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Microsoft Defender for Business vs Symantec Endpoint Security comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jan 25, 2026

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
4.9
Cortex XDR reduces security incidents, personnel needs, and costs, offering quick ROI, enhanced performance, and competitive pricing.
Sentiment score
6.1
Microsoft Defender for Business improves security, enhances productivity, and reduces costs but may have delays in financial returns.
Sentiment score
5.4
Symantec Endpoint Security increases financial satisfaction by reducing downtime and enhancing threat response, offering competitive pricing and automation.
They appreciate the rich telemetry data from the solution, as it provides in-depth threat identification.
Cyber Security Manager at Welab bank
Cortex XDR by Palo Alto Networks helps to reduce my total cost of ownership significantly.
Detection and Response Consultant at Inovasys
In Cortex XDR by Palo Alto Networks, most of the remediation is automated and the accuracy is quite good.
Network Security Engineer at Cyberwell Solution
Using Microsoft Defender for Business results in cost reductions as it consolidates various features under one product, saving around 20% to 30% of the budget.
Consultant at Dell Technologies
The value I see in Microsoft Defender for Business is in its ability to track and respond to application usage and security threats through its CASB and automation features, which are cost-beneficial.
Symantec Endpoint Security filled gaps in our toolset, particularly with the ability to control network firewall on hosts remotely, which was greatly appreciated.
OT Technologist at a energy/utilities company with 201-500 employees
 

Customer Service

Sentiment score
7.0
Cortex XDR support is effective and fast but faces issues with language, delays, and high costs, yet generally satisfactory.
Sentiment score
5.2
Microsoft Defender for Business support is efficient but inconsistent, with variable responsiveness and differing opinions on staff knowledge and resolution times.
Sentiment score
6.0
Symantec Endpoint Security customer service is highly rated, but post-acquisition support quality fluctuates with some language and delay issues.
The technical support from Palo Alto deserves a mark of ten because they reach out within an hour whenever assistance is needed.
Head of data centers at a non-profit with 10,001+ employees
There is no back and forth, and they know what we are asking for and come up with the best resolution for a solution.
Senior Process Expert at A.P. Moller - Maersk
If any of these services are missed, it becomes a problem in terms of support tickets, follow-up, or special configuration that needs to be done in the system.
Chief of IT Architecture at a financial services firm with 10,001+ employees
It is rated ten out of ten for its quality and assistance.
Solution Consultant at BIM Group of Companies
The onboarding support is exceptional, ensuring seamless integration and implementation.
Chief Cybersecurity Architect at cytek-security
Faster support is needed for endpoint security solutions.
In some cases, it rates as high as ten out of ten, while in others, it can be as low as eight.
Head of Information System at EEC
There is no support in the German language, which is a problem for many public tenders.
Cyber Security Pre-Sales at SoftwareONE
 

Scalability Issues

Sentiment score
7.5
Cortex XDR is scalable, supports diverse enterprises, integrates with endpoints, and enables easy expansion with cloud infrastructure.
Sentiment score
7.6
Microsoft Defender for Business offers scalable, cloud-driven security for diverse organizations, adaptable to various configurations and endpoint quantities.
Sentiment score
6.9
Symantec Endpoint Security is scalable, efficient for large deployments, and adaptable, with minor integration and support challenges noted.
You can onboard 10,000 endpoints in just hours, which demonstrates the excellent scalability of this product.
Assistant Security Architect at Cloudnomics
Cortex XDR by Palo Alto Networks can be expanded anytime by purchasing another license without any issues related to scalability.
Head of data centers at a non-profit with 10,001+ employees
I think scalability for Cortex XDR by Palo Alto Networks is good.
Threat Analyst II at a tech vendor with 1,001-5,000 employees
The cloud-based nature of the solution ensures high scalability.
Solution Consultant at BIM Group of Companies
The scalability of Microsoft Defender for Business is rated as ten, indicating it is very scalable.
Consultant at Dell Technologies
In terms of scalability, I would rate Microsoft Defender for Business a ten.
Public Cloud Engineer at Prudential
Symantec Endpoint Security is quite scalable, and it is very important for large clients.
Cyber Security Pre-Sales at SoftwareONE
The scalability of the servers is good, as it requires computational powers.
Senior Security Delivery Analyst at Accenture
 

