Backblaze B2 vs Google Cloud Storage
Backblaze B2 is cheaper across every workload modelled here.
List prices checked
Rate cards side by side
Only the axes at least one of them bills on. A dash means that provider does not charge for it.
| Billing axis | Backblaze B2 | Google Cloud Storage | Difference |
|---|---|---|---|
| Storage | $0.0069/GB-mo | $0.020/GB-mo | 2.9× Backblaze B2 |
| Data transfer out | $0.010/GB | $0.120/GB | 12× Backblaze B2 |
| Free tier | Yes | Yes | — |
Source: Backblaze pricing (August 2026) · Google pricing (May 2026). Published list prices only — committed-use discounts, regional variation, and per-request charges are not included. Not yet independently re-checked against the vendor’s page.
Monthly cost for three real workloads
The rate cards applied to identical usage. This is where the winner changes.
| Workload | Backblaze B2 | Google Cloud Storage | Cheaper |
|---|---|---|---|
| Side projectA personal site or small app with modest traffic, a few gigabytes of assets, and one small always-on process. | $1.14 | $12 | Backblaze B2saves $11/mo (91%) |
| Growing SaaSA funded product serving a few thousand daily users, with an image-heavy frontend and two application servers. | $13 | $130 | Backblaze B2saves $117/mo (90%) |
| Media-heavy siteA publisher or video product where delivery dominates the bill and compute is almost an afterthought. | $114 | $1,240 | Backblaze B2saves $1,126/mo (91%) |
Workload definitions are identical on every comparison page, so figures here can be read against any other pair in the same category.
What each one is for
Backblaze B2
by Backblaze
An S3-compatible object store at $6.95/TB, well under the hyperscalers, with egress free up to three times the volume stored and $0.01/GB beyond it.
Free tier: 10 GB of storage, with free egress up to 3x data stored
Google Cloud Storage
by Google
Google's object store, priced slightly under S3 on storage and above it on egress. Worth using when the compute reading the data already sits in the same region.
Free tier: 5 GB-month always free in US regions
Common questions
- Is Backblaze B2 or Google Cloud Storage cheaper in 2026?
- Backblaze B2 is cheaper in all 3 modelled workloads.
- What is the difference in egress cost between Backblaze B2 and Google Cloud Storage?
- Backblaze B2 charges $0.010 per GB against Google Cloud Storage's $0.120, roughly 12× cheaper. Egress usually dominates the bill once traffic is measured in terabytes.
- Which has the better free tier, Backblaze B2 or Google Cloud Storage?
- Both publish one. Backblaze B2: 10 GB of storage, with free egress up to 3x data stored. Google Cloud Storage: 5 GB-month always free in US regions.
- What do these estimates not include?
- Committed-use and reserved discounts, regional price variation, per-request API charges, support plans, and minimum retention periods. All of those move real invoices, sometimes by a lot. These figures compare published list prices for the same workload, which is the comparison the rate cards alone cannot give you.