synology environments, endpoints, and selected Microsoft 365 scenarios. Strong on simplicity, encryption, and self-service restore.
Who it suits
Organizations already working with Synology, or looking for a relatively simple cloud backup without a broad enterprise DR platform.
Facts (not scored)
Scores
Strengths
- Clear, capacity-based plans.
- Encryption, self-service restore, and version control.
- Good integration with Synology NAS.
Weaknesses
- Starting capacity and plan structure are less flexible for small environments.
- Less extensive security and DR orchestration than broad platforms.
- Mainly valuable within the Synology ecosystem.
Sources and links · Synology C2+
All scores form an editorial benchmark based on publicly available product information, not an independent product test. Always check current quotes, SLAs, and terms yourself before purchasing. Information is reviewed at least every quarter.
Last checked: 22 September 2026 · Score history: first publication, no changes yet · Corrections: reported via /contact/, response within 10 business days · Sources: source IDs SY-1 through SY-6, see source-register.csv