Azure Blob Storage vs Backblaze B2
A detailed comparison to help you choose between Azure Blob Storage and Backblaze B2.
Azure Blob Storage Scalable cloud object storage for unstructured data at enterprise scale | Backblaze B2 S3-compatible storage at a quarter of AWS S3 pricing | |
|---|---|---|
| Overview | ||
| Rating | 3.8 (232 reviews) | 4.5 (110 reviews)✓ |
| Pricing model | freemium | freemium |
| Starting price | Free tier available | Free tier available |
| Best for | Enterprises committed to Microsoft Azure needing cost-effective, compliant object storage with native integration to Azure compute and analytics services. | Developers and startups who need S3-compatible storage at the lowest possible price and don't require EU data residency |
| Specifications (entry plan) | ||
| CPU cores | — | 0 vCPU |
| RAM | — | 0 GB |
| Storage | — | 0 GB |
| Bandwidth | — | 0 TB/mo |
| SLA uptime | — | 99.9% |
| Data-center count | — | 2 |
| Features | ||
| IPv6 | ||
| DDoS protection | ||
| Automated backups | ||
| Snapshots | ||
| Managed option | ||
| Bare metal | ||
| GPU available | ||
| S3-compatible | ||
| Hourly billing | ||
| Free tier | ✓ | |
| Data-center locations | ||
| Regions | — | United States |
| Tags | ||
| Tags | free tiers3 compatibleapi accesseu datacenterus datacenterapac datacenterterraform provider | free tiers3 compatibleus datacenterapi access |
| Visit Azure Blob Storage → | Visit Backblaze B2 → | |
Azure Blob Storage
Pros
- + Integrate seamlessly with Azure services and Active Directory
- + Optimize costs with access tiers and automatic lifecycle policies
- + Scale to petabytes with guaranteed durability and availability
- + Choose redundancy levels matching compliance requirements
Cons
- - Higher egress costs compared to same-region transfers
- - Steeper learning curve for organizations unfamiliar with Azure
- - Less mature third-party tooling ecosystem than S3
Backblaze B2
Pros
- + $6/TB/month — significantly cheaper than AWS S3
- + Free egress when paired with Cloudflare
- + S3-compatible API — drop-in replacement
Cons
- - US-only datacenters — no EU data residency option
- - No EU-based storage
Stay in the loop
Get weekly updates on the best new AI tools, deals, and comparisons.
No spam. Unsubscribe anytime.