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Fortinet FortiGate IPS vs Zscaler Cloud IPS comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 19, 2024

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

Fortinet FortiGate IPS
Ranking in Intrusion Detection and Prevention Software (IDPS)
4th
Average Rating
8.2
Reviews Sentiment
7.1
Number of Reviews
64
Ranking in other categories
No ranking in other categories
Zscaler Cloud IPS
Ranking in Intrusion Detection and Prevention Software (IDPS)
16th
Average Rating
9.0
Reviews Sentiment
6.8
Number of Reviews
5
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of April 2025, in the Intrusion Detection and Prevention Software (IDPS) category, the mindshare of Fortinet FortiGate IPS is 7.2%, up from 6.6% compared to the previous year. The mindshare of Zscaler Cloud IPS is 1.4%, up from 1.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Intrusion Detection and Prevention Software (IDPS)
 

Featured Reviews

Taha Turkestani - PeerSpot reviewer
Enhanced threat prevention with very good support and valuable behavior reports
We use FortiGate as a firewall. We have a FortiGate 201 model It's good that we didn't get hacked or attacked, indicating strong threat prevention. The reporting on employee behavior and the prevention of new viruses are essential features. Additionally, we have found it convenient for…
Atdhe Zyhranaj - PeerSpot reviewer
It allows for a separation between cloud applications and URL filtering
We recently had a significant issue with Zscaler. I think they have too many customers and some of their connection edge nodes went down because there were too many requests. I think they aren't scaling enough to keep up with the demand in some areas. That's one thing they should improve.

Quotes from Members

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

Pros

"The ease of use, concise reports, and threat identification are very user-friendly and valuable."
"It is a reliable solution."
"The most valuable feature of Fortinet FortiGate IPS is its efficiency."
"The solution is stable."
"The feature that I find most valuable is its protection of the websites."
"The most useful feature of FortiGate IPS for me is Application Control."
"The Fortinet FortiGate IPS has a good interface and integration."
"The detection is great."
"The product's most valuable feature is complete SSL inspection."
"The initial setup process is easy."
"Cloud IPS integration is seamless, and it uses a Zero Trust model. It also simplifies overall user access management."
"The best feature is that Zscaler allows for a separation between cloud applications and URL filtering. For example, under the cloud application segment, I can bypass Microsoft Office 365 without the need to add URLs manually. It's one click, so that's handy."
"The initial setup is straightforward and easy in comparison with other solutions."
 

Cons

"I have contacted the support from Fortinet FortiGate IPS. The service was good but the speed could be better."
"To stay ahead of the competition Fortinet FortiGate IPS needs to think about how to adjust pricing."
"We'd like to have multi-factor authentication via fiber."
"The graphical interface could be improved."
"There is a need for enhancement with the signature management, improving the datasheet numbers, and scalability issues."
"It would be helpful to have a better tool for migrating all policy rules using an automatic script."
"The solution is not scalable."
"Fortinet FortiGate IPS could improve the VPN. There are times it is slow."
"We recently had a significant issue with Zscaler. I think they have too many customers and some of their connection edge nodes went down because there were too many requests. I think they aren't scaling enough to keep up with the demand in some areas. That's one thing they should improve."
"When it comes to scalability, the IPsec could be improved."
"There is always room for improvement."
"They have given limited free access for a year. Instead, they should increase the file size and give limited free access for around two months. It will allow engineers to evaluate the product."
"We encounter issues sharing IP addresses with other companies using the software."
 

Pricing and Cost Advice

"There is only a standard license cost to use the solution."
"They are more expensive than others."
"It is not expensive as compared to Cisco."
"The solution could be better priced."
"The price is okay, so far so good."
"The product is expensive. I rate its pricing a six out of ten."
"There is an annual license to use this solution. The prices have been increasing over the years."
"There is a license required to use Fortinet FortiGate with all the features. It has to be updated with the threats on an ongoing basis for the signatures to prevent threats and a license is needed to receive those security updates."
"The product is not affordable for small and medium enterprises."
"The software has become more expensive at present."
"Zscaler has so far been solely responsible for all the sales we have done with it, so it would be more suited than us to address any issues concerning the pricing."
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Top Industries

By visitors reading reviews
Computer Software Company
16%
Financial Services Firm
10%
Comms Service Provider
9%
Manufacturing Company
8%
Financial Services Firm
13%
Manufacturing Company
12%
Computer Software Company
11%
Healthcare Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What do you like most about Fortinet FortiGate IPS?
The most significant aspect of IPS is self-explanatory as it primarily focuses on intrusion prevention, which is crucial for Fortinet's internal outbreak prevention efforts and ensuring compliance ...
What is your experience regarding pricing and costs for Fortinet FortiGate IPS?
There are no extra expenses involved after purchasing the solution. Pricing could be better, however, overall, it is considered a middle-level price for a middle-level company.
What needs improvement with Fortinet FortiGate IPS?
There could be improvements in the mathematical algorithms used for behavior analytics of traffic. More advanced AI capabilities would be beneficial in future updates.
What do you like most about Zscaler Cloud IPS?
The product's most valuable feature is complete SSL inspection.
What is your experience regarding pricing and costs for Zscaler Cloud IPS?
The product is not affordable for small and medium enterprises.
What needs improvement with Zscaler Cloud IPS?
They have given limited free access for a year. Instead, they should increase the file size and give limited free access for around two months. It will allow engineers to evaluate the product.
 

Also Known As

FortiGate IPS
No data available
 

Overview

 

Sample Customers

Riverside Healthcare, Salt Lake City, Dell SecureWorks, Credit Bank Zagreb
Zenith Live, Azure, Carlsberg Group
Find out what your peers are saying about Fortinet FortiGate IPS vs. Zscaler Cloud IPS and other solutions. Updated: April 2025.
849,190 professionals have used our research since 2012.