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Hillstone S-Series Network Intrusion Prevention System vs WatchGuard Firebox comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Feb 15, 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

Fortinet FortiGate
Sponsored
Ranking in Intrusion Detection and Prevention Software (IDPS)
1st
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
583
Ranking in other categories
Secure Web Gateways (SWG) (2nd), Firewalls (1st), Software Defined WAN (SD-WAN) Solutions (1st), WAN Edge (1st), ZTNA (1st), Unified Threat Management (UTM) (1st)
Hillstone S-Series Network ...
Ranking in Intrusion Detection and Prevention Software (IDPS)
22nd
Average Rating
9.0
Reviews Sentiment
7.8
Number of Reviews
1
Ranking in other categories
No ranking in other categories
WatchGuard Firebox
Ranking in Intrusion Detection and Prevention Software (IDPS)
5th
Average Rating
8.4
Reviews Sentiment
6.8
Number of Reviews
131
Ranking in other categories
Data Loss Prevention (DLP) (12th), Firewalls (10th), Anti-Malware Tools (6th), Endpoint Detection and Response (EDR) (18th), Application Control (4th), Unified Threat Management (UTM) (4th)
 

Mindshare comparison

As of March 2026, in the Intrusion Detection and Prevention Software (IDPS) category, the mindshare of Fortinet FortiGate is 12.6%, down from 19.3% compared to the previous year. The mindshare of Hillstone S-Series Network Intrusion Prevention System is 1.4%, up from 0.6% compared to the previous year. The mindshare of WatchGuard Firebox is 5.5%, down from 11.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Intrusion Detection and Prevention Software (IDPS) Market Share Distribution
ProductMarket Share (%)
Fortinet FortiGate12.6%
WatchGuard Firebox5.5%
Hillstone S-Series Network Intrusion Prevention System1.4%
Other80.5%
Intrusion Detection and Prevention Software (IDPS)
 

Featured Reviews

Vasu Gala - PeerSpot reviewer
Manager, Information Technology Operation/Presales at TechMonarch
A stable solution with an intuitive interface and quick customer service
I have been working with Fortinet FortiGate, WatchGuard, Sophos, and SonicWall. I'm not as comfortable with SonicWall because of their UI and limitations. I prefer Fortinet above all other options. When it comes to configuration, I am confident in my ability to handle various tasks, including creating policies such as firewall rules, web policies, and application policies. Additionally, I can configure VPNs and implement load balancing, among other tasks. Overall, I feel much more comfortable working with Fortinet. Fortinet has made significant improvements by integrating AI with firewalls for threat analysis and prevention. In the past 2-3 years, they have launched FortiSASE and SIEM, and they also provide SOC services. Both Palo Alto and Fortinet FortiGate are excellent. While Fortinet FortiGate comes at higher prices, the functionality and support justify the cost. They promptly resolve firmware issues and inform all support providers about configuration changes.
reviewer1080873 - PeerSpot reviewer
Senior Consultant at a tech services company with 51-200 employees
Complements any firewall
The core processors are there and it's able to generate reports for that. It also complements any kind of firewall. For example, if an end user is using Palo Alto as a firewall, they'd need another layer of firewall like the S-Series that will protect internal servers. It's something that complements any firewall in the market.
PS
CEO at ajuntament del Prat
Network protection has improved with stronger VPN connectivity but administration remains complex
Deploying WatchGuard Firebox was quite easy, but we have had some problems regarding the VPN and the administration of the tool and the two firewalls that we have. When comparing WatchGuard Firebox with our previous solution, Palo Alto, we have had some problems in administration because of the tools. I think that they have some aspects in their system that are cloud-provided, but they also have an on-premise solution, which makes this combination good. Although I should say that when compared to Palo Alto, we have taken a step backwards. In general, I would rate WatchGuard Firebox around 6-7; it is a good firewall, but they lack good administration tools. We experience many problems with the performance and administration tools on the web, including several issues with VPNs.

Quotes from Members

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

Pros

"The reporting on employee behavior and the prevention of new viruses are essential features."
"With Fortinet FortiGate, we improved security significantly."
"The most valuable feature is the deep inspection for traffic, which is capable of identifying zero-day attacks."
"The Fortinet FortiGate local partners were good. I did not have direct contact with Fortinet support."
"The performance is good."
"Reliability is the best feature. We faced some issues when we were setting it up, but the service, portal, and administration are good."
"The initial setup is easy."
"Good load balancing feature."
"Setup is straightforward with the same reliability and scalability as the firewall series."
"It's very easy to use, especially compared to similar products. A lot more users use the WatchGuard appliance now than use the SonicWall appliance because of the ease of usability."
"We have witnessed an ROI as it has helped with security measures."
"I haven't a problem with anti-virus stability using WatchGuard for over two years."
"The stability of WatchGuard Firebox is good."
"It's user-friendly. And if you are using a WatchGuard device and you want to test that side of the software, it's quite easy to get the license to test it."
"It is the most effective on non-encrypted traffic and it is able to determine some threats through deep packet inspection."
"I like intrusion detection the most."
"The technical support of WatchGuard Threat Detection and Response is generally helpful; we have had two issues related to the VPN, and we experienced 24/7 activity from their team—their support was very powerful as they responded very quickly and stayed online with us for two days."
 