Stability Issues

Sentiment score
8.0
Cortex XDR is highly regarded for stability, reliable performance, and well-received updates, despite minor occasional disruptions.
Sentiment score
7.2
Microsoft Defender for Business is highly rated for stability, despite minor errors and complexity issues not significantly impacting confidence.
Sentiment score
7.6
Symantec Endpoint Security is praised for stability and reliability, despite occasional crashes and compatibility issues during updates.
Cortex remains fast and responsive, even with increasing data and alerts.
Final Year Student at Gitam University
The thresholds we've seen on our firewall boxes at some instances reached 80% to 85%, but even at that level of utilization, we don't observe any latency or any issues reported with respect to accessing the application.
Senior Process Expert at A.P. Moller - Maersk
Cortex XDR is stable, offering high quality and reliable performance.
Cyber Security Manager at Welab bank
No customer complaints about its functionality or reliability.
Solution Consultant at BIM Group of Companies
Although it generally works, there are occasional issues and errors that sometimes require a complete system format to rectify.
I would rate the stability of Microsoft Defender for Business with a three out of ten, where one is very bad.
Public Cloud Engineer at Prudential
I have encountered issues where I had to uninstall and reinstall the product on end users' computers to view the logs again.
OT Technologist at a energy/utilities company with 201-500 employees
Previously, we used to have multiple servers such as GUP servers and numerous servers for pushing updates, but we reduced it and transitioned almost 30,000 devices to CrowdStrike, which was easy to manage.
Senior Security Delivery Analyst at Accenture
 

Room For Improvement

Cortex XDR requires enhancements in UI, integration, reporting, and pricing, while addressing false positives and improving automation and mobile support.
Microsoft Defender for Business needs improved reporting, threat protection, support, and integration, with attention to pricing and update communication.
Symantec Endpoint Security suffers from high resource usage, management complexity, outdated interface, and ineffective virus detection and support.
Improving reporting and dashboard customization, along with the addition of real-time and exportable reports, would help SOC teams greatly.
Final Year Student at Gitam University
The inclusion of this feature would allow the application of DLP policies alongside antivirus policies via a single agent and console, making it more competitive as other OEMs often offer DLP solutions as part of their antivirus products.
Pre Sales Architect at network techlab
If the per GB data could be provided at a certain level free of cost or at the same cost which the customer is taking for the entire bundle, that would be better.
Cyber Security Information Security Specialist at MHM Holding GmbH
Microsoft should provide batch management solutions with the application, integrating pass management with roles.
Solution Consultant at BIM Group of Companies
Features related to Advanced Persistent Threat detection vectors and cyber kill chain integrations are not available out-of-the-box.
CISO at a financial services firm with 11-50 employees
There can be improvements in the user interface to make it more intuitive.
Information Technology Security Consultant at Navaio IT Security
Device management is not very good and I am not enabling it in my organization due to security reasons.
System Administrator at Aljazera Market co
I would like to see improvements in the scanning part of the solution, specifically to enhance the CPU and hard disk usage during scanning and updates to prevent disruption during work hours.
Head of Information System at EEC
It is cumbersome to use, particularly in handling firewall management.
OT Technologist at a energy/utilities company with 201-500 employees
 

Setup Cost

Cortex XDR offers flexible pricing from $55 to $90 per endpoint annually, considered cost-effective for its advanced features.
Microsoft Defender for Business offers integrated security in Office 365, with competitive pricing but some note higher costs than competitors.
Symantec Endpoint Security's pricing is diverse, being both negotiable and adaptable for different budgets and organizations' needs.
The pricing on SentinelOne is far more reasonable and cheaper than Cortex XDR by Palo Alto Networks.
Consultant at a tech services company with 1,001-5,000 employees
I would say it is definitely not a cheap product, considering how mature it is and how scalable all Palo Alto products are together.
Senior Process Expert at A.P. Moller - Maersk
Cortex XDR is perceived as expensive by some customers, yet offers dynamic pricing.
Cyber Security Manager at Welab bank
Single-year pricing remains good.
Solution Consultant at BIM Group of Companies
The pricing is quite affordable at the enterprise level with no extra expenses noted.
Consultant at Dell Technologies
Although the cost can be slightly higher, it expedites deployment, which is beneficial, especially for startups.
CISO at a financial services firm with 11-50 employees
It seems to be half the cost or more affordable than other solutions.
OT Technologist at a energy/utilities company with 201-500 employees
The pricing is very low compared to other companies like SentinelOne and others.
System Administrator at Aljazera Market co
I rate the pricing, setup cost, and licensing around nine out of ten.
Head of Information System at EEC
 

