# Backblaze B2 vs Cloudflare R2 (slim)

> Cloudflare R2 has a score of 78.4 (A) against Backblaze B2's 75.4 (BB). Both do storage object. The largest gap is reliability, 22 points. Category scores, facts, verdicts and agent notes side by side.

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Cloudflare R2 has a score of 78.4 (A) against Backblaze B2's 75.4 (BB). Both do storage object. The largest gap is reliability, 22 points.

- Backblaze B2: BB 75.4, rank #35 of 452 · https://www.anchorterminal.com/tools/backblaze-b2.min.md
- Cloudflare R2: A 78.4, rank #14 of 452 · https://www.anchorterminal.com/tools/cloudflare-r2.min.md
- Pick Backblaze B2 for security & auth (+7), payments & pricing (+10). Pick Cloudflare R2 for reliability (+22), agent ergonomics (+5).

| Category | Backblaze B2 | Cloudflare R2 |
| --- | --- | --- |
| Reliability (16%) | 60 | 82 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 92 |
| Agent ergonomics (13%) | 85 | 90 |
| Security & auth (14%) | 90 | 83 |
| Payments & pricing (10%) | 40 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 90 | 87 |
| Transparency & trust (7%) | 74 | 75 |