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Microsoft Defender XDR vs Microsoft Purview Compliance Manager 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
6.7
Microsoft Defender XDR provides high ROI by consolidating security tools, streamlining operations, and enhancing security, despite licensing costs.
Sentiment score
7.8
Microsoft Purview Compliance Manager reduces costs by 50%, streamlines tasks, and is included in Office 365 E5 licensing.
We can quarantine and isolate a device within minutes.
Microsoft Defender XDR has saved me at least 50% of my time.
Ever since we turned on the M5 feature set back in June, we have seen a reduced number of potentially malicious clicks and faster alerting when incidents occur.
The process is reduced from weeks to a day, showcasing a solid nine for return on investment.
 

Customer Service

Sentiment score
6.2
Microsoft Defender XDR's support is timely and responsive, yet smaller organizations experience slower, less effective assistance than larger ones.
Sentiment score
4.7
Microsoft Purview Compliance Manager support faces mixed reviews, citing long resolution times and outsourced staff inefficiencies.
You get stuck in low-level support for way longer than you should, instead of them escalating the issue up the chain.
It's critical to escalate SEV B issues immediately to a domestic engineer.
Once issues are escalated to the second or third layer, the support is much better.
Since I approach them with more complicated issues, it takes quite a bit of time to get through those two support tiers.
The support staff, who are often outsourced, seem not adequately equipped to handle issues quickly and efficiently.
The quality of support is affected because most support staff seem focused on obtaining five-star ratings rather than resolving problems thoroughly.
 

Scalability Issues

Sentiment score
7.6
Microsoft Defender XDR scales well for various organizations, efficiently supporting growth and flexibility despite some network deployment challenges.
Sentiment score
7.7
Microsoft Purview Compliance Manager excels in scalable deployment across environments but faces constraints in crafting detailed policies.
Microsoft Defender XDR shows tremendous scalability, much more so than on-premises solutions.
Microsoft Defender XDR scales pretty well.
It is suitable for enterprise-level deployment but has room for improvement.
As services increase, eDiscovery capabilities also increase, allowing easy deployment.
It is straightforward since it scans everything, covering all aspects needed in our operations.
While the solution is scalable in terms of user numbers, there are limitations when creating more granular level policies.
 

Stability Issues

Sentiment score
8.0
Microsoft Defender XDR is praised for high stability, reliable performance, minimal issues, frequent updates, and prompt issue resolution.
Sentiment score
7.9
Microsoft Purview Compliance Manager is reliable but needs improved eDiscovery and search functionality despite regular updates and changes.
The service has remained consistently online, with any issues isolated to specific components, suggesting a well-designed and modular architecture.
The services within our ecosystem have been reliable, meeting their SLAs.
It provides high-fidelity signals.
Despite stability, it needs to be more user-friendly and competitive compared to other eDiscovery tools.
It is reliable and I can depend on it.
In terms of latency, stability is not an issue.
 

Room For Improvement

Microsoft Defender XDR requires enhancements in speed, integration, automation, AI, ease-of-use, and industry-specific threat intelligence.
Microsoft Purview Compliance Manager needs integration, UI improvements, cost reduction, and enhanced policy and monitoring features for better usability.
The licensing process needs improvement and clarification.
Improvements are needed in automated response capabilities.
Some inconsistencies exist between blades, which could be improved for a more seamless user and UI experience.
Microsoft Copilot Security converts human language to search queries using its AdLM language model.
The speed and accessibility, particularly in the user interface, require significant work.
The Purview Compliance Portal's log management could be more user-friendly, making data retrieval, like email logs, challenging.
 

Setup Cost

Microsoft Defender XDR pricing is seen as complex but fair, with high costs alleviated in bundled Microsoft 365 packages.
Microsoft Purview Compliance Manager offers cost-efficient pricing, especially for existing Microsoft users, and is notably cheaper than competitors.
There are certainly savings when using Microsoft Defender XDR, which can range from 30%, 40%, and even up to 50%.
I would rate the pricing as eight out of ten, indicating it is a reasonable cost for the product.
Microsoft purposefully obfuscates this through marketing ploys to hide costs.
I rate the pricing as a one since it is included in what I am already paying for, as part of the Microsoft 365 E5 licensing.
Microsoft Purview Compliance Manager is priced at 60% to 70% compared to some competitors.
 

