# QuestDB vs VictoriaMetrics

| Attribute | QuestDB | VictoriaMetrics |
|---|---|---|
| **Vioscale score** | 50.3 (65% (medium)) | 45.7 (56% (medium)) |
| activity.commits_last_30d | 64 | 97 |
| adoption.dependent_repos | 106 | 25 |
| adoption.github_stars | 17,279 | 17,596 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | QuestDB is an open-source time-series database engineered for low latency, delivering ultra-low latency ingestion, high throughput, and multi-tier storage for demanding time-series workloads. | Open source time series database optimized for high-cardinality metrics and logs, with both self-hosted and cloud deployment options. |
| features.capabilities | `{"clustering":"distributed","data_model":"events","deployment":"self_hosted","compression":"columnar with frame compression","downsampling":"continuous_aggregates","ingest_model":"push","licence_class":"permissive_oss","query_language":"SQL with time-series extensions (SAMPLE BY, ASOF, HORIZON JOIN, N-dimensional ar","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"full_sql"}` | `{"clustering":"distributed","data_model":"both","deployment":"self_hosted","downsampling":"continuous_aggregates","ingest_model":"both","licence_class":"permissive_oss","query_language":"MetricsQL (metrics), LogsQL (logs)","high_cardinality":"strong","sql_compatibility":"non_sql","prometheus_remote_write":true}` |
| integrations.count | 10 | 10 |
| integrations.list | `[{"name":"PostgreSQL"},{"name":"Parquet"},{"name":"Arrow"},{"name":"Polars"},{"name":"Pandas"},{"name":"Debezium"},{"name":"Iceberg"},{"name":"MySQL"},{"name":"MongoDB"},{"name":"Cassandra"}]` | `[{"name":"Prometheus"},{"name":"Logstash"},{"name":"Fluentbit"},{"name":"Promtail"},{"name":"Elasticsearch"},{"name":"Loki"},{"name":"Grafana"},{"name":"OpenLIT"},{"name":"S3"},{"name":"GCS"}]` |
| language.primary | Java | Go |
| license.spdx | Apache-2.0 | Apache-2.0 |
| market.availability | `{"hqCountry":"GB","primaryMarkets":["GB","US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"UA","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","summary":"Open-source Apache 2.0 free tier; QuestDB Cloud and Enterprise plans available via contact/quote","freeTier":true,"sourceUrl":"https://questdb.com/glossary/black-scholes-model-for-option-pricing/","retrievedAt":"2026-08-14T16:37:07.614Z"}` | `{"type":"hybrid","summary":"Prepaid yearly credits option with Stripe and AWS Marketplace fallback. One-month free trial.","currency":"USD","freeTier":false,"sourceUrl":"https://victoriametrics.com/blog/not-all-telemetry-deserves-premium-pricing/","retrievedAt":"2026-08-13T17:01:46.780Z","freeTrialDays":30,"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | no |
| pricing.model | commercial | commercial |
| pricing.price_level | low | unknown |
| pricing.transparent | no | yes |
| release.cadence_days | 16 | - |
| release.history | `[{"url":"https://github.com/questdb/questdb/releases/tag/10.0.1","date":"2026-08-24T13:55:02Z","type":"stable","version":"10.0.1"},{"url":"https://github.com/questdb/questdb/releases/tag/10.0.0","date":"2026-08-06T15:36:51Z","type":"stable","version":"10.0.0"},{"url":"https://github.com/questdb/questdb/releases/tag/9.4.3","date":"2026-06-15T17:01:58Z","type":"stable","version":"9.4.3"},{"url":"https://github.com/questdb/questdb/releases/tag/9.4.2","date":"2026-06-09T13:30:03Z","type":"stable","version":"9.4.2"},{"url":"https://github.com/questdb/questdb/releases/tag/9.4.1","date":"2026-06-03T08:03:25Z","type":"stable","version":"9.4.1"},{"url":"https://github.com/questdb/questdb/releases/tag/9.4.0","date":"2026-05-18T12:56:56Z","type":"stable","version":"9.4.0"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.5","date":"2026-04-13T17:21:09Z","type":"stable","version":"9.3.5"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.4","date":"2026-03-26T16:16:42Z","type":"stable","version":"9.3.4"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.3","date":"2026-02-25T14:23:44Z","type":"stable","version":"9.3.3"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.2","date":"2026-01-28T15:23:29Z","type":"stable","version":"9.3.2"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.1","date":"2026-01-14T16:41:31Z","type":"stable","version":"9.3.1"},{"url":"https://github.com/questdb/questdb/releases/tag/9.3.0","date":"2026-01-09T13:08:40Z","type":"stable","version":"9.3.0"},{"url":"https://github.com/questdb/questdb/releases/tag/9.2.3","date":"2025-12-18T12:13:27Z","type":"stable","version":"9.2.3"},{"url":"https://github.com/questdb/questdb/releases/tag/9.2.2","date":"2025-12-01T12:48:30Z","type":"stable","version":"9.2.2"},{"url":"https://github.com/questdb/questdb/releases/tag/9.2.1","date":"2025-11-25T14:38:23Z","type":"stable","version":"9.2.1"},{"url":"https://github.com/questdb/questdb/releases/tag/9.2.0","date":"2025-11-13T16:13:27Z","type":"stable","version":"9.2.0"},{"url":"https://github.com/questdb/questdb/releases/tag/9.1.1","date":"2025-11-03T15:25:09Z","type":"stable","version":"9.1.1"},{"url":"https://github.com/questdb/questdb/releases/tag/9.1.0","date":"2025-10-03T13:54:02Z","type":"stable","version":"9.1.0"},{"url":"https://github.com/questdb/questdb/releases/tag/9.0.3","date":"2025-08-29T18:32:12Z","type":"stable","version":"9.0.3"},{"url":"https://github.com/questdb/questdb/releases/tag/9.0.2","date":"2025-08-15T16:34:55Z","type":"stable","version":"9.0.2"}]` | `[{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.150.0","date":"2026-08-17T09:53:36Z","type":"stable","version":"v1.150.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.148.1","date":"2026-08-05T12:38:42Z","type":"stable","version":"v1.148.1"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.15","date":"2026-08-05T12:38:49Z","type":"stable","version":"v1.136.15"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.149.0","date":"2026-08-05T12:38:55Z","type":"stable","version":"v1.149.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.14","date":"2026-07-20T11:02:10Z","type":"stable","version":"v1.136.14"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.122.27","date":"2026-07-20T11:02:19Z","type":"stable","version":"v1.122.27"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.148.2","date":"2026-08-17T09:53:24Z","type":"stable","version":"v1.148.2"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.148.0","date":"2026-07-20T11:02:29Z","type":"stable","version":"v1.148.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.147.0","date":"2026-07-06T14:08:36Z","type":"stable","version":"v1.147.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.13","date":"2026-07-06T14:08:20Z","type":"stable","version":"v1.136.13"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.122.26","date":"2026-07-06T14:08:31Z","type":"stable","version":"v1.122.26"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.12","date":"2026-06-22T11:09:36Z","type":"stable","version":"v1.136.12"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.122.25","date":"2026-06-22T11:09:43Z","type":"stable","version":"v1.122.25"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.146.0","date":"2026-06-22T11:09:47Z","type":"stable","version":"v1.146.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.11","date":"2026-06-08T10:53:56Z","type":"stable","version":"v1.136.11"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.122.24","date":"2026-06-08T10:54:03Z","type":"stable","version":"v1.122.24"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.145.0","date":"2026-06-08T10:54:11Z","type":"stable","version":"v1.145.0"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.136.10","date":"2026-05-25T11:33:49Z","type":"stable","version":"v1.136.10"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.122.23","date":"2026-05-25T11:34:36Z","type":"stable","version":"v1.122.23"},{"url":"https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.144.0","date":"2026-05-25T11:34:47Z","type":"stable","version":"v1.144.0"}]` |
| reliability.sla_pct | 99.9 | - |
| reliability.status_page | - | yes |
| security.disclosure_policy | - | yes |
| security.gdpr | yes | - |
| security.iso27001 | - | yes |
| security.scorecard | 4.3 | 6.2 |
| security.soc2 | yes | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.questdb%3Aquestdb&per_page=100","last_12m":0,"max_severity":null}` | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2FVictoriaMetrics%2FVictoriaMetrics&per_page=100","last_12m":1,"max_severity":"LOW"}` |

