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Microsoft Purview Data Loss Prevention vs Trellix DLP comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Dec 3, 2024

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
6.6
Microsoft Purview DLP reduces data leakage, compliance risks, and costs, while enhancing security operations and productivity without extra resources.
Sentiment score
7.9
Enterprise customers achieve 20% ROI with Trellix DLP, reducing costs and improving efficiency by consolidating security management.
We save a lot of time for legal by using Microsoft Purview Data Loss Prevention when searching data for legal and HR and employee issues.
Staff Systems Administrator at a tech vendor with 1,001-5,000 employees
I have also seen fewer accidental data sharing incidents, improved audit readiness, and increased the efficiency of the security team without needing additional headcount.
Technique at Digitaltrack
In these days of data breaches and data leakages that result in huge regulatory fines, we have not had any data breaches that could result in such fines.
Head of Geographies; Data Protection Officer at a financial services firm with 10,001+ employees
We estimate that we have saved around fifty thousand dollars annually by preventing potential breaches and reducing manual compliance work.
Cyber Security Sales Executive at EVSPL
The benefits our customers see from using Trellix DLP include cost reduction, given its competitive pricing in India.
Technical Consultant at Vincacyber
 

Customer Service

Sentiment score
5.9
Microsoft Purview Data Loss Prevention receives mixed reviews, praising documentation but noting slow and inefficient customer support in complex cases.
Sentiment score
6.3
Trellix DLP support is reliable but inconsistent, with regional differences and lengthy resolution times affecting customer satisfaction.
I rate it a ten because they are very quick to respond and very quick to escalate if needed.
Cloud Architecture Lead at bolder inc
Once we got to the Microsoft engineers, the experience was great.
Director of Cyber Security
In terms of support, it's top-notch and always available to help us with any support issues we raise.
Head of Geographies; Data Protection Officer at a financial services firm with 10,001+ employees
We received prompt technical support and remote sessions when necessary.
Senior Security Engineer at Omerika
Trellix's technical support deserves a perfect rating, and I would rate it ten out of ten compared to other solutions.
Senior Technical Support Engineer at Hitachi Systems, Ltd.
The support from both the vendor and Trellix is excellent.
Sr. System Engineer at Zensar Technologies
 

Scalability Issues

Sentiment score
7.4
Microsoft Purview Data Loss Prevention is praised for its scalability and flexibility across industries, organizations, and complex environments.
Sentiment score
7.9
Trellix DLP offers scalable solutions for medium enterprises, adaptable to on-premises and cloud, with potential for further improvement.
The policy working and detection technology need enhancements.
Solution Architect at a tech services company with 51-200 employees
Microsoft Purview Data Loss Prevention scales well with the growing needs of our organization.
Head of Geographies; Data Protection Officer at a financial services firm with 10,001+ employees
Microsoft Purview Data Loss Prevention scales effectively.
Director, IT Infrastructure at a university with 1,001-5,000 employees
Trellix DLP is very scalable, especially with the cloud version as everything is managed in the cloud.
Senior Security Engineer at Omerika
It's a bit of a fallback, and I know they are working on improving scalability.
Senior Cyber Security Specialist Architect at a outsourcing company with 11-50 employees
I would rate the scalability of Trellix DLP between eight to nine out of ten.
Senior Technical Support Engineer at Hitachi Systems, Ltd.
 

Stability Issues

Sentiment score
7.8
Microsoft Purview Data Loss Prevention is stable and reliable, with minor lag, high stability ratings, and positive user feedback.
Sentiment score
8.2
Trellix DLP is stable with high ratings on Windows, some Mac OS issues, but integrates well with third-party solutions.
I would assess the stability and reliability of Microsoft Purview Data Loss Prevention as high.
Co-Owner and Principal Consultant at BriComp Computers
The stability and reliability of Microsoft Purview Data Loss Prevention is great.
Senior Infrastructure Engineer at a computer software company with 51-200 employees
I assess the stability and reliability of Microsoft Purview Data Loss Prevention as quite good because I don't think it's ever gone down, unlike other parts of Azure.
Director, IT Infrastructure at a university with 1,001-5,000 employees
With the move to cloud provisioning, that is not a big problem anymore due to scalability on Trellix's side.
Senior Cyber Security Specialist Architect at a outsourcing company with 11-50 employees
The agents are the main issue as they can behave inconsistently across different versions of operating systems.
Senior Security Engineer at Omerika
Product stability is not a major concern; I would rate it 99% stable.
Senior Technical Support Engineer at Hitachi Systems, Ltd.
 

