Which is cheaper, Amazon S3 or Azure Blob Storage?

AWS is cheaper in 3 of 3 comparable categories, with an average price difference of 77.4%.

How do Amazon S3 and Azure Blob Storage compare for general purpose workloads?

Both providers offer competitive pricing for general purpose workloads.

Updated Apr 20, 2026AWSAzure

Overall Winner

AWS

AWS Wins

Azure Wins

Ties

AWS wins 3 of 3 price comparisons, averaging 77.4% lower prices in categories where it leads.

Prices range from $0.000990/hr to $0.1200/hr across comparable tiers.

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Best for Storage workloads

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Best for AmazonS3 workloads

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Best for API Request workloads

Comparing Amazon S3 and Azure Blob Storage across 3 equivalent tiers. On-demand hourly rates are shown in USD for the default region.

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Category	AWS Amazon S3	Azure Azure Blob Storage	Diff	Cheapest
Storage - Storage	$0.0010/hr TimedStorage-INT-DAA-ByteHrs ($0.72/mo)	$0.0025/hr Cool RA-GZRS - Cool RA-GZRS Blob Inventory ($1.82/mo)	+60.4%	AWS
AmazonS3 - S3-API-Dual-Decyrption	$0.0030/hr S3DSSE-Out-Bytes ($2.19/mo)	$0.0150/hr Priority Object Replication - Priority Object Replication GRS Data Replicated ($10.95/mo)	+80.0%	AWS
API Request - API Request	$0.0100/hr Retrieval-ZIA ($7.30/mo)	$0.1200/hr Premium - Premium ZRS Provisioned Base Unit ($87.60/mo)	+91.7%	AWS