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Graylog Enterprise vs LogRhythm SIEM comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Mar 15, 2026

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

Graylog Enterprise
Ranking in Log Management
8th
Average Rating
8.0
Reviews Sentiment
5.6
Number of Reviews
26
Ranking in other categories
No ranking in other categories
LogRhythm SIEM
Ranking in Log Management
14th
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
176
Ranking in other categories
Security Information and Event Management (SIEM) (11th)
 

Mindshare comparison

As of June 2026, in the Log Management category, the mindshare of Graylog Enterprise is 2.8%, down from 6.6% compared to the previous year. The mindshare of LogRhythm SIEM is 2.8%, up from 2.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
Graylog Enterprise2.8%
LogRhythm SIEM2.8%
Other94.4%
Log Management
 

Featured Reviews

NC
Security Officer at JSC "Moldtelecom" S.A.
Log analysis has become clearer and faster but visualization and extensibility still need work
The problem was with the complexity and the cost to add extensions. We found this very expensive to buy another version with additional features. I think that Graylog Enterprise does not have customizable dashboards. I did not see them in Graylog Enterprise because most of the time we used the open source free version, which is limited. I think Graylog Enterprise should improve some things that they have in the paid version and perhaps provide users with a menu that gives examples of parsing logs and draws graphics so that people do not need to improve another system such as Grafana. This would be interesting. When it comes to functionalities, I found the log management in Graylog Enterprise acceptable. It is very simple to use and to collect logs. It has support for different protocols and different ports, and the sidecar is easy to use. However, in visualization, I think it needs to be much better.
SumitKumar20 - PeerSpot reviewer
Security Engineer at Granicus Inc.
Tool consistently aids in effective threat detection and monitoring but could benefit from improved log source management and resource optimization
One major area for improvement in LogRhythm SIEM is the lack of volume measurement capability in terms of storage. There is currently no way to determine how much data is being consumed in terms of gigabytes, terabytes, or petabytes from particular devices or environments. This information is crucial for planning future storage needs and scalability. The system monitor (collector) agent has issues with resource consumption. Even when not actively collecting data, the agent continues to consume significant CPU and memory resources, which can be particularly problematic for small business environments with limited resources. LogRhythm SIEM could improve by adding more default device support. While they have good default settings for devices such as Palo Alto firewalls, custom log sources often require extensive work. Increasing the number of supported devices with built-in policies and functionality would reduce the need for custom work. Competitive SIEM tools often provide more comprehensive coverage for various devices and vendors.

Quotes from Members

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

Pros

"I am very proud of how very stable the solution is."
"Open source and user friendly."
"We run a containerized microservices environment, and being able to set up streams and search for errors and anomalies across hundreds of containers is why a log aggregation platform like Graylog is valuable to us."
"With Graylog Enterprise, monitoring improved by up to 80 percent because of having all the logs centralized."
"The Graylog features that have proven to be most beneficial for our data analysis in particular are that we tend to use it as a big data store, so we have the correlation rules that, if something matches under certain conditions, it raises an alarm."
"Graylog Enterprise positively impacts the organization by helping the team and analysts investigate incidents faster since logs from servers, endpoints, cloud, and firewalls are available in one place."
"I would consider myself Graylog2's number one fan or at least a big advocate of the utility of this product."
"Allowing us to set up alerts and integrate with platforms we already use, such as Slack and OpsGenie to alert users of these errors proactively, is also a very useful feature."
"Having a unified end-to-end platform is really important to me, because I am the only security professional at the college."
"As a healthcare company, what we use it for is compliance, then to protect our data from exaltation."
"It's just amazing, that you can get the information, especially the AIE information, where it correlates different logs together."
"Our impression is the solution will be excellent toward meeting our existing security challenges."
"I find LogRhythm's log management capabilities to be beneficial."
"Quicker ability to troubleshoot the problem, find the problem, get it fixed, and get the customers back up and using our system."
"In general, the visibility of events and advanced analysis of events are good."
"Alarms are the most valuable feature. We also like the dashboard and how things are at your fingertips. The fact that we can now edit the report templates is going to be a great thing."
 

