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ArcSight Logger vs LogRhythm SIEM vs Splunk Enterprise Security comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

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

Mindshare comparison

As of May 2025, in the Log Management category, the mindshare of ArcSight Logger is 0.8%, down from 1.1% compared to the previous year. The mindshare of LogRhythm SIEM is 2.1%, down from 3.3% compared to the previous year. The mindshare of Splunk Enterprise Security is 7.3%, down from 10.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management
 

Featured Reviews

Geraldo Freitas - PeerSpot reviewer
Enhances our security incident investigation but not good for correlation
Investigation is good when you know what you want to search for in Logger. The most difficult part is parsing the logs and configuring the parsers. For investigation, it's good. For correlation, it's not good. We use Sentinel, and Sentinel has pre-built use cases that are much easier to configure. So, it enhances our security incident investigation. We have inbound integration, but configuring the parsers is sometimes very difficult. We only have two use cases where we have a correlation set up. We send the information to Check Point to block IP addresses when we see a lot of blocks from the same source. We have a trigger. So, Logger automatically blocks these IP addresses. We could have Logger put them on a blacklist. So, it offers the ease of integration.
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.
ROBERT-CHRISTIAN - PeerSpot reviewer
Has many predefined correlation rules and is brilliant for investigation and log analysis
It is very complicated to write your own correlation rules without the help of Splunk support. What Splunk could do better is to create an API to the standard SIEM tools, such as Microsoft Sentinel. The idea would be to make it less painful. In ELK Stack, Kibana is the query language with which you can search log files. I believe Splunk has also a query language in which they search their log files, but once you have identified the log file that you want to use for further security correlation, you want to very quickly transport that into your SIEM tool, such as Microsoft Sentinel. That is something that Splunk could make a little bit less painful because it is a lot of effort to find that log file and forward it. An API with Microsoft Sentinel or a similar SIEM tool would be a good idea.

Quotes from Members

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

Pros

"Some of the most valuable features I really appreciate are the performance, how quick the solution is, and how easy it is to create a query."
"It provides in-depth information on business activities once we log into the system."
"The machine learning is a good feature."
"The ESM use cases are the most valuable. It enables us to use the big data collection inside our company. We are able to create use cases for whatever it suits and I find that the most interesting part of any SIEM solution."
"In terms of ArcSight Logger's most valuable feature, it is their scalability. ArcSight's real advantage is its scalability because they have two layers, including the logger layer."
"It's an efficient solution."
"It is one of the best products available in the market."
"The log digestion features from threat intelligence platforms like Recorded Future or Talos are valuable."
"The ability to drill down and pivot from an event is one of the biggest advantage the product has compared to other things that I have seen in the market."
"Currently, we are in the implementation phase. LogRhythm is better than QRadar from the point of view of collecting Windows events. It has a much higher view. You can enable monitoring by default."
"It gives us insight into our entire installation, where we are multiple sites, going as far as the East Coast to the Central West Coast."
"The Web Console is my favorite. It enables me, at a glance, to see the health of the environments."
"LogRhythm does a very good job of helping SOCs manage their workflows."
"The ability to investigate a particular period of time where you can analyze logs is its most valuable feature."
"It has allowed us to dive deeper into our network and figure out what is going on by parsing logs properly and being able to reduce the time it takes to work cases down from seven days to approximately two days."
"The dashboards in the LogRhythm SIEM really help us as a starting point. It gives us a starting point we can go to every day. We walk through several dashboards to see anomalous activity for further investigation."
"Our clients are easily able to modify and evolve their implementations."
"The product is adept at log mining."
"The technical support has been very good. They are very responsive and have been helpful."
"To get visibility from your network devices, servers, and security devices is a great feature."
"It follows MITRE ATT&CK and Cyber Kill Chain frameworks. There are certain notable events for which we can configure our security posture."
"The ability to ingest any data and display it in a way that anyone can understand."
"Splunk can deliver more information by going deeper. By creating a dashboard, we can identify the root cause of the threat. Let's say I have a firewall from Check Point. Splunk will find the dashboard for Check Point, implement it in our environment, and connect it to the Check Point firewall logs, which are shown on the dashboard. If we request a custom dashboard, the engineer will take longer to complete the task."
"Aggregation searches have reduced time and difficulty of identifying trends and conditions which need to reviewed."
 

