# Amazon Aurora vs IBM Db2

| Attribute | Amazon Aurora | IBM Db2 |
|---|---|---|
| **Vioscale score** | 50.2 (48% (low)) | 47.9 (17% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Aurora is a serverless, relational database service offering zero infrastructure management and instant scaling. It provides 6x the throughput of standard PostgreSQL and MySQL while maintaining full compatibility with both. | IBM Db2 is an AI-powered autonomous database engineered for performance and resilience, delivering near infinite scalability, real-time analytics, and multicloud support for mission-critical workloads. |
| features.capabilities | `{"sql_model":"full_sql","deployment":"serverless","serverless":true,"consistency":"strong","license_class":"proprietary","horizontal_scale":"distributed_native","acid_transactions":"full","automatic_failover":true,"wire_compatibility":"postgres"}` | `{"sql_model":"full_sql","deployment":"serverless","serverless":true,"json_document":true,"license_class":"proprietary","horizontal_scale":"distributed_native"}` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"web":true}` |
| pricing | - | `{"summary":"Free tier available","freeTier":true,"sourceUrl":"https://www.ibm.com/products/db2","retrievedAt":"2026-08-13T16:52:25.414Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | - | low |
| pricing.transparent | - | no |
| reliability.sla_pct | 99.999 | - |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | - |
| security.hipaa | yes | - |
| security.pci | yes | - |

## Capabilities (Relational Databases)

| Capability | Amazon Aurora | IBM Db2 |
|---|:--:|:--:|
| **Core** |  |  |
| SQL model | Full SQL | Full SQL |
| **Transactions** |  |  |
| ACID transactions | Full | - |
| Highest isolation level | - | - |
| **Consistency** |  |  |
| Consistency | Strong | - |
| **Scale** |  |  |
| Horizontal scale | Natively distributed | Natively distributed |
| **Replication** |  |  |
| Replication | - | - |
| **Availability** |  |  |
| Automatic failover / HA | ✓ | - |
| **Deployment** |  |  |
| Deployment | Serverless | Serverless |
| Serverless / scale-to-zero | ✓ | ✓ |
| **Compatibility** |  |  |
| Wire compatibility | Postgres protocol | - |
| **Extensibility** |  |  |
| Extensions / plugins / UDFs | - | - |
| **Licensing** |  |  |
| Licence class | Proprietary | Proprietary |
| **Data types** |  |  |
| JSON / document support | - | ✓ |
| Geo / spatial | - | - |

*Source: Vioscale. Generated 2026-09-01T14:59:41.271Z. "-" = undocumented, not absent.*