Updated October 17, 2026 · DeployCue Editorial Team
KSYUN (Kingsoft Cloud) vs Proton Drive
Compare KSYUN (Kingsoft Cloud) and Proton Drive using recorded catalog facts and pricing.
What sets them apart
| Fact | KSYUN (Kingsoft Cloud) | Proton Drive |
|---|---|---|
| Compliance certifications | ISO 27018, ISO certification, C STAR, PCI DSS, PDPA, SOC, Kubernetes certified service provider | ISO 27001 |
| Price per GB per month | CN¥0.108 | Not confirmed |
| Egress price per GB | CN¥0.399 | Not confirmed |
| S3-compatible | Yes | Not confirmed |
| Storage types | Object, Block | Not confirmed |
Same on both: SLA uptime (99.95%).
Key differences
- Support channels: only KSYUN (Kingsoft Cloud) offers Email, Chat, Phone.
- Compliance certifications: only KSYUN (Kingsoft Cloud) offers ISO 27018, ISO certification, C STAR.
- Compliance certifications: only Proton Drive offers ISO 27001.
- Founded is lower at KSYUN (Kingsoft Cloud): 2012 vs 2014.
Score breakdown
| Area | KSYUN (Kingsoft Cloud) | Proton Drive |
|---|---|---|
| Cost | 9.60 | Not confirmed |
| Offer | 9.60Higher | 8.00 |
| Trust | 8.70 | 8.80Higher |
Where each is licensed and available
| Country | KSYUN (Kingsoft Cloud) | Proton Drive |
|---|---|---|
| Headquarters | China | Switzerland |
Every fact side by side
| Fact | KSYUN (Kingsoft Cloud) | Proton Drive |
|---|---|---|
| Legal entity | Not confirmed | Proton AG |
| Headquarters | China | Switzerland |
| Founded | 2012Lower | 2014 |
| Support channels | Email, Chat, Phone, Help centreCovers more | Help centre |
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