Comparison guide

AWS S3 vs Backblaze B2

Side-by-side API comparison covering performance, pricing, SDK support, and implementation details.

Industry-standard object storage with virtually unlimited scalability, 99.999999999% durability.

S3-compatible cloud storage at 1/4 the cost of AWS S3. Simple pricing with no egress fees to CDN partners.

Performance

AWS S3Backblaze B2

30-Day Uptime99.99%99.90%

Avg Latency30ms50ms

GitHub Stars3.6k0

AWS S3Backblaze B2

Auth TypeAPI KeyAPI Key

Pricing Modelpaidfreemium

OpenAPI Spec

CategoryCloud StorageCloud Storage

AWS S3Backblaze B2

Languages

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javascriptpythonjava

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