Amazon S3

Amazon S3

★★★★ 4.7
VS
Backblaze B2

Backblaze B2

★★★★ 4.6

Amazon S3 vs Backblaze B2 Comparison 2026

Comparing pricing, features, and security to help you choose the best cloud storage.

Feature Comparison

Feature Amazon S3 Backblaze B2
Free Storage 5 GB None
Starting Price $23.00/mo $6.00/mo
End-to-End Encryption ✅ Included ❌ No
File Versioning ✅ Yes ✅ Yes
Collaboration ❌ No ❌ No
API Access ✅ Yes ✅ Yes
Founded 2006 2007

Amazon S3 Pros & Cons

Pros

  • Industry standard
  • Unmatched reliability
  • Infinite scalability
  • Granular lifecycle policies

Cons

  • Complex pricing (egress, requests)
  • Not for average consumers
  • Steep learning curve

Backblaze B2 Pros & Cons

Pros

  • Extremely low cost per TB
  • No hidden fees
  • S3 compatibility
  • Reliable performance
  • Free egress to compute partners

Cons

  • Not a user-facing sync tool
  • Requires third-party client for easy access
  • Paid support on lower tiers

Try Amazon S3

Amazon Simple Storage Service (S3) is an object storage service offering industry-leading scalabilit...

Visit Amazon S3

Try Backblaze B2

Backblaze B2 is a developer-friendly S3-compatible cloud storage with transparent, pay-as-you-go pri...

Visit Backblaze B2