Valuable Features

Microsoft Defender XDR integrates tools for comprehensive security, offering threat detection, automation, identity protection, and enhanced efficiency.
Microsoft Purview Compliance Manager streamlines multi-cloud data protection and compliance, enhancing visibility and integrating seamlessly with Microsoft 365.
With Microsoft threat intelligence information, it detects various types of threats, including insider attacks, malicious content, and data exfiltration.
This allows us to secure our systems in advance and proactively improve security, rather than waiting for incidents to occur.
Once we have it on the security dashboard, we can see a real-time storyline.
Microsoft Purview Compliance Manager's eDiscovery is essential for organizations using Outlook as their email service.
The most valuable feature is data classification retention since I deal with terabytes of data, and managing and monitoring it simplifies the process.
The best aspect is that it requires little to no time for implementation if I am using all of Microsoft's tools.
 

Categories and Ranking

Microsoft Defender XDR
Ranking in Microsoft Security Suite
5th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
102
Ranking in other categories
Endpoint Detection and Response (EDR) (5th), Extended Detection and Response (XDR) (2nd)
Microsoft Purview Complianc...
Ranking in Microsoft Security Suite
25th
Average Rating
8.0
Reviews Sentiment
7.1
Number of Reviews
9
Ranking in other categories
Data Governance (14th)
 

Mindshare comparison

As of September 2025, in the Microsoft Security Suite category, the mindshare of Microsoft Defender XDR is 6.5%, up from 5.9% compared to the previous year. The mindshare of Microsoft Purview Compliance Manager is 1.3%, down from 1.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsoft Security Suite Market Share Distribution
ProductMarket Share (%)
Microsoft Defender XDR6.5%
Microsoft Purview Compliance Manager1.3%
Other92.2%
Microsoft Security Suite
 

Featured Reviews

MohtesanShaikh - PeerSpot reviewer
Experience improves security management and simplifies threat protection
I have created automated investigations, and while they work, they operate rather slowly in the Microsoft portal. If I automate something, it takes considerable time; if I do it manually, I can complete it in a quarter of the time. The automation response being slow is the main concern; when an incident occurs or if I run a remediation, it takes significant time to complete the remediation. There are some limitations regarding the scalability of Microsoft Defender XDR with specific licensing. For SMB customers, there is only Microsoft Defender for Business, and if they want more features such as XDR features and automation investigation or incident response, they need to purchase Defender for Endpoint. We are currently using the EDR.
Peter-Murphy - PeerSpot reviewer
Streamlined data management and improved compliance with efficient document classification
The most valuable feature is data classification retention since I deal with terabytes of data, and managing and monitoring it simplifies the process. Additionally, the system provides a dashboard showing our compliance status, which aids in managing compliance tasks. The compliance score feature allows me to assess and compare our compliance across organizations. I've also noticed efficiency gains, especially in handling subject access requests. Previously, these tasks were manual and time-consuming, but now they are streamlined, reducing the process from weeks to just a day.
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Top Industries

By visitors reading reviews
Computer Software Company
16%
Financial Services Firm
9%
Manufacturing Company
8%
Government
7%
Computer Software Company
13%
Financial Services Firm
12%
Healthcare Company
8%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business46
Midsize Enterprise23
Large Enterprise37
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise4
 

Questions from the Community

What do you like most about Microsoft 365 Defender?
Microsoft Defender XDR provides strong identity protection with comprehensive insights into risky user behavior and potential indicators of compromise.
What is your experience regarding pricing and costs for Microsoft 365 Defender?
The pricing for Microsoft Sentinel operates on a pay-as-you-go model based on data ingestion. I recall that Defender XDR pricing is based on the number of endpoints.
What needs improvement with Microsoft 365 Defender?
For Microsoft Defender XDR ( /categories/extended-detection-and-response-xdr ), there is currently no ability to reset passwords for on-premises accounts, which is a key challenge. Incident managem...
What do you like most about Microsoft Purview Compliance Manager?
We have more visibility of data and how it is being shared.
What is your experience regarding pricing and costs for Microsoft Purview Compliance Manager?
While not cheap, Microsoft Purview Compliance Manager is priced at 60% to 70% compared to some competitors. Additional costs may involve OCR page scanning.
What is your primary use case for Microsoft Purview Compliance Manager?
When I tried to set up Microsoft Purview Compliance Manager for my organization to ensure people are not sending PII documents, especially payment cards, using keywords for flagging, it disrupted o...
 

Also Known As

Microsoft 365 Defender, Microsoft Threat Protection, MS 365 Defender
Microsoft Compliance Manager
 

Overview

 

Sample Customers

Accenture, Deloitte, ExxonMobil, General Electric, IBM, Johnson & Johnson and many others.
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Find out what your peers are saying about Microsoft Defender XDR vs. Microsoft Purview Compliance Manager and other solutions. Updated: July 2025.
866,956 professionals have used our research since 2012.