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Cloudflare R2 vs Backblaze B2(2026)

Cloudflare R2 is better for teams that need no egress fees (huge vs aws s3). Backblaze B2 is the stronger choice if 4x cheaper than s3. Cloudflare R2 is freemium (from $0.015/GB/month) and Backblaze B2 is paid (from $6/TB/month).

Full feature breakdown, pricing details, and pros & cons below.

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Cloudflare R2 logo

Cloudflare R2

freemium

Cloudflare R2 is an S3-compatible object storage with zero egress fees and a generous free tier.

Starting at $0.015/GB/month

Visit Cloudflare R2
Backblaze B2 logo

Backblaze B2

paid

Backblaze B2 is S3-compatible object storage at $6/TB/month — 4x cheaper than AWS S3.

Starting at $6/TB/month

Visit Backblaze B2

How Do Cloudflare R2 and Backblaze B2 Compare on Features?

FeatureCloudflare R2Backblaze B2
Pricing modelfreemiumpaid
Starting price$0.015/GB/month$6/TB/month
S3-compatible API
Zero egress fees
Global replication
Public buckets
Workers integration
Cloudflare partnership (free egress)
Versioning
Lifecycle rules

Cloudflare R2 Pros and Cons vs Backblaze B2

C

Cloudflare R2

+No egress fees (huge vs AWS S3)
+S3-compatible
+Global CDN included
+Very cheap
No lifecycle policies (yet)
Cloudflare account required
Less mature than S3
B

Backblaze B2

+4x cheaper than S3
+Free egress to Cloudflare
+S3-compatible
+Simple pricing
Smaller ecosystem than S3
Fewer regions than S3
Less compliance certifications

Should You Use Cloudflare R2 or Backblaze B2?

Choose Cloudflare R2 if…

  • No egress fees (huge vs AWS S3)
  • S3-compatible
  • Global CDN included

Choose Backblaze B2 if…

  • 4x cheaper than S3
  • Free egress to Cloudflare
  • S3-compatible

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