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- Microsoft Defender for Office 365
- Security Gateway
- Microsoft Defender for Office 365-vs-Security Gateway
Compare Microsoft Defender for Office 365 and Security Gateway 
At a Glance
Market Segments
Mid-Market (37.5% of reviews)
Small-Business (51.4% of reviews)
Entry-Level Pricing
$2.00 1 User Per Month
Starting at $150.00 5 users Per Year
Microsoft Defender for Office 365
Star Rating
(291)4.5 out of 5
Market Segments
Mid-Market (37.5% of reviews)
Entry-Level Pricing
$2.00 1 User Per Month
Browse all 2 pricing plansSecurity Gateway
Star Rating
(35)4.6 out of 5
Market Segments
Small-Business (51.4% of reviews)
Entry-Level Pricing
Starting at $150.00 5 users Per Year
Free Trial is available
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that Security Gateway excels in its Anti-Spam functionality, achieving a score of 9.6, which reviewers mention significantly reduces unwanted emails, enhancing productivity.
- Reviewers mention that Microsoft Defender for Office 365 shines in its Advanced Threat Protection (ATP) with a score of 9.1, providing robust security against sophisticated attacks, which users say is crucial for larger organizations.
- G2 users highlight Security Gateway's superior Intelligence Reporting feature, scoring 9.4, as it offers detailed insights that help in understanding email threats better, while users on G2 note that Microsoft Defender's reporting, though good, scores lower at 8.8.
- Users say that Security Gateway's Data Loss Prevention feature, rated at 9.0, is particularly effective in safeguarding sensitive information, whereas Microsoft Defender's score of 8.5 indicates room for improvement in this area.
- Reviewers mention that Security Gateway's ease of use, with a score of 9.2, makes it a favorite among small businesses, while Microsoft Defender's score of 8.9 suggests it may require a steeper learning curve for some users.
- Users report that Security Gateway's Compliance features, scoring 9.5, are highly regarded for meeting regulatory requirements, while Microsoft Defender's compliance score of 8.8 indicates it may not be as comprehensive in this regard.
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Pricing
Entry-Level Pricing
Microsoft Defender for Office 365
Microsoft Defender for Office Plan 1
$2.00
1 User Per Month
Defender for Office 365 Plan 1 offers protection against advanced attacks across email and collaboration tools in Office 365.
- Protection against advanced attacks, such as phishing, malware, spam, and business email compromise
- Protection beyond email (Microsoft Teams, SharePoint, OneDrive, and Office apps)
- Internal email protection
Security Gateway
On-Prem Security Gateway
Starting at $150.00
5 users Per Year
Security Gateway's simple and easy-to-use features analyze, manage, and report on the inbound and outbound email traffic patterns of Microsoft Exchange Server or any other SMTP email server.
- Easy Administration
- Comprehensive Reporting
- User Quarantine Reports
Free Trial
Microsoft Defender for Office 365
No trial information availableSecurity Gateway
Free Trial is available
Ratings
Meets Requirements
9.0
227
9.3
31
Ease of Use
8.9
229
9.2
31
Ease of Setup
8.8
106
8.8
23
Ease of Admin
8.9
101
9.2
23
Quality of Support
8.7
222
9.0
28
Has the product been a good partner in doing business?
