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Head-to-head · Time-Series Databases

VictoriaMetrics vs TDengine

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score VictoriaMetrics #8 in Time-Series Databases 8.5/10 Free plan Free plan✓ 2 of 3 features Try VictoriaMetrics
TDengine #10 in Time-Series Databases 8.2/10 Free plan Free plan✓ 3 of 3 features Visit TDengine

VictoriaMetrics leads on 0 checks, TDengine on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreVictoriaMetrics · 8.5/10
  • Free planboth
  • Most featuresTDengine · 3 of 3

VictoriaMetrics scores higher on our rubric for time-series databases: 8.5 against 8.2 out of 10; our editors rank them #8 and #10.

TDengine offers sql support; VictoriaMetrics doesn't.

VictoriaMetrics is the better fit for prometheus-compatible metrics at scale. TDengine is the better fit for industrial telemetry and high-volume ingestion.

  • VictoriaMetrics fits best

    Prometheus-compatible metrics at scale

  • TDengine fits best

    Industrial telemetry and high-volume ingestion

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature VictoriaMetrics 8.5/10 Visit ↗ TDengine 8.2/10 Visit ↗
At a glance
Editor score 8.5 8.2
Ranking #8 in Time-Series Databases #10 in Time-Series Databases
Best for Prometheus-compatible metrics at scale Industrial telemetry and high-volume ingestion
Pricing model Free plan + paid Free plan + paid
Starting price Free plan —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, Windows, Linux Web, Windows, macOS, Linux
Support Email, Community, Docs Docs · 24/7
Compliance ISO 27001 SOC 2, ISO 27001
Integrations 15 integrations 14 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features VictoriaMetrics 2/3 · TDengine 3/3
SQL support — ✓ (best)
Retention policies ✓ ✓
Horizontal scaling ✓ ✓
Specs
Deployment Both Both
Query languages MetricsQL, PromQL SQL
Ingestion methods Prometheus scraping, Prometheus remote write, Prometheus exposition, InfluxDB line protocol, Graphite plaintext, OpenTSDB, JSON line, CSV, native binary, DataDog, NewRelic, OpenTelemetry, Zabbix Connector SQL, InfluxDB Line Protocol, OpenTSDB Telnet Protocol, OpenTSDB JSON Protocol, MQTT, OPC UA, OPC DA, Kafka, CSV, PI System, MySQL, PostgreSQL, Oracle, MongoDB
Our review
Pros
  • Free Apache 2.0 open-source edition with single-node and cluster versions
  • PromQL-compatible querying, MetricsQL, and long-term Prometheus storage
  • Horizontal scaling, replication, multi-tenancy, and configurable retention
  • Supports MQTT, Kafka, OPC UA, relational databases, and line protocols
  • Combines retention, clustering, stream processing, and edge-to-cloud synchronization
  • Offers self-hosted, managed cloud, and a free tier for up to 5,000 tags
Cons
  • Cloud pricing starts at $200 per month
  • Enterprise pricing requires contacting sales
  • Metrics-focused design excludes SQL support
  • Paid cloud pricing starts at $970 per month
  • Free Tier is limited to self-hosted usage up to 5,000 tags
  • Paid self-hosted licenses support 7,500 tags
Our verdict

VictoriaMetrics is an open-source time-series database and monitoring solution for teams collecting, storing, and querying high-cardinality metrics. It supports self-hosted single-node deployments, horizontally scalable clusters, and a…

Read the review →

TDengine is a distributed time-series database for industrial and IoT data. It stores and queries timestamped data through TDengine SQL, with features for configurable retention, distributed clustering, stream processing, data…

Read the review →
  1. VictoriaMetricsTime-Series Databases 8.5Free plan
  2. TDengineTime-Series Databases 8.2Free plan

Strengths and trade-offs

  • VictoriaMetrics — where it wins

    • Free Apache 2.0 open-source edition with single-node and cluster versions
    • PromQL-compatible querying, MetricsQL, and long-term Prometheus storage
    • Horizontal scaling, replication, multi-tenancy, and configurable retention

    Where it doesn't

    • Cloud pricing starts at $200 per month
    • Enterprise pricing requires contacting sales
    • Metrics-focused design excludes SQL support

  • TDengine — where it wins

    • Supports MQTT, Kafka, OPC UA, relational databases, and line protocols
    • Combines retention, clustering, stream processing, and edge-to-cloud synchronization
    • Offers self-hosted, managed cloud, and a free tier for up to 5,000 tags

    Where it doesn't

    • Paid cloud pricing starts at $970 per month
    • Free Tier is limited to self-hosted usage up to 5,000 tags
    • Paid self-hosted licenses support 7,500 tags

More comparisons

All Time-Series databases comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update