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Expel vs UnderDefense comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jul 24, 2026

Review summaries and opinions

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

Categories and Ranking

Expel
Ranking in SOC as a Service
4th
Ranking in Managed Detection and Response (MDR)
13th
Average Rating
9.0
Reviews Sentiment
8.2
Number of Reviews
1
Ranking in other categories
No ranking in other categories
UnderDefense
Ranking in SOC as a Service
35th
Ranking in Managed Detection and Response (MDR)
44th
Average Rating
10.0
Number of Reviews
1
Ranking in other categories
Endpoint Detection and Response (EDR) (86th), Security Orchestration Automation and Response (SOAR) (39th), Extended Detection and Response (XDR) (72nd), Compliance Management (54th), AI-SOC (30th), AI-Powered Security Automation (17th)
 

Mindshare comparison

As of October 2026, in the SOC as a Service category, the mindshare of Expel is 8.1%, down from 8.3% compared to the previous year. The mindshare of UnderDefense is 1.4%, up from 0.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
SOC as a Service Mindshare Distribution
ProductMindshare (%)
Expel8.1%
UnderDefense1.4%
Other90.5%
SOC as a Service
 

Featured Reviews

reviewer2578461 - PeerSpot reviewer
MDR Specialist at a tech services company with 201-500 employees
Rapid threat management and diverse technology integration for effective monitoring
Expel has made it easier for companies to monitor and manage various log sources. With its vast integration portfolio, customers can efficiently monitor diverse environments. Time to value is quick, as Expel can turn their service up very rapidly. They have both automated active responses and human processes that quicken threat resolution.
DT
Customer Support Manager at a tech vendor with 1-10 employees
Proactive monitoring has protected our creator data and now keeps abnormal exports under control
Our main use case for UnderDefense Agentic AI SOC is to watch how accounts actually use our platform. Our product is a large database of creator data that customers search and export, so the biggest risk we carry is someone turning a legitimate account into a pipeline for bulk extraction. We rely…
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Top Industries

By visitors reading reviews
Financial Services Firm
16%
Construction Company
10%
Computer Software Company
8%
Manufacturing Company
7%
Manufacturing Company
35%
Construction Company
15%
Security Firm
12%
Outsourcing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Expel?
Expel's pricing has adapted as the market evolved and has become competitive over the past twelve months.
What needs improvement with Expel?
The one area where Expel may not measure up is if a customer requires a managed SIEM as part of their overall solution. There's a gap there, and solutions might require third-party assistance for m...
What is your primary use case for Expel?
I have experience reselling Expel. Customers often come to me wanting to evaluate multiple providers to make a choice based on their specific use cases, requirements, technology investments, and so...
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Also Known As

Workbench, Expel SOC-as-a-Service
No data available
 

Interactive Demo

Demo not available
 

Overview

 

Sample Customers

Amanda Fennell CSO
Kyte, Betsson Grourp, Mammut, Accedian.
Find out what your peers are saying about Arctic Wolf Networks, Palo Alto Networks, LevelBlue and others in SOC as a Service. Updated: October 2026.
918,614 professionals have used our research since 2012.