Room For Improvement

Microsoft Purview DLP needs easier policy setup, improved third-party integration, real-time insights, and enhanced scalability features.
Trellix DLP needs better support, ML, UI, cross-platform integration, resource efficiency, training, and cloud services across operating systems.
Business Premium users can get the data loss prevention features of E5, which is fantastic.
Senior Infrastructure Engineer at a computer software company with 51-200 employees
Implementing a degree of severity ranking is essential.
Director of Cyber Security
More guides, more examples, and more compliance frameworks such as NIST or even PCI compliance would be great.
Director, IT Infrastructure at a university with 1,001-5,000 employees
Having someone within a region who understands the countries and how they approach data and information security is sometimes where the problem lies.
Senior Cyber Security Specialist Architect at a outsourcing company with 11-50 employees
Improved compatibility with Mac OS is needed due to ineffective policy applications.
Senior Security Engineer at Omerika
The product also faces challenges with high CPU and memory utilization, impacting endpoint performance.
Senior Technical Support Engineer at Hitachi Systems, Ltd.
 

Setup Cost

Microsoft Purview DLP is cost-effective with 365 E5, but add-ons and advanced features can be expensive and complex.
Trellix DLP offers competitive pricing per device, scalable with discounts, though support adds costs and currency impacts expenses.
In terms of pricing, I would say it's unlimited value because it's bundled in our A5 and E5 licensing situation.
Director, IT Infrastructure at a university with 1,001-5,000 employees
The pricing for Microsoft Purview Data Loss Prevention is generally set; E5 is required, but it comes with all other products, so I would say it is fine.
Security Engineer at baseVISION
Advanced DLP and insider risk features became expensive when we scaled at the enterprise level.
Soc Anaylst at Softcell Technologies Limited
It used to be in the middle, tending towards the high end, especially in South Africa, where we need to convert from dollars to rands, making things very expensive quickly.
Senior Cyber Security Specialist Architect at a outsourcing company with 11-50 employees
The solution is currently affordable and not considered expensive.
Senior Technical Engineer at Safezone Secure Solutions Private Limited
The pricing for Trellix DLP is good, and it always wins when compared to other solutions.
Senior SAP Basis Consultant at Cloudlink solutions
 

Valuable Features

Microsoft Purview DLP excels in integrated data protection, policy controls, and automatic labeling, enhancing security and compliance in regulated sectors.
Trellix DLP offers centralized management, customizable policies, real-time alerts, and integration, enhancing data protection and compliance efficiency.
Microsoft Purview Data Loss Prevention prevents users from sharing sensitive information outside the organization based on the configurations that we've implemented.
Head of Geographies; Data Protection Officer at a financial services firm with 10,001+ employees
Microsoft Purview has helped improve our organization's ability to discover sensitive data significantly as we use eDiscovery Purview, which is incredibly helpful.
Staff Systems Administrator at a tech vendor with 1,001-5,000 employees
It finds social security numbers in the files when we scan for it, so that we can prevent those from leaving the company.
Managing Director, Chief Information Security Officer at a financial services firm with 201-500 employees
Trellix products are manageable through a centralized control center, meeting requirements from frameworks like PCI DSS.
Senior Security Engineer at Omerika
Additionally, it supports integration with third-party solutions and agents, providing a versatile and user-friendly management experience.
Senior Technical Support Engineer at Hitachi Systems, Ltd.
These features are very useful for protecting company confidential data from being copied to another remote location or other sites.
Sr. System Engineer at Zensar Technologies
 

Categories and Ranking

Microsoft Purview Data Loss...
Ranking in Data Loss Prevention (DLP)
1st
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
36
Ranking in other categories
Microsoft Security Suite (12th)
Trellix DLP
Ranking in Data Loss Prevention (DLP)
11th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
16
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of September 2026, in the Data Loss Prevention (DLP) category, the mindshare of Microsoft Purview Data Loss Prevention is 5.7%, down from 12.1% compared to the previous year. The mindshare of Trellix DLP is 2.5%, down from 4.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Data Loss Prevention (DLP) Mindshare Distribution
ProductMindshare (%)
Microsoft Purview Data Loss Prevention5.7%
Trellix DLP2.5%
Other91.8%
Data Loss Prevention (DLP)
 

