Cloudflare R2 vs Azure Blob Storage: Which is Better in 2026?
Choosing between Cloudflare R2 and Azure Blob Storage comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Cloudflare R2 wins this matchup. MongoDB is our overall Cloud & Infrastructure pick. MongoDB is our free Cloud & Infrastructure pick. Pick Azure Blob Storage if you need its specific feature set.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Cloudflare R2
S3-compatible object storage with zero egress fees
Best for you if:
- • You want a free tier before you commit
Azure Blob Storage
Object storage by Microsoft Azure
Best for you if:
- • You want azure ecosystem
| At a Glance | Cloudflare R2 | |
|---|---|---|
Starts at | Free Free plan | Custom |
Category | Cloud & Infrastructure Data & Databases | Cloud & Infrastructure Data & Databases |
Rating | 2.9/5 Trustpilot 1.4 · G2 4.5 2,025 reviews | 4.6/5 G2 4.6 109 reviews |
Free plan | Yes | No |
Choose Cloudflare R2 or Azure Blob Storage?
Choose Cloudflare R2 if
- You want a free tier before you commit
- You want no egress fees
- You want S3 compatible
Choose Azure Blob Storage if
- You want azure ecosystem
- You want enterprise features
In-Depth Analysis
Cloudflare R2
S3-compatible object storage with zero egress fees
Cloudflare R2's pricing is exceptionally generous, especially with its free tier offering 10 GB storage and zero egress fees.
Strengths
- Pro: No egress fees
- Pro: S3 compatible
- Pro: Cloudflare integration
- Pro: Good free tier
Weaknesses
- Con: Newer service
- Con: Fewer features
- Con: Limited ecosystem
Key features
Azure Blob Storage
Object storage by Microsoft Azure
Azure Blob Storage offers competitive pricing, especially with its tiered approach.
Strengths
- Pro: Azure ecosystem
- Pro: Enterprise features
- Pro: Tiered storage
- Pro: Strong compliance
Weaknesses
- Con: Complex pricing
- Con: Azure lock-in
- Con: Learning curve
Key features
Pricing: Cloudflare R2 vs Azure Blob Storage
| Plan | Cloudflare R2 | Azure Blob Storage |
|---|---|---|
| Tier 1 | Free Free | Usage based Hot |
| Tier 2 | $0.015/GB Pay as you go | Usage based Cool |
| Tier 3 | N/A | Usage based Cold |
| Tier 4 | N/A | Usage based Archive |
Pricing verified from each vendor's public pricing page. Compare in detail on Cloudflare R2 pricing and Azure Blob Storage pricing.
Key Takeaways
Cloudflare R2
- Larger review base (2,025 reviews)
- Free tier available
- Our pick for this comparison
Azure Blob Storage
- Higher user rating: 4.6/5 vs 2.9/5
The Bottom Line
Cloudflare R2 wins this matchup. MongoDB is our overall Cloud & Infrastructure pick. MongoDB is our free Cloud & Infrastructure pick.
Frequently Asked Questions
Is Cloudflare R2 or Azure Blob Storage better in 2026?
Cloudflare R2 wins this matchup. MongoDB is our overall Cloud & Infrastructure pick. MongoDB is our free Cloud & Infrastructure pick. Pick Cloudflare R2 for cloud & infrastructure workflows (main strength: no egress fees). Pick Azure Blob Storage for cloud & infrastructure workflows (main strength: azure ecosystem).
What are Cloudflare R2 and Azure Blob Storage used for?
Cloudflare R2: S3-compatible object storage with zero egress fees. Azure Blob Storage: Object storage by Microsoft Azure.
What does Cloudflare R2 cost vs Azure Blob Storage?
Cloudflare R2's paid plans start at Free (Pay as you go). Azure Blob Storage pricing is on their site.
What's the main difference between Cloudflare R2 and Azure Blob Storage?
Cloudflare R2's main strength: no egress fees. Azure Blob Storage's main strength: azure ecosystem.