Backblaze B2 vs Supabase Storage(2026)
Backblaze B2 is better for teams that need 4x cheaper than s3. Supabase Storage is the stronger choice if integrated with supabase auth. Backblaze B2 is paid (from $6/TB/month) and Supabase Storage is freemium (from $25/month (included in Supabase)).
Full feature breakdown, pricing details, and pros & cons below.
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Backblaze B2
Backblaze B2 is S3-compatible object storage at $6/TB/month — 4x cheaper than AWS S3.
Starting at $6/TB/month
Visit Backblaze B2Supabase Storage
Supabase Storage is an S3-compatible object storage built on top of S3 with Postgres RLS policies for fine-grained access control.
Starting at $25/month (included in Supabase)
Visit Supabase StorageHow Do Backblaze B2 and Supabase Storage Compare on Features?
| Feature | Backblaze B2 | Supabase Storage |
|---|---|---|
| Pricing model | paid | freemium |
| Starting price | $6/TB/month | $25/month (included in Supabase) |
| S3-compatible API | ✓ | — |
| Cloudflare partnership (free egress) | ✓ | — |
| Versioning | ✓ | — |
| Lifecycle rules | ✓ | — |
| Public buckets | ✓ | — |
| S3-compatible | — | ✓ |
| Postgres RLS policies | — | ✓ |
| CDN delivery | — | ✓ |
| Image transformations | — | ✓ |
| Resumable uploads | — | ✓ |
| Signed URLs | — | ✓ |
Backblaze B2 Pros and Cons vs Supabase Storage
Backblaze B2
Supabase Storage
Should You Use Backblaze B2 or Supabase Storage?
Choose Backblaze B2 if…
- •4x cheaper than S3
- •Free egress to Cloudflare
- •S3-compatible
Choose Supabase Storage if…
- •Integrated with Supabase auth
- •Row-level security for storage
- •Good free tier