Valuable Features

Cortex XDR provides advanced threat detection with AI analytics, real-time blocking, and seamless integration for enhanced security.
Microsoft Defender for Business provides robust, scalable security with seamless Azure integration and effective threat management at a cost-effective price.
Symantec Endpoint Security provides integrated, user-friendly protection for multiple platforms with advanced malware detection and comprehensive endpoint management.
It incorporates AI for normal behavior detection, distinguishing unusual operations.
Cyber Security Manager at Welab bank
The product provides automation responses in case of a threat attack, severity assessments, centralized manageability, and comprehensive compliance features, resulting in reduced costs.
Pre Sales Architect at network techlab
It includes machine learning to easily analyze data and detect complex threats across endpoints, networks, or clouds.
Final Year Student at Gitam University
The threat detection capabilities are robust, with a dedicated research team and a continuously updated threat feed.
Information Technology Security Consultant at Navaio IT Security
Its vulnerability management is regarded as one of the best in the industry.
Solution Consultant at BIM Group of Companies
The most effective features of Microsoft Defender for Business include its threat detection and response capabilities in managing vulnerabilities and ransomware attacks.
Consultant at Dell Technologies
Symantec Endpoint Security offers great features such as reporting capabilities with a customized dashboard that pulls in EDR timelines, threat maps, and compliance metrics into one view.
Senior Associate at a tech vendor with 10,001+ employees
Symantec Endpoint Security offers many valuable features, such as file explosion, application learning, DLP, injection detection, and EDR solutions for traffic control.
System Administrator at Aljazera Market co
The incident response capabilities allow me to resolve authentication and support issues promptly, ensuring the system operates without downtime.
Head of Information System at EEC
 

Categories and Ranking

Cortex XDR by Palo Alto Net...
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Ranking in Endpoint Protection Platform (EPP)
5th
Average Rating
8.4
Reviews Sentiment
6.8
Number of Reviews
108
Ranking in other categories
Endpoint Detection and Response (EDR) (7th), Extended Detection and Response (XDR) (6th), Ransomware Protection (2nd), AI-Powered Cybersecurity Platforms (2nd)
Microsoft Defender for Busi...
Ranking in Endpoint Protection Platform (EPP)
15th
Average Rating
7.8
Reviews Sentiment
6.6
Number of Reviews
20
Ranking in other categories
Microsoft Security Suite (16th)
Symantec Endpoint Security
Ranking in Endpoint Protection Platform (EPP)
16th
Average Rating
7.6
Reviews Sentiment
6.8
Number of Reviews
146
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of March 2026, in the Endpoint Protection Platform (EPP) category, the mindshare of Cortex XDR by Palo Alto Networks is 3.5%, down from 4.0% compared to the previous year. The mindshare of Microsoft Defender for Business is 1.9%, up from 1.9% compared to the previous year. The mindshare of Symantec Endpoint Security is 3.3%, down from 4.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Endpoint Protection Platform (EPP) Mindshare Distribution
ProductMindshare (%)
Cortex XDR by Palo Alto Networks3.5%
Microsoft Defender for Business1.9%
Symantec Endpoint Security3.3%
Other91.3%
Endpoint Protection Platform (EPP)
 

