Backblaze B2 vs Wasabi

Detailed side-by-side comparison

Backblaze B2

Free

Backblaze B2 is an affordable, S3-compatible cloud object storage solution offering unlimited capacity with simple, transparent pricing. It stands out with its generous free egress allowance (up to 3x your daily storage amount) and significantly lower costs compared to major cloud providers.

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Wasabi

From $6.99/mo

Wasabi is a high-performance cloud object storage service that eliminates egress fees entirely while maintaining S3 compatibility. It provides enterprise-grade features like immutable storage and 11 nines of durability, positioning itself as a cost-effective alternative to traditional cloud storage providers.

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Feature Comparison

Feature	Backblaze B2	Wasabi
Egress/Data Retrieval Fees	Free egress up to 3x your daily storage amount, then charged per GB	Completely free egress with no limitations or fees for data retrieval
Storage Commitments	No minimum storage commitments or retention requirements	Minimum 90-day storage commitment per object (billed even if deleted early)
Data Durability	Built-in redundancy with data stored across multiple data centers	11 nines (99.999999999%) of object durability with enterprise-grade reliability
Compliance & Security	99.9% uptime SLA with standard security features	Immutable storage buckets for compliance and built-in ransomware protection
API Compatibility	S3-compatible API for easy integration and migration from other services	S3-compatible API enabling seamless migration from AWS and other providers
Pricing Structure	Pay-as-you-go with no minimums, storage + limited egress fees	Simple flat-rate pricing starting at $6.99/month with no egress or API fees

Pricing Comparison

Backblaze B2 offers a true pay-as-you-go model starting at $0/month with no minimums, making it ideal for variable workloads, while charging for egress beyond the free tier. Wasabi starts at $6.99/month with completely free egress but requires a minimum 90-day storage commitment, making it more cost-effective for larger, long-term storage needs with frequent data access.

Verdict

Choose Backblaze B2 if...

Choose Backblaze B2 if you need flexible, pay-as-you-go pricing with no minimum commitments, have unpredictable storage needs, or store data short-term where the 3x daily egress allowance covers your retrieval patterns.

Choose Wasabi if...

Choose Wasabi if you frequently retrieve large amounts of data and want unlimited free egress, store data long-term (90+ days), or need advanced compliance features like immutable storage and ransomware protection for enterprise environments.

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Cloud Storage

Pros & Cons

Backblaze B2

Pros

+ Significantly cheaper than AWS S3, Azure, and Google Cloud Storage
+ Simple, transparent pricing with no hidden fees
+ Easy migration from other S3-compatible services
+ Generous free egress bandwidth allowance

Cons

- Fewer global data center locations compared to major cloud providers
- Limited advanced features compared to AWS S3 ecosystem
- Smaller partner ecosystem and third-party integrations

Wasabi

Pros

+ Significantly cheaper than AWS S3, Azure, and Google Cloud Storage
+ Predictable pricing with no hidden egress or API fees
+ Fast performance with low latency access
+ Simple pricing structure that's easy to understand

Cons

- Minimum 90-day storage commitment per object
- Smaller global infrastructure compared to major cloud providers
- Limited integration ecosystem compared to AWS