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Graylog Enterprise vs LogRhythm SIEM comparison

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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
7th
Average Rating
8.0
Reviews Sentiment
5.8
Number of Reviews
25
Ranking in other categories
No ranking in other categories
LogRhythm SIEM
Ranking in Log Management
11th
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
176
Ranking in other categories
Security Information and Event Management (SIEM) (13th)
 

Mindshare comparison

As of September 2026, in the Log Management category, the mindshare of Graylog Enterprise is 2.3%, down from 6.2% compared to the previous year. The mindshare of LogRhythm SIEM is 3.0%, up from 2.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
Graylog Enterprise2.3%
LogRhythm SIEM3.0%
Other94.7%
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.
RS
Engineer Information Security at N-Able (Pvt) Ltd
Advanced threat detection has improved investigations but complexity and resource use need refinement
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 better and more matured in Wazuh compared to LogRhythm SIEM. Additionally, the parsers that I write for LogRhythm SIEM tend to get quite complex for log parsing, while with Wazuh, I can achieve a similar parser with much less complexity. Those are some of the pain points that some of our customers have been expressing. If LogRhythm SIEM could make a lightweight version of their solution, that would be quite competitive because some of my customers have a very large need but refuse to go with LogRhythm SIEM due to its complexity and high resource intensity. Therefore, they have been moved to Wazuh, which I am deploying for them. Even though LogRhythm SIEM has extremely good capabilities, their resource utilization is too heavy for certain customers, so if they could make a separate, lightweight version, that would be quite beneficial.

Quotes from Members

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

Pros

"Troubleshooting is straightforward with Graylog Enterprise."
"It is easier to find some issues, and if I find some issues, then it is easier to resolve them."
"It has data adapters and lookup tables that utilize HTTP calls to APIs."
"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."
"I like the correlation and the alerting."
"Feature-wise or from the end user perspective, Graylog is just great."
"Graylog's search functionality, alerting functionality, user management, and dashboards are useful."
"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."
"We have seen a massive increase in the amount of data that we can collect, the type of things that we can see, the way we can look at logs, the way we can get alerts, and the way can create our own customer roles, which has allowed us to customize the work in our environment."
"I like LogRhythm's ease of use. The solution has improved compared to previous versions. It had many issues before, like integration, the console, creating reports, false positives, etc. The AI engine has made it stronger in the latest version."
"It has helped us centralize and have better visibility into devices on our network. We are better able to respond to threats in a timely manner."
"Now it pulls it all into one spot and we're actually able to correlate data and say, "Hey look, this person's really actually being shady," and go from there."
"Support after implementation is probably the biggest."
"Overall, versus competitors, it is a lot easier to use, a lot more user friendly, but it still gives you a lot of flexibility to do whatever you want."
"The artificial intelligence engine."
"The feature that makes it usable is the web interface."
 

Cons

"More complex visualizations and the ability to execute custom Elasticsearch queries would be great."
"When it comes to configuring the processing pipeline, writing the rules can be very tedious, especially since the documentation isn't extensive on how the functions provided for these rules work."
"The initial setup was really complex because I did it myself."
"Its scalability gets complicated when we have to update or edit multiple nodes."
"The technical support is a weak point in this product. It's not so easy to contact them and they don't answer immediately."
"Dashboards, stream alerts and parsing could be improved."
"Elasticsearch recommendations for tuning could be better. Graylog doesn't have direct support for running the system inside of Kubernetes, so it can be challenging to fill in the gaps and set up containers in a way that is both performant and stable."
"I would like to see a default dashboard widget that shows the topology of the clusters defined for the graylog install."
"There are other security technologies outside of this SIEM that should be inside of this SIEM."
"The main area of improvement is that the client must be installed on the computer for all of the functions to work."
"We have a lot of alarms that get overlooked, there's not a lot of prominence to them."
"Granted, we haven't enabled the UEBA module, but we're forwarding all our proxy logs to LogRhythm and we have a really hard time pulling those proxy logs back out of LogRhythm. However, when we take LogRhythm and forward the same logs into somebody else's user-based analytics software, we get the majority of what we were missing... If we've got all our proxy logs and I go out to Google or Facebook or the like, we should be able to go in and pull that information out ten minutes later, but it's a big challenge to do that."
"Granted, we haven't enabled the UEBA module, but we're forwarding all our proxy logs to LogRhythm and we have a really hard time pulling those proxy logs back out of LogRhythm."
"I don’t have a lot of confidence in their support. The support is not first class."
"NextGen SIEM has separate rules for AI, advanced intelligence, and MP rules - it would be better to have a centralized way to write the rules and create alarms."
"I would really like to see some type of group or global management for RIM policies,"
 

Pricing and Cost Advice

"I am using a community edition. I have not looked at the enterprise offering from Graylog."
"If you want something that works and do not have the money for Splunk or QRadar, take Graylog.​​"
"Having paid official support is wise for projects."
"We are using the free version of the product. However, the paid version is expensive."
"It's an open-source solution that can be used free of charge."
"​You get a lot out-of-the-box with the non-enterprise version, so give it a try first."
"Consider Enterprise support if you have atypical needs or setup requirements.​"
"We're using the Community edition."
"Everything is expensive with LogRhythm, and you don't get anything for free."
"The solution has provided us with consistency and increased staff productivity through orchestrated automated work flows by at least 20 percent."
"I would recommend that whatever sales quotes to them upfront, they will probably go up. Because they are probably going to outgrow that very quickly or once they start getting everything into it, they are going to have to move up anyway."
"The product is inexpensive than other tools."
"In comparison to the competition, they are more affordable. This allows us to do more with less."
"On a scale of one to ten, where one is low, and ten is high, I rate the pricing between six and seven."
"LogRhythm's licensing is based on MPS. There are some add-on features like advanced UEBA, the cloud component for advanced UEBA, and SIEM."
"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."
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Top Industries

By visitors reading reviews
Comms Service Provider
11%
Computer Software Company
11%
Financial Services Firm
8%
University
8%
Construction Company
12%
Outsourcing Company
10%
Financial Services Firm
9%
Comms Service Provider
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business10
Midsize Enterprise4
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 find the pricing, setup cost, and licensing of Graylog Enterprise to be somewhat expensive. However, it is cost-effective compared to other larger platforms. The pricing depends on factors such a...
What needs improvement with Graylog?
One improvement I want to see in Graylog Enterprise is artificial intelligence to help us automatically identify unusual patterns and suggest possible causes. I also want to see more ready-made das...
What is your primary use case for Graylog?
Graylog Enterprise serves as my main centralized log management solution. In our environment, we have many systems that generate logs, including servers, applications, network devices, and security...
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: September 2026.
913,806 professionals have used our research since 2012.