Cons

"The solution must provide readymade connectors for different applications."
"We find that the search and access functionality is quite slow."
"Using the ArcSight Logger dashboard is not particularly intuitive or efficient, so it is important to be trained in its use."
"The initial setup was a little bit complex."
"It would be better if the product is cheaper."
"I think the ArcSight team should try to simplify legacy products for the customers, because that product is not easy to use or to work with. It needs more more competency or appeal to use. We hope Micro Focus is trying to resolve this."
"I would rate the technical support only 5 out of 10. The technical support is not satisfactory."
"The solution should make it possible to integrate network analysis features."
"The solution is likely not the best option for a smaller organization."
"Technical support could use a little work in the terms of responding back. The feedback that we received is they do need a little more staff."
"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."
"My big thing is the easability. I don't like to go to two different systems. The fat client that you have to install to configure it, then the web console which is just for reporting and analysis. These features need to collapse, and it needs to be in a single solution. Going through the web solution in the future is the way to do it, because right now, it is a bit cumbersome."
"LogRhythm NextGen SIEM could improve by adding more applications for the banking sector. There are not any custom applications at this time."
"Scalability misses the mark sometimes, especially when you have an integrated disaster recovery built into the solution."
"I would like a more fuller implementation of STIX/TAXII so I can pull in some of the government lists without having to go implement a whole new STIX/TAXII platform."
"I think they probably need to, because a lot of companies are having this cloud-first strategy, where anything that's new has to go into the cloud for some reason."
"Splunk needs local technical support."
"The incident response dashboard could be more user-friendly."
"Its pricing model and integration with third-party services can be improved. We had faced an issue with integration. The alerting feature is currently not available with Splunk, but it is definitely available with Datadog and PagerDuty. They should include this feature. A few dashboards in Splunk look quite old and are not that modern. They aren't bad, but improving these dashboards will definitely make Splunk more attractive and usable. I read in a few blog posts that there were a few security incidents related to Splunk agents. So, it can be made more secure."
"You do need a lot of training and certification with this product."
"Splunk is such a large product. Allowing it to be more easily used by people who have not had a lot of training on it would be an improvement."
"The historical data extraction needs improvement. I would like the capability of taking data and having it trend longer."
"AngularJS/ReactJS inclusion could be made easier in GUI."
"I would like to see an updated dashboard. The dashboard is a little out-of-date. It could be made prettier."
 

