Nagios XI vs Zabbix vs Grafana vs PRTG Network Monitor in September 2026

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93% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more

Nagios XI

Network Monitoring Software

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84% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more

Zabbix

Network Monitoring Software

4.2 482 user ratings

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95% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more

Grafana

Dashboard Software

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98% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more

PRTG Network Monitor

Network Monitoring Software

4.4 1,036 user ratings

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Overview

Description	Nagios XI is claimed to be the most trusted open source network monitoring software available in the market.The software truly comes equipped with a myriad of network monitoring features that include resource management, server monitoring, SLA monitoring, uptime monitoring, internet usage monitoring, bandwidth monitoring IP address monitoring and offers web traffic reporting etc.It also offers baseline manager, real time analytics and diagnostic tools.You can smartly and easily monitor all your network equipment such as routers, switches, servers etc.Tracking traffic on the network at anytime also becomes easier.It comes with an intuitive interface and is customizable too. Read more	Zabbix is a network monitoring software that allows real-time network performance monitoring and management.You can monitor internet usage, bandwidth, IP address, uptime, server etc.The software comes designed with real time analytics, diagnostic tools and web traffic reporting.It helps in resource management as well.The platform is highly scalable. Zabbix Monitoring Solution notifies you if the power supply is critical, device temperature is excessively high/low, low free disk space etc.The tool is optimized for better performance and allows 3rd party software integration. It further includes features like security authentication, templating, autodiscovery etc. Read more	Grafana is software that assists companies to monitor everything from Prometheus & Graphite metrics, logs, applications, beehives, power plants, sourdough starters, and custom data sources. It makes metric visualization tools that are more accessible and easy to use across the entire company. Grafana cloud plan collects, analyzes, and alerts users on Graphite and Prometheus metrics and Loki logs on highly available, high-performance, and fully managed Grafana Cloud platforms. Users can get visibility into all data sources and metrics across their teams without jumping through multiple tabs and tools. The platform enables users to get massive query performance and high efficiency for their Prometheus metrics at any scale. Users can also access Grafana Enterprise, which includes access to enterprise plugins that take users' existing data sources and allow them to drop them right into Grafana. This will enable users to get the best out of their complicated and expensive monitoring solutions and databases by visualizing all the data more easily and effectively. Read more	PRTG Network Monitor is a comprehensive network monitoring software that helps organisations keep their systems, devices, traffic and applications free from any troubles. The software provides powerful and easy-to-use solutions to businesses of all sizes. In an organisation’s network, it focuses on the bandwidth, database, running applications, cloud storage, server, LAN and Simple Network Management Protocol, ensuring seamless operations. PRTG Network Monitor integrates with pre-existing components of users’ network and analyses live status information to provide the best solutions. The software is customisable and its functionalities can be extended for using HTTP API and custom sensors. PRTG Network Monitor is an AI-based platform that automatically solves cluster failover solutions avoiding any delay. The software can monitor several networks in different locations and within the organisation with PRTG Remote Probes. It provides in-depth reports based on live and historical data monitoring, enabling users to take the right action at the right time. Read more
Pricing Options	Free Trial Available Offers Free-forever and Custom plan.	Free Trial Not Available Offers Free-forever plan.	Free Trial Not Available Starts at $19.00. Offers Free-forever and Custom plan.	Free Trial Available Starts at $1750.0. Offers Custom plan.
SW Score & Breakdown	93% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more Features The Feature Score % is calculated using the weighted average method, where core features hold more weight in the final calculation. Read more 100% Reviews 60% Momentum 65% Popularity 66%	84% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more Features The Feature Score % is calculated using the weighted average method, where core features hold more weight in the final calculation. Read more 93% Reviews 60% Momentum 60% Popularity 60%	95% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more Features The Feature Score % is calculated using the weighted average method, where core features hold more weight in the final calculation. Read more 94% Reviews 60% Momentum 73% Popularity 70%	98% SW Score The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Read more Features The Feature Score % is calculated using the weighted average method, where core features hold more weight in the final calculation. Read more 100% Reviews 77% Momentum 62% Popularity 69%
SaaSworthy Awards	Not Available	Not Available	# 5 Fastest Growing # 2 Most Popular	Not Available

