vioscaleAI
Comparison

TDengine vs TimescaleDB

No clear leader: TimescaleDB (56.8) and TDengine (54.5) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

TDengine full profile →TimescaleDB full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
TDengine55
TimescaleDB57
Score
vioscaleAI score
TDengine55 / 100medium · 71%
TimescaleDB57 / 100medium · 62%
Pricing
Free tier
TDengine✓
TimescaleDB✓
Model
TDenginefreemium
TimescaleDBfreemium
Price level
TDenginehigh
TimescaleDBmid
Starting price
TDengine$970
TimescaleDB$30
Transparent
TDengine✓
TimescaleDB✓
Integrations
Count
TDengine7
TimescaleDB3
Security
Certifications
Disclosure policy
TDengine–
TimescaleDB✓
Gdpr
TDengine–
TimescaleDB✓
Hipaa
TDengine–
TimescaleDB✓
Iso27001
TDengine✓
TimescaleDB–
Pci
TDengine–
TimescaleDB✓
Scorecard
TDengine4
TimescaleDB4.6
Soc2
TDengine✓
TimescaleDB✓
Trust center
Vulnerabilities
Reliability
Status page
TDengine✓
TimescaleDB✓
Adoption
Dependent repos
TDengine7
TimescaleDB0
Github stars
TDengine25,158
TimescaleDB23,634
Activity
Commits last 30d
TDengine100
TimescaleDB100
Release
Cadence days
TDengine28
TimescaleDB12
History
TDengine20 items
TimescaleDB20 items
License
Spdx
TDengineAGPL-3.0
TimescaleDB–
Language
Primary
TDengineC
TimescaleDBC
Market
Availability
Content
Faq
TDengine7 items
TimescaleDB7 items

Capabilities

Feature-by-feature on the axes that matter for time-series databases. “-” means undocumented, not absent.

Query
Query language (SQL / PromQL / InfluxQL-Flux / Graphite)
TDengineSQL
TimescaleDBSQL
SQL compatibility
TDengineFull SQL
TimescaleDBFull SQL
Ingest
Ingest model
TDenginePush
TimescaleDBBoth
Model
Data model
TDengineMetrics (labels/tags)
TimescaleDBMetrics (labels/tags)
Lifecycle
Downsampling / rollups
TDengineContinuous aggregates
TimescaleDBContinuous aggregates
Retention / TTL
TDengine-
TimescaleDBAutomatic
Storage
Compression (columnar / delta / Gorilla)
TDengine-
TimescaleDBRow-columnar with compression
Performance
High-cardinality handling
TDengineStrong
TimescaleDBStrong
Scale
Clustering / horizontal scale
TDengineDistributed / sharded
TimescaleDBDistributed / sharded
Replication / HA
TDengine✓
TimescaleDB✓
Deployment
Deployment
TDengineSelf-hosted
TimescaleDBEmbedded
Interop
Prometheus remote-write compatible
TDengine-
TimescaleDB-
Licensing
Licence class
TDengineSource-available
TimescaleDBPermissive OSS

What each one is

The product in its own terms, so the numbers below have context.

TDengine

Open-source time-series database for real-time processing of high-volume sensor data, supporting distributed deployment and AI-powered analytics.

Independently observed

TimescaleDB

A PostgreSQL-based time-series database optimized to efficiently ingest and store massive volumes of continuously-generated sensor and machine data, with automatic data partitioning, columnar storage compression, and tiered storage for cost-effective long-term retention.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

TDengine

from $970/moHybridFree tier

Free tier up to 5,000 tags. Self-hosted annual licenses from $12,500/year, perpetual from $31,250. Managed cloud from $970/month. High availability at +30% of plan cost.

  • Free TierFree
    • All TSDB and IDMP features
    • Official support available separately
  • Self-Hosted Annual LicenseFrom $12,500/year (7,500 tags). Pricing scales with deployment size.
    • Standard support included
    • Product updates and patches
  • Self-Hosted Perpetual LicenseFrom $31,250 (7,500 tags). One-time cost, pricing scales with deployment size.
    • Perpetual usage rights
    • Optional annual support available
  • Cloud - Starter$970/month or $11,640/year
    • Fully managed on AWS, Azure, or GCP
    • Managed infrastructure and operations
  • Cloud - Small$1,740/month or $20,880/year
  • Cloud - Medium$2,570/month or $30,840/year
  • Cloud - Large$3,500/month or $42,000/year
  • Cloud - XLarge$5,220/month or $62,640/year
as of verify ↗

TimescaleDB

from $30/moUsage-basedFree tier30-day trial

From $30/month minimum compute. Storage from $0.177–$0.212/GB-month. 30-day free trial.

  • Performance$30/month minimum compute; $0.177/GB-month storage
    • 4 database services
    • Up to 16 TB disk storage per service
    • Single-node high-availability replicas
    • Performance Insights
    • Basic support (business hours)
  • Scale$36/month minimum compute; $0.212/GB-month storage
    • Unlimited tiered storage
    • Multi-node high-availability replicas
    • Integrations with observability tools
    • SAML single-sign-on
    • HIPAA compliance
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
TDengine✓
TimescaleDB✓
macOS
TDengine✓
TimescaleDB✗
Windows
TDengine✓
TimescaleDB✗
Linux
TDengine✓
TimescaleDB✗
CLI
TDengine✓
TimescaleDB✓
Deployment
Cloud / SaaS
TDengine✓
TimescaleDB✓
Self-hosted
TDengine✓
TimescaleDB✓
On-premise
TDengine✓
TimescaleDB✗
Hybrid
TDengine✓
TimescaleDB✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)
  • Kafka

TDengine

10 total - 9 not shared
  • Java
  • Python
  • Go
  • MQTT
  • OPC
  • PI System
  • Excel
  • Apache Pulsar
  • AVEVA Historian
Independently observed

TimescaleDB

9 total - 8 not shared
  • S3
  • Iceberg
  • AWS
  • Azure
  • Observability tools
  • Postgres ecosystem
  • Tableau
  • Power BI
Independently observed
Still deciding?

TDengine or TimescaleDB: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.