Compare Nagios XI and Paessler PRTG 
At a Glance
Market Segments
Mid-Market (66.7% of reviews)
Mid-Market (49.7% of reviews)
Entry-Level Pricing
No pricing available
Free Trial 10000 Sensors Per Year
Nagios XI
Star Rating
(58)4.5 out of 5
Market Segments
Mid-Market (66.7% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Learn more about Nagios XIPaessler PRTG
Star Rating
(205)4.7 out of 5
Market Segments
Mid-Market (49.7% of reviews)
Pros & Cons
Entry-Level Pricing
Free Trial 10000 Sensors Per Year
Browse all 7 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Paessler PRTG excels in user experience, particularly with its user-friendly setup process. Users appreciate the intuitive onboarding wizard, which simplifies the initial configuration, making it easy to get started with monitoring tasks.
- Users say that Nagios XI offers great flexibility in monitoring various infrastructure components, with compatibility across a wide range of endpoints and protocols. This adaptability is highlighted as a significant advantage for organizations with diverse monitoring needs.
- According to verified reviews, Paessler PRTG stands out for its customizable alerting features. Users have noted that the instant alerts on failing servers help streamline their monitoring processes, reducing the chances of escalation and improving overall server health management.
- Reviewers mention that while Nagios XI is straightforward to implement, it faces challenges in setup compared to PRTG. Users have pointed out that the setup process can be less intuitive, which may require additional time and effort to configure effectively.
- G2 reviewers highlight that Paessler PRTG provides a comprehensive dashboard for monitoring server health, allowing users to view all critical metrics in one place. This feature has been praised for simplifying monitoring tasks and automating previously manual processes.
- Users report that both products offer strong support, but Nagios XI has a slight edge in quality of support ratings. Reviewers appreciate the detailed reporting and customization options available in Nagios, which enhance its usability for proactive monitoring.
Pricing
Entry-Level Pricing
Nagios XI
No pricing availablePaessler PRTG
Free Trial
Free Trial
10000 Sensors Per Year
30 Day Full Access Free Trial
100% Free. No Credit Card Required
Free Version After the Trial
- Free Full Features for 30 days
Free Trial
Nagios XI
Free Trial is available
Paessler PRTG
Free Trial is available
Ratings
Meets Requirements
9.4
47
9.4
179
Ease of Use
8.9
46
9.1
179
Ease of Setup
7.0
14
9.0
161
Ease of Admin
7.5
10
8.9
128
Quality of Support
8.8
46
8.9
165
Has the product been a good partner in doing business?
8.2
10
8.8
120
Product Direction (% positive)
9.2
46
9.1
170
Features by Category
Functionality
Not enough data
9.5
29
Not enough data
9.6
30
Not enough data
8.9
29
Not enough data
8.8
29
Not enough data
8.6
29
Not enough data
8.7
29
Agentic AI - Database Monitoring
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Functionality
9.5
37
9.4
80
9.1
37
9.2
78
8.8
36
7.8
72
9.1
37
9.1
70
Monitoring - Network Monitoring
Not enough data
8.6
38
Not enough data
8.5
44
Not enough data
9.0
41
Management
9.1
37
8.9
68
8.8
37
8.8
72
9.1
37
8.0
67
Analytics - Network Monitoring
Not enough data
7.7
38
Not enough data
7.5
39
Security - Network Monitoring
Not enough data
8.2
38
Not enough data
7.6
37
Not enough data
7.1
38
Network Performance - Network Monitoring
Not enough data
7.5
38
Not enough data
7.2
39
AI Automation - Network Monitoring
Not enough data
5.7
37
Not enough data
5.5
37
Not enough data
5.8
37
Agentic AI - Network Monitoring
Not enough data
7.8
9
Not enough data
8.3
9
Not enough data
8.0
9
Not enough data
7.8
9
Not enough data
7.4
9
Not enough data
8.3
9
Not enough data
8.8
8
Monitoring
Not enough data
8.8
27
Not enough data
8.0
25
Not enough data
7.8
24
Not enough data
9.0
26
Not enough data
Not enough data
Administration
Not enough data
8.6
27
Not enough data
7.5
24
Not enough data
6.9
25
Not enough data
Not enough data
Analysis
Not enough data
