Apache Kafka vs Google Cloud Pub/Sub
| Apache Kafka | Google Cloud Pub/Sub | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | $40/mo |
| Open source | No | No |
| Platforms | — | api, Web |
| Free plan | — | Yes |
| Deployment model | — | cloud |
| Delivery guarantees | — | configurable |
| Dead-letter queues | — | Yes |
| Maximum message size | — | 10 MB |
| Supported protocols | — | REST, gRPC |
Both are listed in Best Message Broker Software, Best Message Queue (MQ) Software. On Inferse, Google Cloud Pub/Sub scores higher on our published basis.