Prometheus vs Zabbix

Prometheus

Monitoring and alerting toolkit

Zabbix

Enterprise-class infrastructure monitoring

Feature Prometheus Zabbix
Category Monitoring Monitoring
Sub-category Metrics Infra Monitor
Maturity mature mature
Complexity intermediate intermediate
Performance tier medium medium
License Apache-2.0 GPL-2.0
License type permissive copyleft
Pricing fully free fully free
GitHub stars 57.0K 5.0K
Contributors 300 300
Commit frequency weekly weekly
Plugin ecosystem none none
Docs quality good good
Backing org CNCF Zabbix
Funding model foundation open_core
Min RAM 512 MB 1 GB
Min CPU cores 1 2
Scaling pattern single_node single_node
Self-hostable Yes Yes
K8s native Yes Yes
Offline capable No No
Vendor lock-in none none
Languages Go C, PHP
API type REST REST
Protocols HTTP HTTP
Deployment docker, binary docker, binary
SDK languages
Team size fit small, medium, enterprise small, medium, enterprise
First release 2020 2020
Latest version

When to use Prometheus

  • Primary: infrastructure-monitoring
  • Primary: alerting
  • Primary: kubernetes-metrics

When to use Zabbix

  • Primary: server-monitoring
  • Primary: network-monitoring
  • Primary: auto-discovery

Prometheus anti-patterns

  • Not for log aggregation
  • Storage not for long-term by default
  • Pull model doesn't work for all cases

Zabbix anti-patterns

  • UI feels dated
  • Complex initial setup
  • PHP-based frontend less modern
Full Prometheus profile → Full Zabbix profile → All comparisons