How do AWS S3 and Backblaze B2 prices compare?

AWS S3: custom or unlisted usage pricing at 1,500 GB bandwidth. Backblaze B2: $6.88/month on Backblaze B2 at 1,000 GB storage. Different billing units are not an equal-workload comparison. Estimates exclude unlisted add-ons and taxes.

Can storage and hosting costs be compared directly?

Not as one workload. Storage, bandwidth, requests and compute are separate billing units; estimates use independent controls when those units differ.

What can be missing from a hosting estimate?

Build minutes, CPU time, memory, requests, outbound transfer, team seats and regional charges may be outside the tracked component.

What features and free access does AWS S3 list?

Industry standard, Lifecycle rules. Free access: 5 GB storage (12 mo). Check plan-specific availability and current terms on the provider's official pricing page.

What features and free access does Backblaze B2 list?

Low-cost storage, S3-compatible, Free egress via CDN partners. Free access: 10 GB. Check plan-specific availability and current terms on the provider's official pricing page.

Compute & Storage · side by side

AWS S3 vs Backblaze B2

Compare AWS S3, Backblaze B2 by compute, bandwidth, storage, deployment limits, regions and support.

Compute & Storage pricing calculator

These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.

AWS S3

Bandwidth

1,500 GB

Backblaze B2

Storage

1,000 GB

AWS S3

Custom / not listed

Custom / unlisted usage pricing · 1,500 GB bandwidth

Backblaze B2

$6.88 / mo

Backblaze B2 · 1,000 GB storage

Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.

Compute & Storage overview & pricing

Compute & Storage	AWS S3	Backblaze B2
Provider	Amazon	Backblaze
Billing unit	GB bandwidth	GB storage
Plan at selected usage	Custom / unlisted usage pricing	Backblaze B2
Monthly estimate	Custom / not listed	$6.88/mo
Workload	1,500 GB bandwidth	1,000 GB storage
Free access	5 GB storage (12 mo)	10 GB
Published plans	Not listed	Backblaze B2, Backblaze B2 Overdrive
Prices checked	Not listed	2026-10-08

Provider

AWS S3: Amazon
Backblaze B2: Backblaze

Billing unit

AWS S3: GB bandwidth
Backblaze B2: GB storage

Plan at selected usage

AWS S3: Custom / unlisted usage pricing
Backblaze B2: Backblaze B2

Monthly estimate

AWS S3: Custom / not listed
Backblaze B2: $6.88/mo

Workload

AWS S3: 1,500 GB bandwidth
Backblaze B2: 1,000 GB storage

Free access

AWS S3: 5 GB storage (12 mo)
Backblaze B2: 10 GB

Published plans

AWS S3: Not listed
Backblaze B2: Backblaze B2, Backblaze B2 Overdrive

Prices checked

AWS S3: Not listed
Backblaze B2: 2026-10-08

Compute & Storage monthly cost

AWS S3: Not pricedBackblaze B2: $6.88

Different workloads, separate estimates

Separate application hosting, serverless requests and object storage. A GB of storage is not a GB of egress. Budget for compute duration, requests, builds and network transfer where charged, and check region and minimum-spend requirements.

Which compute & storage providers fit your needs?

AWS S3 features & plan notes

Industry standard
Lifecycle rules

Full pricing

Backblaze B2 features & plan notes

Low-cost storage
S3-compatible
Free egress via CDN partners
Pay as you go monthly or for capacity annually
No minimum file size or storage duration fees
Assisted data migration available
Discounts available with volume & term commitments
Free egress up to 3x storage
Free transactions

Full pricing Official Pricing

How to compare compute & storage providers

Browse Compute & Storage pricing

AWS S3 vs Backblaze B2 — FAQ

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