Proton Drive vs Sync.com: which Cloud storage wins in 2026?
We tested Proton Drive and Sync.com head-to-head on every criterion in our cloud storage methodology. Here's the verdict.
Verdict
Proton Drive wins overall
Based on 5 cloud storage criteria: Proton Drive wins 2, Sync.com wins 0, 3 tied.
Proton Drive
Winner2
criteria won
Sync.com
0
criteria won
Feature-by-feature
| Criterion | Proton Drive | Sync.com | Winner |
|---|---|---|---|
| Effective $/TB/mo | 19.95 | 4 | Proton Drive |
| E2E by default? | Default | Default | — |
| Open-source client | Yes | No | Proton Drive |
| Jurisdiction | Switzerland (none) | Canada (5 Eyes) | — |
| Free tier (GB) | 5 | 5 | — |
Total cost of ownership
| Horizon | Proton Drive | Sync.com | Cheaper |
|---|---|---|---|
| 12 months | $48 | $96 | Proton Drive |
| 36 months | $144 | $288 | Proton Drive |
| 120 months | $479 | $960 | Proton Drive |