# Amazon Aurora vs CockroachDB

**Leader by Vioscale score:** CockroachDB

| Attribute | Amazon Aurora | CockroachDB |
|---|---|---|
| **Vioscale score** | 50.2 (48% (low)) | 63.3 (66% (medium)) |
| activity.commits_last_30d | - | 15 |
| adoption.dependent_repos | - | 235 |
| adoption.github_stars | - | 32,415 |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"hybrid":true,"on_prem":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. | CockroachDB is a PostgreSQL-compatible distributed SQL database designed for global applications requiring high availability, automatic scaling, and strong consistency across data centers. It eliminates downtime, simplifies operations, and scales seamlessly without manual intervention. |
| 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"}` | `{"free_tier":true,"isolation":"serializable","sql_model":"full_sql","deployment":"managed","serverless":true,"consistency":"strong","geo_spatial":"none","replication":"consensus","engine_family":"postgresql","extensibility":false,"json_document":false,"license_class":"source_available","pricing_model":"tiered_plus_usage","deployment_type":"independent_multi_cloud","horizontal_scale":"distributed_native","acid_transactions":"full","automatic_failover":true,"wire_compatibility":"postgres","self_host_alternative":true,"multi_region_replication":true}` |
| integrations.count | - | 8 |
| integrations.list | - | `[{"name":"Datadog"},{"name":"Splunk"},{"name":"Dynatrace"},{"name":"New Relic"},{"name":"Terraform"},{"name":"Vercel"},{"name":"HashiCorp"},{"name":"pgvector"},{"name":"AWS"},{"name":"GCP"},{"name":"Azure"},{"name":"Kubernetes"},{"name":"MOLT (Migration Tool)"},{"name":"PostgreSQL drivers"},{"name":"SQLAlchemy"}]` |
| language.primary | - | Go |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"web":true}` |
| pricing | - | `{"type":"hybrid","plans":[{"free":true,"name":"Basic","summary":"Free tier","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For smaller, bursty workloads","contactSales":false,"includedLimits":{"throughput":"30K RU/sec"}}],"summary":"Free tier available with $400 in free credits. Provisioned capacity and on-demand pricing models for production workloads.","currency":"USD","freeTier":true,"sourceUrl":"https://www.cockroachlabs.com/pricing/legacy/","retrievedAt":"2026-08-24T22:38:41.895Z","freeTrialDays":30,"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | commercial |
| pricing.price_level | - | low |
| pricing.transparent | - | yes |
| reliability.sla_pct | 99.999 | 99.999 |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | yes |
| security.iso27001 | - | yes |
| security.pci | yes | yes |
| security.scorecard | - | 5.1 |
| security.soc2 | - | yes |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fcockroachdb%2Fcockroach&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Relational Databases)

| Capability | Amazon Aurora | CockroachDB |
|---|:--:|:--:|
| **Core** |  |  |
| SQL model | Full SQL | Full SQL |
| **Transactions** |  |  |
| ACID transactions | Full | Full |
| Highest isolation level | - | Serializable |
| **Consistency** |  |  |
| Consistency | Strong | Strong |
| **Scale** |  |  |
| Horizontal scale | Natively distributed | Natively distributed |
| **Replication** |  |  |
| Replication | - | Consensus (Raft/Paxos) |
| **Availability** |  |  |
| Automatic failover / HA | ✓ | ✓ |
| **Deployment** |  |  |
| Deployment | Serverless | Managed |
| Serverless / scale-to-zero | ✓ | ✓ |
| **Compatibility** |  |  |
| Wire compatibility | Postgres protocol | Postgres protocol |
| **Extensibility** |  |  |
| Extensions / plugins / UDFs | - | ✗ |
| **Licensing** |  |  |
| Licence class | Proprietary | Source-available (BSL/SSPL) |
| **Data types** |  |  |
| JSON / document support | - | ✗ |
| Geo / spatial | - | None |

*Source: Vioscale. Generated 2026-09-01T17:03:41.056Z. "-" = undocumented, not absent.*