Pricing and Cost Advice

"We have a lifetime license, so we don't pay a monthly fee."
"ArcSight is an expensive solution."
"Pricing is reasonable compared to similar tools on the market. They offer perpetual licenses."
"The pricing is quite harsh."
"I rate the product’s pricing a seven out of ten, where one is inexpensive, and ten is expensive."
"ArcSight Logger is very expensive compared to their competitors, but when we talk to the customer and explain what the features are and how we can scale, they understand. Still, ArcSight is more expensive than the competition."
"It's not cheap at all as it's a big product and has been in the market for quite some time now."
"I would rate the product a seven out of ten since it's an enterprise product."
"Look for whatever will give you the most value. That's the main point. It is not one size fits all."
"The license cost is around $10 per MPS."
"I think the tool is reasonably priced. There is a need to pay per year towards the licensing costs of the tool."
"If you don't have your staff, absolutely look into the co-pilot and factor that into your cost evaluation."
"On a scale of one to ten, I'd rate the pricing of this solution as a seven - not too expensive but not cheap either. Regarding licensing costs, it varies depending on factors like being a partner or an end user, but there are no additional costs aside from standard licensing fees for the basic SIEM solution."
"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."
"When it comes time to renew, they say, "This is what you are using. This is what we can do for you." So, they work with you on pricing."
"LogRhythm's pricing and licensing is extremely competitive and it's one of the top three reasons we continue to invest in the platform."
"I think we recently switched to the SVC pricing compared to the ingest pricing."
"In addition to the licensing fee, there is also a support and maintenance charge."
"Be upfront about your needs and expectations. Splunk is great to work with."
"It is a bit costly."
"Luckily, we come under a large federal agency, and before the pandemic, they signed a large enterprise license agreement. It worked out great and to our advantage because we are a small organization. We got a 300 gig license, and we just did not have the buying power to be able to get products cheaply. Because we all partnered together under the agency umbrella, we were able to get Splunk Enterprise Security, UBA, and ITSI for cheap. This was good considering the fact that some of these premium apps require a minimum number of users, and we do not have the number of people needed to even justify buying it."
"The tool's pricing model is great. You can choose between workloads or volume."
"Splunk Enterprise Security is an expensive solution."
"I am fine with the licensing, but in terms of the cost, it is expensive for the data that we have. We have an open discussion with our account rep about this."
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Comparison Review

VS
Feb 26, 2015
HP ArcSight vs. IBM QRadar vs. ​McAfee Nitro vs. Splunk vs. RSA Security vs. LogRhythm
We at Infosecnirvana.com have done several posts on SIEM. After the Dummies Guide on SIEM, we are following it up with a SIEM Product Comparison – 101 deck. So, here it is for your viewing pleasure. Let me know what you think by posting your comments below. The key products compared here are…
 

Top Industries

By visitors reading reviews
Financial Services Firm
19%
Computer Software Company
17%
Government
9%
Educational Organization
6%
Educational Organization
25%
Computer Software Company
11%
Financial Services Firm
8%
Government
7%
Financial Services Firm
15%
Computer Software Company
14%
Manufacturing Company
8%
Government
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about ArcSight Logger?
We have a trigger. So, Logger automatically blocks these IP addresses. We could have Logger put them on a blacklist.
What is your experience regarding pricing and costs for ArcSight Logger?
The pricing isn't the problem. We have a lifetime license, so we don't pay a monthly fee.
What needs improvement with ArcSight Logger?
The solution has room for improvement. We're currently upgrading to the newer version, where they have something like...
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 you...
What needs improvement with LogRhythm NextGen SIEM?
The SOAR capabilities need improvements as they currently require programming knowledge. A more user-friendly user in...
What do you like most about LogRhythm SIEM?
I find LogRhythm's log management capabilities to be beneficial.
What SOC product do you recommend?
For tools I’d recommend: -SIEM- LogRhythm -SOAR- Palo Alto XSOAR Doing commercial w/o both (or at least an XDR) is a...
What is a better choice, Splunk or Azure Sentinel?
It would really depend on (1) which logs you need to ingest and (2) what are your use cases Splunk is easy for ingest...
How does Splunk compare with Azure Monitor?
Splunk handles a high amount of data very well. We use Splunk to capture information and as an aggregator for monitor...
 

Also Known As

Micro Focus Arcsight Logger, HPE Arcsight Logger
LogRhythm NextGen SIEM, LogRhythm, LogRhythm Threat Lifecycle Management, LogRhythm TLM
No data available
 

Overview

 

Sample Customers

China Merchants Bank, Bank AlJazira, Banca Intesa
Macy's, NASA, Fujitsu, US Air Force, EY, Abbott, HD Supply, SAB Miller, UCLA, Raytheon, Amtrak, Cargill
Splunk has more than 7,000 customers spread across over 90 countries. These customers include Telenor, UniCredit, ideeli, McKenney's, Tesco, and SurveyMonkey.
Find out what your peers are saying about Wazuh, Splunk, Datadog and others in Log Management. Updated: April 2025.
850,491 professionals have used our research since 2012.