8.8
102
9.4
21
Product Direction (% positive)
9.4
218
8.8
30
Features by Category
Administration
8.8
143
|
Verified
9.4
11
|
Verified
9.0
141
|
Verified
9.2
10
|
Verified
8.9
138
|
Verified
9.2
12
|
Verified
8.5
136
|
Verified
9.0
5
Maintenance
8.7
134
|
Verified
9.0
12
|
Verified
8.8
141
|
Verified
9.6
12
|
Verified
8.8
137
9.5
11
8.6
132
|
Verified
9.5
11
|
Verified
Security
9.0
143
|
Verified
9.6
12
|
Verified
8.9
137
9.4
11
8.8
140
|
Verified
9.2
11
|
Verified
9.1
140
|
Verified
9.0
5
9.0
143
|
Verified
8.3
5
8.7
133
|
Verified
8.7
5
|
Verified
Administration
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Detection
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Protection
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Intelligent Email Protection
Not enough data
Not enough data
Not enough data
Not enough data
Functionality
Not enough data
9.6
8
|
Verified
Not enough data
9.4
8
|
Verified
Not enough data
9.6
8
|
Verified
Not enough data
8.8
8
|
Verified
Not enough data
8.8
8
|
Verified
Not enough data
9.4
8
|
Verified
Not enough data
8.8
8
Not enough data
8.1
6
|
Verified
Not enough data
9.6
8
|
Verified
Not enough data
8.8
7
|
Verified
Agentic AI - Secure Email Gateway
Not enough data
Not enough data
Agentic AI - Email Anti-spam Features
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Microsoft Defender for Office 365 and Security Gateway are categorized as Cloud Email Security and Email Anti-spam
Unique Categories
Microsoft Defender for Office 365 is categorized as Intelligent Email Protection
Security Gateway is categorized as Secure Email Gateway
Reviews
Reviewers' Company Size
Microsoft Defender for Office 365
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Security Gateway
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Information Technology and Services
27.3%
Computer Software
12.4%
Computer & Network Security
12.0%
Financial Services
5.5%
Consulting
2.9%
Other
40.0%
Information Technology and Services
11.4%
Retail
8.6%
Computer & Network Security
8.6%
Accounting
8.6%
Telecommunications
5.7%
Other
57.1%
Most Helpful Reviews
Microsoft Defender for Office 365
Most Helpful Favorable Review
manuraj r.
Verified User in Computer Software
MDO Email protection is one of the best in the industry, as it has an out-of-the-box approach and automatically scans for malicious emails, and phishing emails and antivirus helps the system. Stared to work alone as testing for the product to scale for the...
Most Helpful Critical Review
Sameer C.
Verified User in Consumer Electronics
Installation and customer service can improve
Security Gateway
Most Helpful Favorable Review
Michelle Anne A.
Verified User in Accounting
I like that our work server is very secure and can monitor all the things that we are doing.
Most Helpful Critical Review
Verified User in Accounting
Seemed to serve the employer's purpose and didn't appear to cause significant issues
manuraj r.
Verified User in Computer Software
MDO Email protection is one of the best in the industry, as it has an out-of-the-box approach and automatically scans for malicious emails, and phishing emails and antivirus helps the system. Stared to work alone as testing for the product to scale for the...
Michelle Anne A.
Verified User in Accounting
I like that our work server is very secure and can monitor all the things that we are doing.
Sameer C.
Verified User in Consumer Electronics
Installation and customer service can improve
Verified User in Accounting
Seemed to serve the employer's purpose and didn't appear to cause significant issues
Alternatives
Discussions
What are the security features of Microsoft 365?
2 comments
EF
Multi-factor authentication, data encryption, threat protection, data protection, identity and access management are major features of MS Office 365.Read more
Does Microsoft 365 include Microsoft Defender?
2 comments
RS
Certainly! Please provide the text in the Unknown Language that you would like translated into English.Read more
Microsoft Defender for Office 365 has no more discussions with answers
there was an integration with AD for autoname population
1 comment
AC
Are you asking for AD verification? Name is being populated after SG verified the account.
Your account must be GLOBAL ADMINISTRATOR
It's in SETUP/USERS...Read more
What does a security gateway do?
1 comment
EW
Hi, thanks for your question! SecurityGateway is an email gateway you can place in front of your email server that offers protection from external email...Read more
What is a USG router?
1 comment
EW
Hi! SecurityGateway for Email is a software that delivers email threat detection technology to protect email servers from viruses, spam, phishing, data...Read more
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