8.4
27
Not enough data
8.6
26
Not enough data
7.1
24
Agentic AI - Cloud Infrastructure Monitoring
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
AI Automation - Cloud Infrastructure Monitoring
Not enough data
Not enough data
Not enough data
Not enough data
Visibility
Not enough data
8.8
56
Not enough data
9.2
56
Not enough data
8.7
53
Monitoring and Management
Not enough data
8.5
53
Not enough data
8.0
50
Not enough data
8.2
50
Not enough data
9.2
56
Agentic AI - Hardware Monitoring
Not enough data
7.3
5
Not enough data
Not enough data
Not enough data
7.3
5
Not enough data
7.3
5
Visibility
8.5
18
9.1
57
9.0
18
9.3
58
8.5
18
8.9
55
Monitoring and Management
8.9
18
8.9
54
Feature Not Available
8.0
51
8.8
18
8.5
53
8.6
18
9.4
58
8.9
9
9.2
51
9.0
8
8.6
48
Cloud environment support
7.6
9
8.3
41
8.1
9
8.3
43
Agentic AI - Server Monitoring
Not enough data
8.6
6
Not enough data
8.6
6
Not enough data
8.3
6
Not enough data
8.6
6
Not enough data
8.3
6
Not enough data
8.3
6
Not enough data
8.6
6
Functionality
9.4
14
9.5
74
9.0
14
9.0
61
9.2
14
8.8
55
Feature Not Available
7.1
47
Management
9.4
15
9.1
67
8.9
14
9.2
70
9.2
14
9.0
52
9.2
14
9.3
74
Agentic AI - Enterprise Monitoring
Not enough data
9.1
19
Not enough data
9.2
18
Not enough data
9.2
19
Not enough data
9.3
19
Not enough data
9.3
19
Not enough data
9.3
20
Not enough data
9.1
19
Monitoring
Not enough data
9.2
19
Not enough data
8.8
19
Not enough data
9.3
19
Feature Not Available
6.8
19
Not enough data
9.3
20
Response
Not enough data
9.3
20
Not enough data
9.0
20
Feature Not Available
8.5
19
Agentic AI - Application Performance Monitoring (APM)
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Performance
Feature Not Available
8.7
21
Feature Not Available
8.3
21
Functionality
9.0
5
8.6
21
Feature Not Available
8.9
21
Feature Not Available
8.4
21
8.0
5
8.3
22
Telemetry Collection & Ingestion - Observability
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Observability Software
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Visualization & Dashboards - Observability
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Correlation & Root Cause Analysis - Observability
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Scalability & Ecosystem Integration - Observability
Not enough data
Not enough data
Not enough data
Not enough data
AI Features - Observability
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Nagios XI and Paessler PRTG are categorized as Enterprise Monitoring, Application Performance Monitoring (APM), Server Monitoring, and Network Monitoring
Unique Categories
Nagios XI has no unique categories
Paessler PRTG is categorized as Hardware Monitoring, Database Monitoring, Cloud Infrastructure Monitoring, and Observability Software
Reviews
Reviewers' Company Size
Nagios XI
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Paessler PRTG
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Information Technology and Services
47.1%
Internet
13.7%
Computer & Network Security
7.8%
Telecommunications
3.9%
Insurance
3.9%
Other
23.5%
Information Technology and Services
32.5%
Telecommunications
7.3%
Computer & Network Security
4.2%
Computer Software
3.1%
Hospital & Health Care
2.6%
Other
50.3%
Discussions
What is Nagios XI used for?
1 Comment
S
We are managing the Monitoring of Linux OS, and Windows OS, Various Network Devices, Websites and other Services Read more
Nagios XI has no more discussions with answers
What are the benefits and drawbacks of using PRTG Network Monitor for your IT infrastructure, and what improvements would you suggest?
1 Comment
MA
Flexible Licensing:
The licensing model is based on the number of sensors, allowing organizations to choose a plan that fits their specific needs and budget.Read more
Has anyone else found the learning curve for custom sensors and reports slows real projects?
1 Comment
AB
<p><span style="color: rgb(0, 0, 0);">Have you tried starting with the built-in sensor templates and REST/custom sensor docs before building from scratch...Read more
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