Featured Reviews

ABHISHEK_SINGH - PeerSpot reviewer
Senior Process Expert at A.P. Moller - Maersk
Gained full visibility and streamlined threat detection through behavior-based insights and AI integration
Initially, we got to have a lot of false positives when we onboarded, but nowadays it's quite smooth. We have fine-tuned our security policies and allowed different levels of policies to get rid of those false positives. Currently, we are getting a fairly good amount of incidents that are not false positives or benign, but actionable items. The process is streamlined. In the initial days, the operations used to get involved in a lot of benign and other activities, but now the process is streamlined. We are leveraging the auto-detection and remediation plans. The operations teams are now more involved in other business roles as well, not just looking into the logs and fetching out what's happening there. They have fixed a lot of things. Initially, they didn't have IAC code drift detection, cloud posture management, or security posture management, but they have those now. They purchased different vendors and did a merger with that. They have now Prisma Cloud that gets integrated and now they are working with Cortex Cloud. Everything that was negative has now been addressed, and the product altogether looks to be in a very better and mature shape now. Currently, it's more or less detecting the workloads with AI-based best practices. Since most organizations are consuming AI agents and other things, we are looking forward to seeing what other feature enhancements Palo Alto can support in that.
Takayuki-Umehara - PeerSpot reviewer
Public Cloud Engineer at Prudential
Product deployment protects assets but needs improvement in system support
I am doing maintenance for Microsoft Defender for Business, and I'm currently working with it. We don't need to use the latest version of Microsoft Defender for Business. We still use the latest virus definition file that Microsoft Defender for Business has automatically updated. We implement a basic update mechanism. Our compliance division manages how many servers and PCs we have and whether those servers have antivirus solutions. I am not certain about how Microsoft Defender for Business helps with AI-driven security strategies. I just use it normally and don't know if it uses AI technology. I rate Microsoft Defender for Business a six out of ten.
Kumbesh Rajagopal - PeerSpot reviewer
Senior Security Delivery Analyst at Accenture
Management becomes easier with minimal complications, but improvement in support tools needed
Regarding areas of improvement for Symantec Endpoint Security, there are many changes, and the support portal tool is complicated compared to other tools. When trying to get service from Symantec, the process is complex. I'm not sure whether it's because of my project or something else. Though it is easy to manage, easy to get, easy to install, and works efficiently for managing policies, we faced a significant disadvantage. We wanted to add multiple hashes because of numerous new alerts coming, but we could only add them one by one, which is a considerable disadvantage in Symantec.
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Top Industries

By visitors reading reviews
Computer Software Company
9%
Manufacturing Company
9%
Financial Services Firm
9%
Comms Service Provider
7%
Computer Software Company
16%
Comms Service Provider
9%
Government
6%
Financial Services Firm
6%
Comms Service Provider
12%
Manufacturing Company
10%
Financial Services Firm
9%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business44
Midsize Enterprise20
Large Enterprise47
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise2
Large Enterprise4
By reviewers
Company SizeCount
Small Business69
Midsize Enterprise32
Large Enterprise63
 

Questions from the Community

Cortex XDR by Palo Alto vs. Sentinel One
Cortex XDR by Palo Alto vs. SentinelOne SentinelOne offers very detailed specifics with regard to risks or attacks. ...
Comparing CrowdStrike Falcon to Cortex XDR (Palo Alto)
Cortex XDR by Palo Alto vs. CrowdStrike Falcon Both Cortex XDR and Crowd Strike Falcon offer cloud-based solutions th...
How is Cortex XDR compared with Microsoft Defender?
Microsoft Defender for Endpoint is a cloud-delivered endpoint security solution. The tool reduces the attack surface,...
What is your experience regarding pricing and costs for Microsoft Defender for Business?
Our thoughts on the pricing for Microsoft Defender for Business are that we wish it could be better. If the pricing w...
What needs improvement with Microsoft Defender for Business?
I see room for improvement in Microsoft Defender for Business, particularly regarding the consolidation of all securi...
Which is better - Cortex XDR or Symantec End-User Endpoint Security?
Aqua Security is easy to use and very manageable. Its main focus is on Kubernetes and Docker. Security is a very valu...
Which offers better endpoint security - Symantec or Microsoft Defender?
We use Symantec because we do not use MS Enterprise products, but in my opinion, Microsoft Defender is a superior sol...
What do you like most about Symantec End-User Endpoint Security?
Symantec have everything – documentation, videos, data sheets.
 

Also Known As

Cyvera, Cortex XDR, Palo Alto Networks Traps
No data available
Symantec EPP, Symantec Endpoint Protection (SEP)
 

Overview

 

Sample Customers

CBI Health Group, University Honda, VakifBank
Information Not Available
Audio Visual Dynamics, Red Deer Advocate, Asia Pacific Telecom Co. Ltd., Kibbutz Ein Gedi, and AMETEK, Inc.
Find out what your peers are saying about Microsoft Defender for Business vs. Symantec Endpoint Security and other solutions. Updated: March 2026.
884,933 professionals have used our research since 2012.