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Nagios XI vs PRTG Enterprise Monitor comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 10, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Nagios XI
Ranking in Network Monitoring Software
15th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
58
Ranking in other categories
Server Monitoring (8th), IT Infrastructure Monitoring (15th), Cloud Monitoring Software (16th)
PRTG Enterprise Monitor
Ranking in Network Monitoring Software
35th
Average Rating
7.2
Reviews Sentiment
7.4
Number of Reviews
9
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of April 2025, in the Network Monitoring Software category, the mindshare of Nagios XI is 3.3%, down from 4.2% compared to the previous year. The mindshare of PRTG Enterprise Monitor is 0.4%, up from 0.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Network Monitoring Software
 

Featured Reviews

Amir  Said - PeerSpot reviewer
Effective alerting enhances network monitoring experience with an easy setup
We love Nagios XI due to the fact that JPS Web is very useful. JPS monitors the modem and performs switching, monitoring the computer, and performing switching. We implement some applications and traffic monitoring. The alerting system is very effective. For instance, if we have an alarm on some RAM storage if the traffic is cut or dropped.
Moshiur-Rahman Khan - PeerSpot reviewer
Offers perfect real-time bandwidth monitoring and SNMP functionality
The licensing policy needs to change. The current model requires customers to purchase a minimum of two thousand licenses, which is not flexible for all customers. They should consider a more flexible licensing approach. Furthermore, alignment with customer expectations rather than offering numerous features that are not requested would be beneficial.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"The features I've found the most useful are the plug-ins, the fact that you can connect almost everything to it. That's very useful."
"We love Nagios XI due to the fact that JPS Web is very useful."
"The technical support is good."
"Nagios XI is stable."
"The most valuable feature is its support for different types of devices, where it can use all of the equipment that you need."
"The Script Module in Nagios is really easy to use and is really cost efficient."
"Since this is an open source technology, if we are capable of writing the plugins in any scripting language, this product allows us to monitor anything we want."
"The most valuable feature is the dashboard, where I can have a single screen that provides a summary for hundreds of servers."
"It can identify downtimes and disruptions."
"I would recommend PRTG Enterprise Monitor to others as it works well with Android devices, and you can try the free version before purchasing."
"The solution's ability to monitor each and every aspect of our devices, such as memory utilization and port connectivity, is valuable."
"The solution offers perfect real-time bandwidth monitoring and SNMP functionality."
"The product's most valuable feature is network analysis."
"From a technical perspective, the product's most valuable feature is SNMP, an open standard monitoring protocol that works across various network devices and operating systems, including UNIX and Windows."
"PRTG is good and very easy to use."
"It provides a vast array of options for dashboard creation and monitoring of the activities within the environment."
 

Cons

"The technical support is variable - sometimes I get answers, but most of my tickets go unanswered."
"I would like to see more customization in the network map because it is a bit tricky to use it."
"We'd like to see more integration capabilities."
"Nagios XI can improve its GUI for users with a new look."
"The pricing has recently risen. I know they've changed what is covered under the license, however, it doesn't change the way we use it and adds nothing to our experience, and yet we now have to pay more."
"I would like to see support for notification via SMS."
"It can be quite difficult to know which drivers and agents to use when setting up."
"We often need to develop custom plugins to get Nagios to work the way we want it to work because the features we need are not always available in Nagios."
"There could be more security features included in PRTG Enterprise Monitor."
"There is no unified monitoring in PRTG. It needs a lot of improvement in terms of integration."
"In my opinion, one area that could be improved in PRTG Enterprise Monitor is the capability to send SMS notifications. Notifications are crucial for alerting us to areas that require attention."
"They should work on minimizing false positives by sending alerts promptly and confirming errors with minimal troubleshooting requirements."
"The licensing policy needs to change. The current model requires customers to purchase a minimum of two thousand licenses, which is not flexible for all customers."
"The support must be improved."
"The solution could be improved by introducing security features similar to those available in Teams, as the current version only monitors devices and does not integrate IoT or OT devices."
"The licensing policy needs to change."
 

Pricing and Cost Advice

"Nagios Core does not have any payment, but Nagios XI requires payment for the license."
"For our country in North Africa, it's expensive and we could purchase another solution for that price. But it's a reasonable price if we're speaking in international terms."
"We are using the free version of this solution."
"Nagios XI is open source."
"As it is not an agentless tool, I think it is expensive."
"The pricing is really cost efficient. The licensing is perpetual and can be renewed very easily."
"This solution is very expensive, at approximately $5,000 USD when I purchased it, which is why I haven't upgraded my version in several years."
"The pricing is high with separate licensing for the product and support."
"The pricing is $2,149 for software without maintenance, and licenses are sold in the minimum bundle of 500 interfaces."
"The solution is affordable."
"PRTG Enterprise Monitor's pricing is reasonable."
"PRTG Enterprise Monitor is an expensive product."
"I rate the product's pricing an eight to seven out of ten."
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Comparison Review

it_user174738 - PeerSpot reviewer
May 31, 2015
Nagios vs. Zabbix vs. PRTG vs. Spiceworks vs. Solarwinds Network Performance Monitor
I have researched a quite a few network monitoring tools which can be used for various monitoring purposes of not only the servers, but the intermediate routers as well. There are majorly three types of these softwares. Ones which are completely open-source, you can do almost anything you want…
 

Top Industries

By visitors reading reviews
Educational Organization
54%
Computer Software Company
7%
Financial Services Firm
6%
Manufacturing Company
4%
Computer Software Company
14%
University
14%
Educational Organization
8%
Hospitality Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Nagios XI?
It is an open-source platform with valuable features for performance and stability.
What is your experience regarding pricing and costs for Nagios XI?
The pricing for the Nagios XI product is good and better than other solutions. I would give it a four or five.
What needs improvement with Nagios XI?
The user interface needs improvement. Many tools have poor user interfaces, making them hard to manage and navigate.
What do you like most about PRTG Enterprise Monitor?
If an event is detected, such as a resource running low on storage or RAM, the product will notify you via email. Upon receiving the notification, action must be taken to address and resolve the is...
What is your experience regarding pricing and costs for PRTG Enterprise Monitor?
I have no idea about the pricing as I am not the sales person. The sales team coordinates these matters.
What needs improvement with PRTG Enterprise Monitor?
The solution could be improved by introducing security features similar to those available in Teams, as the current version only monitors devices and does not integrate IoT or OT devices.
 

Overview

 

Sample Customers

Nagios has over one million users globally, including AOL, DHL, McAfee, MCI, MTV, Yahoo!, Universal, Toshiba, Sony, Siemens, and JPMorgan Chase.
Information Not Available
Find out what your peers are saying about Nagios XI vs. PRTG Enterprise Monitor and other solutions. Updated: April 2025.
849,210 professionals have used our research since 2012.