Best Network Monitoring Software · 2026

Domotz logoDomotz vs Nagios XI logoNagios XI

Domotz vs Nagios XI: on our data-weighted scoring, Nagios XI edges ahead (8.0 vs 7.8/10). Domotz starts at $35/site/mo and is best for msps wanting affordable per-site network monitoring; Nagios XI starts at $2595/one-time (100 nodes, Standard) and is best for teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core. Choose Nagios XI for the stronger overall track record; consider Domotz if its pricing model or fit matches your environment better. Side-by-side table below.

Our pick

Domotz

8.1/10
MSP Compared score
Starting price
$35/site/mo
Reviews
4.6/5 (~120 G2 reviews)
Free trial
14 days
Deployment
Cloud + agent
Best for
MSPs wanting affordable per-site network monitoring
Visit Domotz →

Nagios XI

7.9/10
MSP Compared score
Starting price
$2595/one-time (100 nodes, Standard)
Reviews
4.5/5 (~55 G2 reviews)
Free trial
Free tier + 30 days
Deployment
On-prem
Best for
Teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core
Visit Nagios XI →

Affiliate links — vendors may pay us a commission. It never affects our data-driven ranking.

Strengths at a glance

Six criteria, each scored 0–10 on the same scale from real review data, public pricing and feature coverage. See our methodology →

EditorialUser reviewsAdoptionAffordabilityFeature breadthEase of trial
DomotzNagios XI
CriterionDomotzNagios XI
Editorial 7.8 8.0
User reviews 9.2 9.0
Adoption 5.5 4.6
Affordability 2.5 9.5
Feature breadth 5.0 6.0
Ease of trial 6.0 10.0

Domotz vs Nagios XI: head-to-head

Domotz vs Nagios XI — specs and pricing
DomotzNagios XI
Starting price $35/site/mo $2595/one-time (100 nodes, Standard)
Pricing model per site per device
Free trial / tier 14 days Free tier + 30 days
Best for MSPs wanting affordable per-site network monitoring Teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core
Deployment Cloud + agent On-prem
G2 rating 4.6/5 (120) 4.5/5 (55)
Capterra rating
Our score 7.8 8.0

Choose Domotz if…

You need msps wanting affordable per-site network monitoring.

Pros

  • Flat per-site pricing
  • Unlimited devices
  • Easy setup

Cons

  • Per-site model
  • Less topology depth than Auvik
  • Reporting basic

Domotz pricing · review

Choose Nagios XI if…

You need teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core.

Pros

  • Free
  • capable open-source core
  • Perpetual (no recurring) license
  • On-prem data control + extensibility

Cons

  • Dated interface vs SaaS rivals
  • Heavier manual configuration
  • Support requires paid maintenance

Nagios XI pricing · review

In depth

Pricing: Nagios XI vs Domotz

Nagios XI bills on a per device model from $2595/one-time (100 nodes, Standard) (free tier available), while Domotz uses a per site model from $35/site/mo (14 days trial). Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.

Features & deployment

Nagios XI ships 6 headline capabilities (SNMP + network device monitoring, Perpetual on-prem licensing, Event-driven remediation, Free open-source core (Nagios Core)) and deploys On-prem. Domotz ships 5 (Network discovery + monitoring, Unlimited devices per site, Remote access, SNMP), deploying Cloud + agent.

Ratings & verdict

Nagios XI holds 4.5/5 (~55 G2 reviews); Domotz holds 4.6/5 (~120 G2 reviews). On our data-weighted score, Nagios XI edges ahead (8.0 vs 7.8/10). Pick Domotz instead when msps wanting affordable per-site network monitoring. See Nagios XI alternatives or Domotz alternatives.

Frequently asked questions

Domotz vs Nagios XI: which is better?
Domotz vs Nagios XI: on our data-weighted scoring, Nagios XI edges ahead (8.0 vs 7.8/10). Domotz starts at $35/site/mo and is best for msps wanting affordable per-site network monitoring; Nagios XI starts at $2595/one-time (100 nodes, Standard) and is best for teams wanting on-prem, perpetually-licensed infrastructure monitoring with a free open-source core.
Is Domotz cheaper than Nagios XI?
Domotz starts at $35/site/mo and Nagios XI starts at $2595/one-time (100 nodes, Standard) (see the pricing rows for models and limits).
Data as of June 16, 2026. Sources: domotz.com, nagios.com. Figures are pulled from public vendor and security data and refreshed automatically.