Backblaze B2 vs Cloudflare R2
An honest, mathematical pricing and capability comparison for developers and engineering leaders.
What this comparison covers
Standard hot storage in one region, direct API downloads without a separate CDN. No replication, archival retrieval, acceleration or special operation classes. GB are decimal. Bunny is suitable for API access; public CDN distribution has separate fees.
Evaluating 2 products from 3 published in this category. USD monthly equivalents, before tax. Features and service compatibility need separate evaluation.
- Average stored data
- 100 GB-month
- Data downloaded
- 500 GB / month
- Write and list operations
- 100,000 operations / month
- Read operations
- 1,000,000 operations / month
Backblaze B2
Hot object storage with free egress up to three times storage.
$2.63 / month
Pay as you go
Official pricing · Checked 2026-10-05
Cost breakdown and exclusions
- Monthly subscription: $0
- Stored data (10 included): $0.63
- Egress above 3× storage: $2.00
- First 10 GB free. Class A, B and C API calls are free on current pay-as-you-go pricing.
- Class D transactions, premium support and special partner egress discounts.
Cloudflare R2
S3-compatible object storage without direct egress charges.
$1.35 / month
Standard
Official pricing · Checked 2026-10-05
Cost breakdown and exclusions
- Monthly subscription: $0
- Stored data (10 included): $1.35
- Class A operations (1,000,000 included): $0
- Class B operations (10,000,000 included): $0
- Billable storage and operation units round up. Free allowances are shared across the account.
- Infrequent Access, migration services, connected Workers and other metered services.
Detailed Verdict: When to Choose Which
Based on sourced pricing models, included allowances, and the stated workload requirements.
Evidence for Backblaze B2:
- Pay as you go: $2.63/month at this workload.
- First 10 GB free. Class A, B and C API calls are free on current pay-as-you-go pricing.
- Excluded: Class D transactions, premium support and special partner egress discounts.
- Pricing observation: 2026-10-05.
Evidence for Cloudflare R2:
- Standard: $1.35/month at this workload.
- Billable storage and operation units round up. Free allowances are shared across the account.
- Excluded: Infrequent Access, migration services, connected Workers and other metered services.
- Pricing observation: 2026-10-05.
Specification & Capability Matrix
Side-by-side comparison of baseline pricing, free allowances, supported developer capabilities, and verification dates.
| Feature / Metric | Backblaze B2 | Cloudflare R2 | Edge |
|---|---|---|---|
| Selected plan | Pay as you go | Standard | Tied |
| Monthly cost at stated workload | $2.63/month | $1.35/month | Cloudflare R2 |
| Billing commitment | Monthly pricing model | Monthly pricing model | Tied |
| Zero egress feesNo per-gigabyte egress bandwidth charges. | Not confirmed on selected plan | Documented on selected plan | Tied |
| S3 compatible APIStandard S3 SDK and API interoperability. | Documented on selected plan | Documented on selected plan | Tied |
| Pricing observation date | 2026-10-05 | 2026-10-05 | Tied |
Real-World Workload Scenarios
Compare estimated monthly costs across stated workload profiles before deploying.
Media Distribution
Heavy user downloads and streaming with large egress volume
Backup & Archive
High stored data volume with infrequent downloads
Interactive Workload Calculator
Slide to match your projected monthly volume and watch how each pricing model reacts.
Backblaze B2 vs Cloudflare R2 FAQ
Direct answers to key technical, pricing, and migration questions.
Is Backblaze B2 cheaper than Cloudflare R2?
Cloudflare R2 costs $1.28 less per month than Backblaze B2 at this workload. This compares modeled charges, not overall product quality.
What does this comparison cover?
Standard hot storage in one region, direct API downloads without a separate CDN. No replication, archival retrieval, acceleration or special operation classes. GB are decimal. Bunny is suitable for API access; public CDN distribution has separate fees. Estimates cover modeled fees at the stated usage. Review selected-plan warnings and exclusions; taxes, migration effort and unmodeled requirements are not a savings promise.
How is pricing freshness handled?
The displayed observation dates belong to the selected plans. Stale, future-dated, quote-only or otherwise ineligible estimates do not receive a price ranking. Consult the linked vendor sources before purchasing.