Featured Reviews

Rohit Jaiswar - PeerSpot reviewer
Soc Anaylst at Softcell Technologies Limited
Integrated controls have reduced insider risk and now protect sensitive data across our workforce
One standout feature about Microsoft Purview Data Loss Prevention is the tight integration with Insider Risk Management and Defender XDR, as it gives much better context during investigations instead of treating DLP as an isolated alerting tool. We also use endpoint DLP heavily to control USB, copy, print, clipboard, and browser upload activity, which has been very effective for remote workforce security. The best features Microsoft Purview Data Loss Prevention offers include real-time policy enforcement, endpoint DLP, and deep integration with Microsoft 365 plus Defender XDR. We also heavily rely on sensitive information type detection, adaptive policy tips, and insider risk integration to investigate suspicious user behavior with proper context. Another standout feature is the ability to control USB copy, browser uploads, print clipboards, and cloud sharing actions directly from endpoint policies. The integration with Microsoft Defender 365 and Defender XDR helps our team in day-to-day operations because DLP alerts are automatically correlated with endpoint identity, email, and user activity telemetry, which helps the SOC investigate incidents much faster from a single workflow. The sensitive information type detection makes a difference compared to other tools we have used because it is more effective than many legacy DLP tools. It understands context, exact data patterns, document labeling, and Microsoft 365 native content, reducing false positives while improving detection accuracy. Another strong feature of Microsoft Purview Data Loss Prevention is auto-labeling and policy inheritance with Microsoft's Information Protection, which helps maintain protection even after files are shared or moved across workloads. We also value the user coaching or policy tip capability because it educates users in real time instead of only blocking actions, which reduces repeated DLP violations significantly.
Madhav-Reddy - PeerSpot reviewer
Senior SAP Basis Consultant at Cloudlink solutions
Has supported centralized management while needing improvements in feature depth
I have experience working with SentinelOne XDR, EDR, and XDR. Trellix DLP also offers EDR, XDR, and DLP solutions. The platform can be on the cloud, but the end users typically have their own devices installed with DLP on-premises. On a scale from one to ten, I rate Trellix DLP a seven.
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912,801 professionals have used our research since 2012.
 

Top Industries

By visitors reading reviews
Financial Services Firm
14%
Manufacturing Company
8%
Outsourcing Company
8%
Computer Software Company
7%
Financial Services Firm
12%
Manufacturing Company
8%
Outsourcing Company
7%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business17
Midsize Enterprise7
Large Enterprise15
By reviewers
Company SizeCount
Small Business11
Midsize Enterprise2
Large Enterprise4
 

Questions from the Community

What is your experience regarding pricing and costs for Microsoft Purview Data Loss Prevention?
The pricing for Microsoft Purview Data Loss Prevention was manageable for us because we already had Microsoft 365 and Purview-related licensing, but advanced DLP and insider risk features became ex...
What needs improvement with Microsoft Purview Data Loss Prevention?
Microsoft Purview Data Loss Prevention can be improved as the endpoint DLP policy tuning can be complex in large environments, especially when balancing security with user productivity. False posit...
What is your primary use case for Microsoft Purview Data Loss Prevention?
Microsoft Purview Data Loss Prevention is used for monitoring and preventing sensitive data exfiltration across Exchange Online, Teams, SharePoint, OneDrive, and endpoints. From a SOC's perspective...
What needs improvement with Trellix?
If I could add something, I think it would be even more advanced AI-driven anomaly detection. That way it could proactively spot unusual patterns even before data leak attempts happen.
What advice do you have for others considering Trellix?
Trellix DLP is a very advanced level of DLP and a stable solution in the market, which serves both the enterprise segment as well as the SMB segment. I would definitely recommend it. If you are loo...
What is your experience regarding pricing and costs for Trellix DLP?
From my experience, the pricing was fairly competitive. The initial setup cost was moderate and the licensing is flexible. We pay per user and there were some volume discounts, so it scaled pretty ...
 

Also Known As

Microsoft Endpoint Data Loss Prevention, MS Endpoint DLP, Microsoft Endpoint DLP
No data available
 

Overview

Find out what your peers are saying about Microsoft Purview Data Loss Prevention vs. Trellix DLP and other solutions. Updated: September 2026.
912,801 professionals have used our research since 2012.