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Head-to-head · Server Monitoring

Zabbix vs Pandora FMS

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Zabbix #2 in Server Monitoring 9.3/10 Free plan Free plan✓ 0 of 3 features Visit Zabbix
Pandora FMS #17 in Server Monitoring 7.8/10 Free plan · 30-day trial Free planFree trial✓ 0 of 3 features Visit Pandora FMS

Zabbix leads on 0 checks, Pandora FMS on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreZabbix · 9.3/10
  • Free planboth
  • Free trialonly Pandora FMS

Zabbix scores higher on our rubric for server monitoring: 9.3 against 7.8 out of 10; our editors rank them #2 and #17.

Zabbix is the better fit for broad, mature infrastructure monitoring. Pandora FMS is the better fit for feature-rich open-source monitoring.

  • Zabbix fits best

    Broad, mature infrastructure monitoring

  • Pandora FMS fits best

    Feature-rich open-source monitoring

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 Zabbix 9.3/10 Visit ↗ Pandora FMS 7.8/10 Visit ↗
At a glance
Editor score 9.3 7.8
Ranking #2 in Server Monitoring #17 in Server Monitoring
Best for Broad, mature infrastructure monitoring Feature-rich open-source monitoring
Pricing model Free plan + paid Free plan + paid
Starting price €245/mo €0.51/user/mo
Free plan ✓ ✓
Free trial — 30 days
Deployment Cloud, Self-hosted Cloud, Desktop, Mobile, Self-hosted
Platforms Web, Linux, Windows, macOS Web, Linux, Windows, macOS, Android
Integrations 12 integrations 10 integrations
Features Zabbix 0/3 · Pandora FMS 0/3
Server auto-discovery Not checked yet Not checked yet
Process monitoring Not checked yet Not checked yet
Container monitoring Not checked yet Not checked yet
Specs
Included hosts Not checked yet Not checked yet
Metric retention Not checked yet Not checked yet
Monitoring method Not checked yet Not checked yet
Supported operating systems Not checked yet Not checked yet
Our review
Pros
  • Free open-source self-hosted edition with no license fee
  • Monitors servers, VMs, services, logs, networks, and containers
  • Extensive cloud, virtualization, container, and ITSM integrations
  • Monitors hardware, networks, applications, databases, clouds, logs, and inventory
  • Supports agent-based and agentless checks across multiple operating systems
  • Includes alert correlation, automation, distributed monitoring, and high availability
Cons
  • Self-hosted deployment requires your own infrastructure and administration
  • Cloud Nano is limited to 50 new values per second
  • Silver subscription is billed annually at €245 per month
  • The Free plan is limited to 50 agents
  • Paid editions begin at larger deployment thresholds
  • Plan-level sensor-history retention is not specified
Our verdict

Zabbix is an open-source infrastructure monitoring and observability platform for IT teams, enterprises, and service providers. It covers servers, networks, applications, databases, virtual machines, containers, cloud services, and system…

Read the review →

Pandora FMS is an open-source infrastructure monitoring platform for IT teams, enterprises, and managed service providers. It covers servers, network equipment, applications, databases, cloud environments, logs, and hardware metrics…

Read the review →
  1. ZabbixServer Monitoring 9.3Free plan
  2. Pandora FMSServer Monitoring 7.8Free plan · 30-day trial

Strengths and trade-offs

  • Zabbix — where it wins

    • Free open-source self-hosted edition with no license fee
    • Monitors servers, VMs, services, logs, networks, and containers
    • Extensive cloud, virtualization, container, and ITSM integrations

    Where it doesn't

    • Self-hosted deployment requires your own infrastructure and administration
    • Cloud Nano is limited to 50 new values per second
    • Silver subscription is billed annually at €245 per month
  • Pandora FMS — where it wins

    • Monitors hardware, networks, applications, databases, clouds, logs, and inventory
    • Supports agent-based and agentless checks across multiple operating systems
    • Includes alert correlation, automation, distributed monitoring, and high availability

    Where it doesn't

    • The Free plan is limited to 50 agents
    • Paid editions begin at larger deployment thresholds
    • Plan-level sensor-history retention is not specified
  • Zabbix9.3/10 · Free plan

    A broad monitoring platform with a free self-hosted edition and managed cloud options.

    Visit ZabbixFull verdict →
  • Pandora FMS7.8/10 · Free plan · 30-day trial

    A broad, open-source monitoring platform with a free edition and multiple deployment models.

    Visit Pandora FMSFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update