# TDengine alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 237 of the 252 answers in the 1 category where TDengine holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://it-ai-index.com/vendors/tdengine/alternatives/

## Named instead, most often (every category and segment added)

- TimescaleDB: 113
- InfluxDB: 34
- VictoriaMetrics: 19
- QuestDB: 14
- PostgreSQL: 7
- Amazon Timestream: 5

## Time series databases

**Small business**: 79 of 84 answers did not name TDengine (TDengine is #9 of 9 at 0%).

- TimescaleDB: first choice in 44 of those 79
- InfluxDB: first choice in 10 of those 79
- PostgreSQL: first choice in 6 of those 79
- QuestDB: first choice in 5 of those 79
- Prometheus: first choice in 4 of those 79
- VictoriaMetrics: first choice in 4 of those 79
- PostgreSQL with TimescaleDB: first choice in 3 of those 79
- Amazon Timestream: first choice in 2 of those 79

**Mid-market**: 79 of 84 answers did not name TDengine (TDengine is #9 of 9 at 0%).

- TimescaleDB: first choice in 35 of those 79
- InfluxDB: first choice in 10 of those 79
- VictoriaMetrics: first choice in 5 of those 79
- QuestDB: first choice in 4 of those 79
- InfluxDB OSS: first choice in 1 of those 79
- PostgreSQL: first choice in 1 of those 79
- Prometheus: first choice in 1 of those 79
- Tiger Cloud: first choice in 1 of those 79

**Enterprise**: 79 of 84 answers did not name TDengine.

- TimescaleDB: first choice in 34 of those 79
- InfluxDB: first choice in 14 of those 79
- VictoriaMetrics: first choice in 10 of those 79
- QuestDB: first choice in 5 of those 79
- Amazon Timestream: first choice in 3 of those 79
- InfluxDB 3 Enterprise: first choice in 3 of those 79
- Datadog: first choice in 1 of those 79
- Timescale Cloud: first choice in 1 of those 79

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.