Head-to-head · Columnar Databases
QuestDB vs GreptimeDB
QuestDB leads on 0 checks, GreptimeDB on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreQuestDB · 7.9/10
- Free planboth
QuestDB scores higher on our rubric for columnar databases: 7.9 against 7.8 out of 10; our editors rank them #13 and #14.
QuestDB is the better fit for open-source time-series columnar workloads. GreptimeDB is the better fit for observability metrics, logs, and traces.
- QuestDB fits best
Open-source time-series columnar workloads
- GreptimeDB fits best
Observability metrics, logs, and traces
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Side by side
| Feature | QuestDB 7.9/10 Visit ↗ | GreptimeDB 7.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.9 | 7.8 |
| Ranking | #13 in Columnar Databases | #14 in Columnar Databases |
| Best for | Open-source time-series columnar workloads | Observability metrics, logs, and traces |
| Pricing model | Free | Free plan + paid |
| Starting price | Free plan | $290/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Self-hosted, Browser extension | Cloud, Self-hosted |
| Platforms | Web, Windows, macOS, Linux | Web, Linux |
| Support | Email, Community, Docs | Community, Docs · 24/7 |
| Integrations | 11 integrations | 20 integrations |
| Built for | Small business, Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features QuestDB 0/3 · GreptimeDB 0/3 | ||
| Managed service | Not checked yet | Not checked yet |
| Object storage support | Not checked yet | Not checked yet |
| Streaming ingestion | Not checked yet | Not checked yet |
| Specs | ||
| Deployment model | Not checked yet | Not checked yet |
| Supported data formats | Not checked yet | Not checked yet |
| Included storage | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | QuestDB is an open-source, column-oriented time-series database for workloads such as financial market data, telemetry, and real-time analytics. Its time-partitioned storage engine combines SQL with time-series extensions, while ingestion… Read the review → |
GreptimeDB is an open-source, columnar observability database for storing and querying metrics, logs, traces, and other time-indexed data. It is aimed at teams that want one system for observability data, with SQL for cross-data analysis… Read the review → |
Strengths and trade-offs
QuestDB — where it wins
- Column-oriented, time-partitioned storage with SQL time-series extensions
- InfluxDB Line Protocol and native wire protocol ingestion
- Retention controls, materialized views, and object-storage tiering
Where it doesn't
- Open Source requires self-managed deployment
- High availability and replication are Enterprise features
- Enterprise pricing is contact-based
GreptimeDB — where it wins
- SQL and PromQL support across observability data
- Open-source core with standalone and distributed deployment
- Broad ingestion through OpenTelemetry, Prometheus, Loki, and more
Where it doesn't
- Log Query is experimental
- Enterprise Fully-Managed starts at $290 per month
- Bring Your Own Cloud uses custom pricing
- QuestDB7.9/10 · Free plan
A focused open-source columnar database for time-series ingestion, SQL, and retention.
Visit QuestDBFull verdict → - GreptimeDB7.8/10 · Free plan
A flexible columnar database for teams consolidating observability data with SQL and PromQL.
Visit GreptimeDBFull verdict →
All columnar databases comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update