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Grafana Loki vs LogRhythm SIEM comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 9, 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

Grafana Loki
Ranking in Log Management
4th
Average Rating
8.2
Reviews Sentiment
8.0
Number of Reviews
17
Ranking in other categories
No ranking in other categories
LogRhythm SIEM
Ranking in Log Management
11th
Average Rating
8.4
Reviews Sentiment
6.7
Number of Reviews
173
Ranking in other categories
Security Information and Event Management (SIEM) (7th)
 

Mindshare comparison

As of May 2025, in the Log Management category, the mindshare of Grafana Loki is 8.7%, up from 3.7% compared to the previous year. The mindshare of LogRhythm SIEM is 2.1%, down from 3.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management
 

Featured Reviews

CarlosPimentel - PeerSpot reviewer
Efficient log filtering enhances quick network troubleshooting
We use Grafana Loki for various verticals including manufacturing, finance, health, and aerospatial sectors. It primarily helps in monitoring security and access to devices. Grafana dashboards are used to track access success and failure and audit commands issued on devices Loki significantly…
Mokhammad Rakhman - PeerSpot reviewer
User-friendly dashboard and machine learning capabilities improve threat hunting efficiency
LogRhythm SIEM has strong machine-learning capabilities with behavioral rules and analysis. The seamless integration for case management, along with a user-friendly dashboard user interface, makes tasks like threat hunting more efficient. Analytics and behavioral analysis help me save time with rule creation. Its scalability allows me to add components as needed. Overall, LogRhythm SIEM offers end-to-end visibility with a reasonable price.

Quotes from Members

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

Pros

"Grafana agent is very lightweight and does not cost significant resources of our cluster."
"The most valuable feature is the capability to set up alerts, which becomes necessary when we need to receive notifications for specific events."
"The most valuable features of the solution stem from the fact that it is an open-source tool that is stable and flexible."
"Loki also utilizes the same service discovery mechanism as used by Prometheus. So, whatever labeled metadata you see in Prometheus, you have the exact same metadata in the Loki system. Given this level of intricacy and the attempt to address these challenges, I firmly believe that Loki deserves praise for the work."
"Grafana Loki is easy to monitor and detect errors."
"Loki significantly saves time in troubleshooting by quickly pinpointing network issues."
"The tool can be used in multi-cluster environments."
"The log collection feature is good and the solution is easily understandable. v"
"The initial setup is pretty easy."
"The ability for me to go into the Web UI, and just learn what's going on in my environment."
"The daily alerts allow me to quickly find security and operations issues which need to be addressed."
"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."
"NextGen SIEM's most valuable feature is its user-friendliness."
"The content in the community is very helpful and useful for new users."
"We should be able to response to threats and gain visibility into our environment that we don't currently have."
"Automations are very valuable. It provides the ability to automate some of our small use cases. The ability to integrate with other products that use an API is also very useful. LogRhythm has a plugin for it that we can connect and start to move down towards the path of a single pane of glass instead of having multiple or different tools."
 

Cons

"It's not intended for proprietary services, so you have to struggle with configuration a lot."
"I do not see any areas for improvement at the moment."
"There is a need for some change in the alerting types of the product. In short, a few changes in the alert area are needed due to minor shortcomings."
"Enhancing speed could be a game-changer, and while it might vary depending on the application, it's a factor worth exploring."
"We face some bugs when we install the latest version of Grafana Loki."
"It would be beneficial if Loki could directly access Windows Server logs or events directly from the servers."
"We had a well-structured dashboard with a functional query. However, an issue arose when the Kubernetes pod restarted. The statistics from our Grafana query would reset, dropping to zero and starting anew. This was particularly noticeable with linear graphs, which are expected to show consistent growth."
"The platform's stability needs improvement."
"It's not easy for someone new to the solution."
"We use Windows Event Forwarding to collect the logs from our Windows clients, and the logs get aggregated as one data source on that collector. Therefore, finding logs specific to one particular Windows system requires some creativity in how we search the SIEM."
"I would really love to be able to take some of the data and not have to export it to a CSV file, so I can pull it into Excel to turn it into some other kind of graph."
"I would probably look for more things to go into the web console that is currently on the fat client."
"The installation was a bit complex because we are running a virtual infrastructure."
"My biggest complaint is documentation. Everyone tells me, "We have documentation on the Community site." I have searched for different types of documentation on numerous occasions, and it might be there, but it's not easily findable."
"Sometimes, the tool fails to get the correlated events that triggered the alerts."
"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."
 

Pricing and Cost Advice

"My company doesn't need to pay for the licensing cost of the solution."
"I use the solution's open-source version. Grafana Loki is a completely free solution for me."
"The cost is less than other paid services like CloudWatch."
"I find the licensing structure quite reasonable, as the free license effectively meets my requirements."
"The solution is open source."
"Since we are using the open-source version of Grafana Loki, we are not paying anything for the solution."
"The pricing structure varies based on the number of users; there might be specific taxes to pay for it."
"We use a free version."
"LogRhythm's pricing and licensing is extremely competitive and it's one of the top three reasons we continue to invest in the platform."
"The license cost is around $10 per MPS."
"I would rate the pricing 4 out of 5. There are no additional costs to the standard licensing fees."
"The nice thing about LogRhythm is you can either use the agents, getting a certain number of agents with your license depending on how you want to go, and those agents do a lot of cool things, or you can use CIS Log host, then you have like an unlimited number of them."
"If you don't have your staff, absolutely look into the co-pilot and factor that into your cost evaluation."
"The product is inexpensive than other tools."
"It is a very cost-effective solution."
"On a scale of one to ten, where one is low, and ten is high, I rate the pricing between six and seven."
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Top Industries

By visitors reading reviews
Computer Software Company
18%
Financial Services Firm
10%
Comms Service Provider
10%
Manufacturing Company
8%
Educational Organization
36%
Computer Software Company
10%
Financial Services Firm
7%
Government
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Grafana Loki?
We are using Grafana Loki as a database for real-time metrics.
What is your experience regarding pricing and costs for Grafana Loki?
We use the open-source version of Loki. The cloud version is competitively priced compared to other market solutions.
What needs improvement with Grafana Loki?
It would be beneficial if Loki could directly access Windows Server logs or events directly from the servers.
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?
The SOAR capabilities need improvements as they currently require programming knowledge. A more user-friendly user interface with drag-and-drop features, similar to key competitors like Splunk, wou...
What do you like most about LogRhythm SIEM?
I find LogRhythm's log management capabilities to be beneficial.
 

Also Known As

No data available
LogRhythm NextGen SIEM, LogRhythm, LogRhythm Threat Lifecycle Management, LogRhythm TLM
 

Overview

 

Sample Customers

Information Not Available
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 Grafana Loki vs. LogRhythm SIEM and other solutions. Updated: April 2025.
849,686 professionals have used our research since 2012.