Side by side

Paessler PRTG Network Monitor vs Sensu Go

Both stand on container monitoring. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Paessler PRTG Network Monitor

Free plan AndroidAPIiPhone+5

PRTG combines on-premises infrastructure monitoring with alerts, reports, dashboards, and an API. Check sensor needs and the single-license-per-server limit when choosing a plan.

Visit Paessler PRTG Network Monitor

Sensu Go combines event processing, infrastructure discovery, alerting, and remediation in a self-hosted monitoring product. The free tier covers up to 100 nodes; paid plans start at $3 per node per month with annual billing.

Visit Sensu Go

The facts

	Paessler PRTG Network Monitor	Sensu Go
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Android, API, iPhone, Linux, Mac, Self-hosted, Web, Windows	API, Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	PRTG 500: $200 a year	Sensu Go Pro: $36 a year
Plans published	6	3
Maker	Not published	Not published
Website	paessler.com	sensu.io
On container monitoring	#23 of 44	#26 of 44

Paessler PRTG Network Monitor: what it does well

More than 250 preconfigured sensors
Customizable alerts and scheduled reports
API for monitoring data and custom features
Free iOS and Android monitoring apps

What to know first

Mobile apps do not support cluster setups
License sizes cannot be combined on one server
Paid plans start at $200/mo billed annually

Sensu Go: what it does well

Free plan covers up to 100 nodes.
Agents discover VMs, cloud instances, and containers.
Alerts support email, Slack, and SMS.
Includes remediation actions such as service restarts.
Offers LDAP, Active Directory, and OIDC SSO.

What to know first

Free plan is limited to 100 nodes.
Pro requires a 100-node minimum.
Backend is unsupported on Windows and macOS.
Paid pricing is billed annually per node.

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