QuestDB vs TimescaleDB

QuestDB

questdb.com

Analyzed September 22, 2026

Depends

Confidence: Medium

Buy if you run high-volume time-series workloads like market data or sensor streams and can self-host.

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TimescaleDB

questdb.com

Starting report…

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Pick QuestDB when

High-ingest market data and trading
IoT and sensor pipelines
SQL-first analytics teams
Self-hosting infrastructure shops

When QuestDB is not a fit

General-purpose app data that isn't time-series
Teams wanting a fully managed cloud database
Non-technical teams with no ops capacity
Small projects . Postgres or a simple store suffices

Sources

QuestDB Reviews (G2)g2.com
review
QuestDB - Review 2023 (TimeStored)timestored.com
review
Reddit r/algotrading . TimescaleDB vs InfluxDB vs QuestDBreddit.com
review
QuestDB GitHub repositorygithub.com
official
QuestDB Enterprise pagequestdb.com
official
QuestDB Cloud AWS Marketplace (discontinued)aws.amazon.com
official
CVE-2026-0824 . NVDnvd.nist.gov
security
GHSA-xf94-h87h-g9wr . Web Console XSS advisorygithub.com
security
TechCrunch . QuestDB $12M Series Atechcrunch.com
news
QuestDB customers pagequestdb.com
official