Amazon DynamoDB vs Azure Cosmos DB: Pricing Comparison (2026)
Updated Apr 6, 2026AWSAzure
Overall Winner
Azure
AWS Wins
0
Azure Wins
2
Ties
1
Pricing Analysis
Azure wins 2 of 3 price comparisons, averaging 25.7% lower prices in categories where it leads.
Prices range from $0.000160/hr to $0.2000/hr across comparable tiers.
Choose Azure
Best for Amazon DynamoDB Restore Data Size workloads
Choose Azure
Best for Database Storage workloads
Side-by-Side Pricing
Comparing Amazon DynamoDB and Azure Cosmos DB across 3 equivalent tiers. On-demand hourly rates are shown in USD for the default region.
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Family:
| Category | AWS Amazon DynamoDB | Azure Azure Cosmos DB | Diff | Cheapest |
|---|---|---|---|---|
Provisioned IOPS - Provisioned IOPS | $0.0002/hr IA-ReadCapacityUnit-Hrs ($0.12/mo) | $0.0002/hr Premium SSD Managed Disk - Premium SSD Managed Disk ($0.15/mo) | +23.1% | Tie |
Amazon DynamoDB Restore Data Size - Amazon DynamoDB Restore Data Size | $0.1500/hr USE1-RestoreDataSize-Bytes ($109.50/mo) | $0.0764/hr 2 vCore - burstable - vCore ($55.77/mo) | +49.1% | Azure |
Database Storage - Database Storage | $0.2000/hr USE1-TimedPITRStorage-ByteHrs ($146.00/mo) | $0.1900/hr D2s - D2s ($138.70/mo) | +5.0% | Azure |
When to Choose Azure Azure Cosmos DB
- ✓Amazon DynamoDB Restore Data Size - Amazon DynamoDB Restore Data Size - saves $53.73/mo (49.1% cheaper)
- ✓Database Storage - Database Storage - saves $7.30/mo (5% cheaper)
Monthly Cost Examples
Provisioned IOPS - Provisioned IOPS
AWS IA-ReadCapacityUnit-Hrs$0.12/mo
Azure Premium SSD Managed Disk - Premium SSD Managed Disk$0.15/mo
Amazon DynamoDB Restore Data Size - Amazon DynamoDB Restore Data Size
AWS USE1-RestoreDataSize-Bytes$109.50/mo
Azure 2 vCore - burstable - vCore$55.77/mo
Database Storage - Database Storage
AWS USE1-TimedPITRStorage-ByteHrs$146.00/mo
Azure D2s - D2s$138.70/mo
Individual Pricing Details
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