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Cortex XSIAM vs Trellix ESM 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:
 

ROI

Sentiment score
5.7
Organizations using Cortex XSIAM saw significant ROI and improved incident management through automation, though results vary short-term.
Sentiment score
3.2
In-house teams claim McAfee offers high ROI, but executives struggle to see it without C-level focused reports.
 

Customer Service

Sentiment score
6.1
Customer service differs for Cortex XSIAM: Premium support is favored; other tiers vary in efficiency and responsiveness.
Sentiment score
4.3
Trellix ESM customer service is generally satisfactory, but technical support varies with noted delays and skill gaps.
Premium support provides direct access, while distributor support quality can vary.
It is ineffective in terms of responding to basic queries and addressing future requirements.
The Palo Alto support team is fully responsive and helpful.
It's rare for me to need them unless it's an issue with licensing, and they are the best in that regard.
I would rate support for Trellix ESM 10 out of 10 because if we connect with the support in the UK, we get excellent support.
 

Scalability Issues

Sentiment score
6.8
Cortex XSIAM is praised for scalability and flexibility, though some desire improved on-premises options and integration capabilities.
Sentiment score
8.6
Trellix ESM is highly scalable and adaptable, excelling in enterprise environments but may have limitations for medium enterprises.
Without proper integration, scaling up with more servers is meaningless.
Cortex XSIAM is highly scalable.
Scalability is quite easier with Trellix ESM, because all we need to do is add more receivers to it, so it can go to any point.
 

Stability Issues

Sentiment score
7.5
Cortex XSIAM is highly stable, despite occasional issues, praised for reliability, installation ease, and performance across environments.
Sentiment score
8.3
Trellix ESM is generally stable with effective support, though some users experience bugs and interruptions affecting reliability.
The product was easy to install and set up and worked right.
Overall, Cortex XSIAM is stable.
 

Room For Improvement

Cortex XSIAM needs better integration, user interface, and performance, with improvements in vulnerability detection, support, and licensing options.
Trellix ESM requires stability, HTML5 migration, and upgrades in customization, integration, support, usability, and AI for improved functionality.
Obtaining validation for integrations from Palo Alto takes around eight months, which is quite long.
Cortex XSIAM needs improvements in terms of data onboarding, parsers, and third-party integration supports.
Improvements could be made to the dashboard and GUI, making it easier to deploy.
If there is any device which is not covered, there should not be any additional charges for writing the custom parsers on that.
 

Setup Cost

Cortex XSIAM's competitive pricing faces mixed reviews, with additional costs for add-ons and integration despite perceived value.
Trellix ESM offers flexible, slightly costly licensing, valued for its SOC features, with straightforward setup and deployment.
The first impression is that XSIAM would be more expensive than others we tried.
The product is very expensive.
Cortex XSIAM is pretty expensive, and the licensing process is not very comfortable.
 

Valuable Features

Cortex XSIAM offers advanced SOAR capabilities, enhancing security with machine learning, automation, and efficient threat detection without extensive logs.
Trellix ESM excels in real-time threat detection, user-friendly interface, quick deployment, and strong integration with other technologies.
One of the valued aspects of the product is its use of artificial intelligence to detect security vulnerabilities.
Its signature-less subscriptions and robust detection power stand out in improving threat detection.
Cortex XSIAM allows us to onboard almost every device, whether they are on-prem or on SaaS.
The weakest point is it doesn't cover almost all the devices, so the customer has to be more dependent on the parsers to be written by the Professional Services team.
 

Categories and Ranking

Cortex XSIAM
Ranking in Security Information and Event Management (SIEM)
15th
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
13
Ranking in other categories
Identity Threat Detection and Response (ITDR) (5th), AI-Powered Cybersecurity Platforms (7th)
Trellix ESM
Ranking in Security Information and Event Management (SIEM)
20th
Average Rating
7.4
Reviews Sentiment
7.0
Number of Reviews
38
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2025, in the Security Information and Event Management (SIEM) category, the mindshare of Cortex XSIAM is 2.9%, up from 1.4% compared to the previous year. The mindshare of Trellix ESM is 1.1%, up from 0.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Security Information and Event Management (SIEM)
 

Featured Reviews

AKASH MAJUMDER - PeerSpot reviewer
Incident response times have significantly reduced with efficient device integration and log parsing capabilities
Cortex XSIAM needs improvements in terms of data onboarding, parsers, and third-party integration supports. Additionally, a future update request is to enable tagging of endpoints in groups, similar to a feature available in Cortex XDR. The AI analytics need fine-tuning because some use cases are not working from my side.
Daniel Durian - PeerSpot reviewer
Helps to monitor and detect cyberattacks
The tool's effectiveness depends on how you define your log sources. To build visibility of incoming and outgoing traffic, you need logs from perimeter defense, firewalls, web application firewalls, and endpoint protection. With good traffic visibility, incident response time is really quick. Trellix ESM provides situation awareness. On the dashboard, I can see outbound and inbound communications to known threat hosts, IPS/IDS activity, and threat intelligence of the perimeter defense in the firewall. This information helps preempt attacks.
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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
Computer Software Company
13%
Manufacturing Company
10%
Financial Services Firm
10%
Government
7%
Comms Service Provider
14%
Financial Services Firm
12%
Computer Software Company
12%
Manufacturing Company
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Cortex XSIAM?
It is an effective solution in terms of performance and functionalities.
What is your experience regarding pricing and costs for Cortex XSIAM?
The licensing cost of Cortex XSIAM is more or less the same as Splunk, making it quite expensive compared to other tools. There are additional expenses for more functionalities.
What needs improvement with Cortex XSIAM?
Cortex XSIAM needs improvements in terms of data onboarding, parsers, and third-party integration supports. Additionally, a future update request is to enable tagging of endpoints in groups, simila...
What do you like most about McAfee ESM?
The solution's technical support is great.
What is your experience regarding pricing and costs for McAfee ESM?
When discussing Trellix ESM pricing and licensing, if you consider some premium product, the pricing also has to be premium, however, enterprise customers who look for a premium product, alongside ...
What needs improvement with McAfee ESM?
Areas of Trellix ESM that could be improved or enhanced include checking on the clients who are still on-prem, especially banks, as most are not moving everything to the cloud due to confidentialit...
 

Also Known As

No data available
McAfee ESM, NitroSecurity, McAfee Enterprise Security Manager
 

Overview

 

Sample Customers

Information Not Available
San Francisco Police Credit Union, Wªstenrot Gruppe, Volusion, California Department of Corrections & Rehabilitation, Government of New Brunswick, State of Colorado, Macquarie Telecom, Texas Tech University Health Sciences Center, Cologne Bonn Airport
Find out what your peers are saying about Cortex XSIAM vs. Trellix ESM and other solutions. Updated: July 2025.
865,384 professionals have used our research since 2012.