Backblaze B2 vs Proton Drive
Detailed side-by-side comparison
Backblaze B2
FreeBackblaze B2 is an S3-compatible object storage solution designed for developers and businesses seeking affordable cloud storage with predictable pricing. It offers unlimited storage capacity at a fraction of the cost of major cloud providers, with generous free egress bandwidth and 99.9% uptime SLA.
Visit Backblaze B2Proton Drive
FreeProton Drive is a privacy-focused cloud storage service featuring end-to-end encryption and zero-access architecture, ensuring complete data privacy. Created by the Proton team, it prioritizes security over feature breadth and operates under Swiss privacy laws, making it ideal for users who need confidential file storage.
Visit Proton DriveFeature Comparison
| Feature | Backblaze B2 | Proton Drive |
|---|---|---|
| Security & Encryption | Standard encryption in transit and at rest, but provider has access to data; focuses on reliability and redundancy across data centers | End-to-end encryption with zero-access architecture; even Proton cannot access your files, ensuring maximum privacy |
| API & Integration | Full S3-compatible API for seamless integration with development tools and easy migration from other S3 services | Limited API capabilities; primarily designed for personal use through web and mobile apps rather than programmatic access |
| Storage Capacity | Unlimited storage with no minimum commitments; pay only for what you use with no caps | Limited free tier storage; designed for personal file storage rather than large-scale data archiving |
| Data Transfer & Egress | Free egress bandwidth up to 3x your daily storage amount; significantly reduces costs for data-intensive applications | Standard transfer limits based on plan tier; not optimized for high-volume data transfer scenarios |
| File Sharing | Basic sharing capabilities through public/private buckets and time-limited URLs; developer-focused approach | Secure file sharing with password protection and expiration dates; privacy-focused sharing with encrypted links |
| Use Case Focus | Designed for developers, IT professionals, and businesses needing cost-effective object storage, backups, and media hosting | Built for privacy-conscious individuals and organizations needing secure personal file storage and confidential document management |
Pricing Comparison
Both services offer free tiers, but serve different purposes: Backblaze B2 charges $6/TB/month with generous free egress, making it extremely cost-effective for large-scale storage and data-intensive applications. Proton Drive's paid plans start at around $4-5/month for limited storage (200GB-500GB), positioning it as a premium privacy service rather than a budget storage solution.
Verdict
Choose Backblaze B2 if...
Choose Backblaze B2 if you're a developer or business needing affordable, scalable object storage with S3 compatibility, or if you're running applications that require frequent data access and high egress bandwidth without breaking the budget.
Choose Proton Drive if...
Choose Proton Drive if privacy and security are your top priorities, you need end-to-end encrypted file storage where not even the provider can access your data, or you're already invested in the Proton ecosystem and want seamless integration with Proton Mail and VPN.
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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
Proton Drive
Pros
- + Industry-leading privacy with end-to-end encryption
- + No data mining or ads, privacy-first business model
- + Integration with Proton ecosystem (Mail, VPN, Calendar)
- + Strong reputation in security and privacy community
Cons
- - Limited storage on free tier compared to competitors
- - Fewer collaboration features than mainstream alternatives
- - Smaller feature set compared to Google Drive or Dropbox