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MetaDefender Email Gateway Security vs SonicWall Email Security comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Oct 6, 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

MetaDefender Email Gateway ...
Ranking in Email Security
32nd
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
3
Ranking in other categories
Secure Email Gateway (SEG) (13th)
SonicWall Email Security
Ranking in Email Security
26th
Average Rating
7.6
Reviews Sentiment
6.6
Number of Reviews
15
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2026, in the Email Security category, the mindshare of MetaDefender Email Gateway Security is 1.0%, up from 0.4% compared to the previous year. The mindshare of SonicWall Email Security is 0.9%, up from 0.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Email Security Mindshare Distribution
ProductMindshare (%)
SonicWall Email Security0.9%
MetaDefender Email Security Solutions1.0%
Other98.1%
Email Security
 

Featured Reviews

RM
Senior Information Systems Engineer at Liberty Pumps, Inc.
Helpful support, and useful dashboards
They offer a feature called SmartLink neutralization. I have tried it before. It seemed to work most of the time; however, I had a few users for whom it just wouldn't work. Whenever they click on a link, it stays on the MetaDefender page, saying that it's scanning it and never moves forward. I haven't tried it in a while since then. Since I can't turn it off on a per-user basis, I had to turn it off globally. I have certain exceptions for not doing the sanitization, and how to set those up is not intuitive. It would be useful if there were a better way of doing that. Using digital certificates is hard. It would be better if it used Windows Servers' built-in certificate management.
Mahendra Basera - PeerSpot reviewer
Sr. Engineer at InterGlobe Technology Quotient
Improved email threat visibility and security posture through adaptive reputation and analytics
I have experience with Cisco and other vendors like Sophos. I have more than 10 years of experience in this field. I worked with the Adaptive Reputation Management feature of SonicWall. Machine learning plays an important role in updating threat intelligence, particularly with SonicWall. The pricing for SonicWall Email Security is reasonable and budget-friendly. My overall rating for SonicWall Email Security is 8 out of 10 because, apart from the areas that need improvement, it was overall good.

Quotes from Members

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

Pros

"The most valuable feature is called summary reconstruction which is used to deliver encrypted files to users."
"The most valuable feature of MetaDefender Email Security is the CDR. Customers purchase this solution specifically for data communication, as the other features can be obtained through other technologies that most customers already possess. Therefore, data communication serves as the foundation for the platform."
"The sanitization is very good."
"The most valuable feature is that it protects from spam."
"The most valuable features are the anti-spam, anti-phishing, anti-virus, and anti-spoofing."
"SonicWall Email Security uses multi-layer cloud security."
"This solution provides very good email security that protects us against spamming and malware."
"Beside a few issues with specificity in the email protection controls, this product is very good at handling email security."
"The anti-spam aspect of the solution is its most valuable feature."
"The pricing for SonicWall Email Security is reasonable and budget-friendly."
"SonicWall Email Security has benefited the company by preventing attacks, protecting us from threats such as ransomware and phishing, and notifying the IT team when phishing emails have been blocked."
 

Cons

"They offer a feature called SmartLink neutralization. I have tried it before. It seemed to work most of the time; however, I had a few users for whom it just wouldn't work. Whenever they click on a link, it stays on the MetaDefender page, saying that it's scanning it and never moves forward."
"Although the number of AV engines is good, it could be better."
"The DLP should be upgraded and has room for improvement."
"SonicWall Email Security could improve by making the file blocking and the release feature easier to use"
"I am not satisfied with phishing protection, as it falls completely under the email domain security."
"They need well-trained partners in Nigeria."
"Load balancing is not stable."
"The pricing could be improved."
"There could be definition updates included in the subscription."
"SonicWall Email Security is scalable, but the price per license is expensive."
"Updates could be released more frequently."
 

Pricing and Cost Advice

"According to our customers, the price of MetaDefender is high and it continues to increase by almost 15 percent each year."
"The overall price of SonicWall Email Security should be reduced and there should be an option to purchase one or two licenses more instead of their current policy of bulk increases only. There should be more flexibility in the licensing model. Each license cost approximately $33 annually."
"We have a two-year license subscription and the price is very high."
"The platform offers a yearly license."
"When compared with Cisco, it is very well priced. Cisco is very expensive."
"I rate the application’s pricing a five out of ten."
"Our customers purchase the solution's yearly license."
"The cost is cheaper than Sophos. I would rate it as five out of ten."
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916,956 professionals have used our research since 2012.
 

Top Industries

By visitors reading reviews
Construction Company
13%
Comms Service Provider
10%
Outsourcing Company
10%
Pharma/Biotech Company
6%
Construction Company
15%
Financial Services Firm
10%
Comms Service Provider
8%
Marketing Services Firm
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business12
Midsize Enterprise3
Large Enterprise3
 

Questions from the Community

Ask a question
Earn 20 points
What needs improvement with SonicWall Email Security?
Policy deployment could be time consuming and represents an area for improvement in SonicWall Email Security.
What is your primary use case for SonicWall Email Security?
SonicWall Email Security was used for security purposes, which aligns with the product's core function.
 

Also Known As

OPSWAT MetaDefender Email Security, MetaDefender Email Gateway Security, MetaDefender Email Security
Dell SonicWALL Email Security Platform, SonicWall Hosted Email Security
 

Overview

 

Sample Customers

https://www.opswat.com/blog/how-one-of-the-largest-banks-in-taiwan-uses-opswat-metadefender-email-security-to-close-security-gaps https://www.opswat.com/blog/hapool-insurance-achieves-almost-100-reduction-in-email-threats-with-opswat https://www.opswat.com/blog/luzerner-psychiatrie-ag-stops-email-borne-malware-attacks-with-opswat-technology
Star Kay White, Locala Community Partnerships
Find out what your peers are saying about MetaDefender Email Gateway Security vs. SonicWall Email Security and other solutions. Updated: September 2026.
916,956 professionals have used our research since 2012.