Technical Details

Organization Types Supported	Large Enterprises Medium Business Small Business	Large Enterprises Medium Business Small Business	Large Enterprises Medium Business Small Business	Large Enterprises Medium Business Small Business
Platforms Supported	SaaS/Web/Cloud Mobile - Android Mobile - iOS Installed - Windows Installed - Mac	SaaS/Web/Cloud Mobile - Android Mobile - iOS Installed - Windows Installed - Mac	SaaS/Web/Cloud Mobile - Android Mobile - iOS Installed - Windows Installed - Mac	SaaS/Web/Cloud Mobile - Android Mobile - iOS Installed - Windows Installed - Mac
Modes of Support	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online
API Support	Available	Available	Available	Available

Reviews & Ratings

User Rating	Not Available	4.2/5 482 user ratings	Not Available	4.4/5 1,036 user ratings
Rating Distribution	Not Available	Excellent 36.5% Very Good 51.7% Average 8.3% Poor 3.3% Terrible 0.2%	Not Available	Excellent 75.7% Very Good 7.6% Average 3.9% Poor 2.4% Terrible 10.4%
User Sentiments	Not Available	Customizable Monitoring, Comprehensive Monitoring Capabilities, Open Source, Real-Time Alerting Steep Learning Curve, Outdated User Interface, Complicated Setup Process, Limited Reporting Functionality	Easy to Use Interface, Extensive Customization Options, Powerful Visualization Capabilities, Wide Range of Data Source Integrations Steep Learning Curve, Slow Loading Times, Limited Alerting Functionality, Complex Querying Language	Ease of Use, Comprehensive Monitoring Capabilities, Extensive Customizability, Effective Alerting System Limited Linux Support, Occasional Performance Issues, Steep Learning Curve, Sensor-Based Pricing Model
Review Summary	Not Available	Overall, users find the software easy to use, praising its intuitive interface, user-friendly dashboards, and customizable features. It is lauded for its comprehensive monitoring capabilities, including network monitoring, server monitoring, and application monitoring, with users appreciating its ability to detect and alert on issues promptly. However, some users have reported occasional bugs and performance issues, and a few have expressed concerns about the complexity of the software and the need for specialized skills for full utilization.	Grafana is widely praised for its powerful visualization capabilities, allowing users to create custom dashboards that provide insightful views of data from a variety of sources. Users appreciate its flexibility, extensive plugin library, and ease of integration with various monitoring tools. However, some users find the initial setup and configuration process complex, and point to limitations in its alerting capabilities. Despite these drawbacks, Grafana remains a popular choice for monitoring and analysis, particularly for those seeking a customizable open-source solution.	PRTG Network Monitor garners praise for its comprehensive monitoring capabilities, customizable alerts, and user-friendly interface. Reviewers appreciate its ability to monitor various aspects of IT infrastructure, including network performance, server uptime, and application availability. They also highlight the customizable dashboards and reporting features that enable tailored monitoring and analysis. However, some users mention occasional performance issues and a learning curve associated with setting up complex monitoring scenarios. Overall, PRTG Network Monitor is well-received for its robust monitoring features and customization options, making it a reliable choice for IT professionals seeking a comprehensive monitoring solution.
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Pricing

Pricing Options	Free Trial Available Offers Free-forever and Custom plan.	Free Trial Not Available Offers Free-forever plan.	Free Trial Not Available Starts at $19.00. Offers Free-forever and Custom plan.	Free Trial Available Starts at $1750.0. Offers Custom plan.
Pricing Plans Monthly Plans Annual Plans	Free Free Standard Others Enterprise Others Sitewide Custom	Zabbix Free	Free Forever Free Pro $19.00 $19.00 per month Advanced $299.00 $299.00 per month Enterprise Custom	PRTG 500 $1,750.00 $1,750.00 PRTG 1000 $3,200.00 $3,200.00 PRTG 2500 $6,500.00 $6,500.00 PRTG 5000 $11,500.00 $11,500.00 PRTG XL1 $15,500.00 $15,500.00 PRTG Enterprise Custom
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