Prometheus vs Grafana
Compare Prometheus and Grafana. When to use each, key differences, and how they complement or replace each other in a DevOps stack.
| Criteria | Prometheus | Grafana |
|---|---|---|
| Primary Use Case | Open-source monitoring and alerting toolkit. Pull-based metrics collection with a powerful query language (PromQL), built-in alerting, and native Kubernetes service discovery. | Open-source analytics and visualization platform. Create dashboards from Prometheus, Loki, Elasticsearch, and 150+ data sources. The standard for infrastructure observability. |
| Category | Monitoring | Observability |
| Learning Curve | Prometheus has extensive documentation and a large community providing tutorials, courses, and certifications. | Grafana has growing documentation and community resources. Learning path depends on prior experience with similar tools. |
| Community & Ecosystem | Prometheus has an established ecosystem with plugins, extensions, and integrations across the DevOps toolchain. | Grafana offers a mature ecosystem with strong community contributions and third-party integrations. |
| Enterprise Support | Prometheus offers enterprise editions and commercial support options alongside its open-source version. | Grafana provides enterprise features and support tiers for production deployments at scale. |
| Best For | Teams that need monitoring capabilities with a focus on Prometheus's core strengths. | Teams that need observability capabilities with a focus on Grafana's core strengths. |
Verdict
Prometheus and Grafana serve different but related purposes. Many teams use both together. Choose based on your primary need: monitoring (Prometheus) or observability (Grafana).
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