Cons

"There are many other applications in the market that influenced my rating reduction."
"I would rate them as a two out of 10. You are on your own without an enterprise license."
"The problem was with the complexity and the cost to add extensions."
"The documentation for Graylog Enterprise can be improved, as this has been a pain point."
"The alerting system could be more flexible."
"More complex visualizations and the ability to execute custom Elasticsearch queries would be great."
"The area in Graylog that needs to be improved or enhanced would be the integrations."
"Graylog could improve the process of creating rules. We have to create them manually by doing parses and applying them. Other SIEM solutions have basic rules and you can create and get more events of interest."
"I would like the log management database to perform more efficiently."
"The software needs to work on its pricing."
"We have to use tech support pretty regularly and it is sometimes not very good."
"We run across the odd vendor which we are using that we think are large players in their environment, but there is not necessarily a native support for their log ingestion per se, where it requires customization in order to be able to parse and accept their logs."
"The solution is likely not the best option for a smaller organization."
"Scalability-wise, it's not that great."
"Their ticketing system for managing cases can be improved. They can either do that or adopt some of the open-source ticket systems into theirs. The current system works and gets the job done, but it is very bare-bones and basic. There are some things that could be improved there. They should also bring in more threat intelligence into the product and also probably start to look into the integration of more cloud or SAS products for ingesting logs. They're doing the work, but with the explosion of COVID, a lot of businesses have started to move towards more cloud applications or SAS applications. There is a whole diverse suite of SAS products out there, which is a challenge for them and I get it. They seem to be focusing on the big ones, but it'll be nice to be able to, for example, pull in Microsoft logs from Office 365. They are working towards a better way of doing that, and they have a product in the pipeline to pull logs in from other SAS applications. The biggest thing for them is going to be moving away from a Windows Server infrastructure into a straight-up Linux, which is more stable in my eyes. For the backend, they can maybe move into more of an up-to-date Elastic search engine and use less of Microsoft products."
"Scalability is not great, at the moment."
 

Pricing and Cost Advice

"Graylog is a free open-source solution. The free version has a capacity limitation of 2 GB daily, if you want to go above this you have to purchase a license."
"I use the free version of Graylog."
"Having paid official support is wise for projects."
"It's open source and free. They have a paid version, but we never looked into that because we never needed the features of the paid version."
"I am using a community edition. I have not looked at the enterprise offering from Graylog."
"Consider Enterprise support if you have atypical needs or setup requirements.​"
"If you want something that works and do not have the money for Splunk or QRadar, take Graylog.​​"
"​You get a lot out-of-the-box with the non-enterprise version, so give it a try first."
"It is a very cost-effective solution."
"I give the price a six out of ten."
"I would rate the tool's pricing around eight out of ten."
"The setup and licensing for small and medium size businesses is straightforward, though when it comes to the enterprise it pays to keep in mind the possibility for complications given all the extras and add-ons that may be required."
"NextGen SIEM's pricing is moderate."
"We work with French-speaking African countries, and it costs more than the average SIEM solution. Also, the pricing isn't too flexible. AlienVault, Splunk, and IBM QRadar are more suitable for customers on a tight budget."
"The product is inexpensive than other tools."
"LogRhythm's pricing and licensing is extremely competitive and it's one of the top three reasons we continue to invest in the platform."
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Comms Service Provider
11%
University
8%
Financial Services Firm
7%
Construction Company
13%
Financial Services Firm
10%
Manufacturing Company
7%
Computer Software Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business10
Midsize Enterprise5
Large Enterprise11
By reviewers
Company SizeCount
Small Business38
Midsize Enterprise39
Large Enterprise83
 

Questions from the Community

What is your experience regarding pricing and costs for Graylog?
I am not sure about the pricing, setup cost, and licensing because that was dealt with by a different team that handled the licensing and procurement.
What needs improvement with Graylog?
Graylog Enterprise performs well overall; however, the UI could be improved because the SOC team creates multiple dashboards based on their use cases, and creating dashboards is complex. If there w...
What is your primary use case for Graylog?
Graylog Enterprise is used primarily for log management and to perform security analytics. It helps the organization collect logs from different sources and centralize them in one place. We can sea...
What is the difference between log management and SIEM?
Rony, Daniel's answer is right on the money. There are many solutions for each in the market, a lot depends upon your ability to manage such tools and your budget. A small operation may be best s...
What needs improvement with LogRhythm NextGen SIEM?
LogRhythm SIEM could learn from Wazuh, as Wazuh has a built-in mechanism that allows you to write custom scripting and scripts through languages that Wazuh can then trigger, which is somewhat bette...
What is your experience regarding pricing and costs for LogRhythm SIEM?
I find LogRhythm SIEM affordable, as it is a bit less costly than QRadar, although I have not been involved in negotiation charges; however, from the manager's approval, I see it as affordable.
 

Also Known As

Graylog2
LogRhythm NextGen SIEM, LogRhythm, LogRhythm Threat Lifecycle Management, LogRhythm TLM
 

Overview

 

Sample Customers

Blue Cross Blue Shield, eBay, Cisco, LinkedIn, SAP, King.com, Twilio, Deutsche Presse-Agentur
Macy's, NASA, Fujitsu, US Air Force, EY, Abbott, HD Supply, SAB Miller, UCLA, Raytheon, Amtrak, Cargill
Find out what your peers are saying about Graylog Enterprise vs. LogRhythm SIEM and other solutions. Updated: June 2026.
900,838 professionals have used our research since 2012.