M3 vs TimescaleDB
| M3 | TimescaleDB | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | $30/mo |
| Open source | No | No |
| Platforms | — | self-hosted |
| Deployment | self_hosted | both |
| Retention policies | Yes | Yes |
| Horizontal scaling | Yes | Yes |
| Query languages | PromQL, Graphite, M3QL | SQL |
| Ingestion methods | Prometheus remote write, StatsD, Carbon plaintext, InfluxDB line protocol, JSON | SQL inserts |
| Free plan | — | Yes |
| Paid from | — | 30 /mo |
| SQL support | — | Yes |
Both are listed in Best Time-Series Databases. On Samsung Mobile US Press, M3 scores higher on our published basis.