## Capabilities (Time-Series Databases)

| Capability | QuestDB | VictoriaMetrics |
|---|:--:|:--:|
| **Query** |  |  |
| Query language (SQL / PromQL / InfluxQL-Flux / Graphite) | SQL with time-series extensions (SAMPLE BY, ASOF, HORIZON JOIN, N-dimensional ar | MetricsQL (metrics), LogsQL (logs) |
| SQL compatibility | Full SQL | Non-SQL |
| **Ingest** |  |  |
| Ingest model | Push | Both |
| **Model** |  |  |
| Data model | Wide events | Both |
| **Lifecycle** |  |  |
| Downsampling / rollups | Continuous aggregates | Continuous aggregates |
| Retention / TTL | - | - |
| **Storage** |  |  |
| Compression (columnar / delta / Gorilla) | columnar with frame compression | - |
| **Performance** |  |  |
| High-cardinality handling | Strong | Strong |
| **Scale** |  |  |
| Clustering / horizontal scale | Distributed / sharded | Distributed / sharded |
| Replication / HA | ✓ | - |
| **Deployment** |  |  |
| Deployment | Self-hosted | Self-hosted |
| **Interop** |  |  |
| Prometheus remote-write compatible | - | ✓ |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Permissive OSS |

*Source: Vioscale. Generated 2026-09-01T15:20:17.074Z. "-" = undocumented, not absent.*