Cons

"Technical support could be better. You don't always get the level of help you need right away."
"Previously it had a hiccup around a bug within the authentication VPN due to the firmware, but after updating, it's easier to control."
"There were quite a few problems with the stability of the system."
"The advanced models are expensive."
"The price of the solution could be cheaper."
"FortiManager has not been my favorite. I don't use it and cannot say I really care for FortiManager for managing the firewalls."
"They could improve the response time and quality of support."
"They can do more tests before they release new versions because I would like to be more assured. We had some experiences where they release something new and great, but some of the old features are disabled or they don't work well, which impacts the product satisfaction. The manufacturer should be able to prove that everything works or not only that it might work. This is applicable to most of the other services, software, and hardware companies. They all should work on this. We cannot trust every new release, such as a beta release, on the first day. We wait for some comments on the forums and from other companies that we know. We always wait a few weeks before we use the updated version. They should also extend the VPN client application, especially for Linux versions. Currently, it has an application for Linux devices, but it doesn't work the way we want to connect to the VPN. They use only the old connection, not the new one. They have VPN client applications for Windows and Mac, but they can add more useful features to better manage the devices and monitor the current health of each device. Such features would be helpful for our company."
"Lack of tools to help educate end users"
"The solution needs to improve the interface. I'm not able to easily find things using it."
"The few issues that we have had, such as not knowing where to go, they have been answered quickly."
"It can have a couple of false positives, but after you add them to your allow list, it works fine. It could have better Mac support. I am pretty sure it doesn't have much support for Mac. It can be installed on a Mac, but it is not that good."
"I would like to see more tutorials on setting up the Firebox."
"We bought Firebox four or five years ago, and with the first version I had to reboot it every two or three months for no apparent reason. We upgraded last year to the M370 and it's been running, but it is rebooting from time to time. I don't know why."
"WatchGuard technical support requires a license."
"The usability could be better, but it is definitely manageable. If we have to go to a backup internet connection, that could be a little bit easier."
"The UI and web view aren't nice."
 

Pricing and Cost Advice

"It has been two years. I don't remember the actual price, but it was affordable. We buy the boxes and then use the license for three years."
"I rate the product's pricing a seven out of ten. The additional cost depends on the extra feature requirements."
"Easy to understand licensing requirements."
"Fortinet has more device options that are affordable for small businesses than Palo Alto, and its enterprise-level models are also cheaper. Palo Alto also has a separate license for VPN connections and SD-WAN, but FortiGate offers these features standard."
"Fortinet is the least expensive solution."
"When I look around at other products, such as Sophos, Fortinet FortiGate is 20% to 30% more expensive with our current cost."
"The solution's pricing is competitive."
"For the performance that we get, the price is reasonable. There are cheaper options, but they may not deliver the same kind of performance that we want. For the performance they provide, the price is acceptable."
Information not available
"It is kind of expensive. I buy it on the appliance. I always buy three-year total security."
"Cheap."
"We pay about $3,500 every three years."
"The pricing of WatchGuard is probably a little higher than the SonicWall, but it makes up for it in dependability. It's worth it to me, especially since it's not much higher. For just a little bit higher price you get the dependability of the firewall with the WatchGuard brand."
"WatchGuard offers competitive pricing with attractive margins, benefiting both the company and its partners."
"It has a very good price. It is not the most expensive one, and it is also not the cheapest one. It is just spot-on in terms of price."
"It costs me about $800 a year."
"WatchGuard had a very competitive price. It was only 10 to 20 percent more than a single instance device but with that extra cost it provided a second load balancing device... unlike other brands whose method of hardware and software licensing would have doubled our cost."
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Comms Service Provider
9%
Manufacturing Company
8%
Financial Services Firm
6%
No data available
Comms Service Provider
11%
Computer Software Company
10%
Manufacturing Company
7%
Retailer
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business359
Midsize Enterprise133
Large Enterprise190
No data available
By reviewers
Company SizeCount
Small Business95
Midsize Enterprise28
Large Enterprise15
 

Questions from the Community

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Ask a question
Earn 20 points
What is your primary use case for WatchGuard Firebox?
We are providing our services to all WatchGuard customers in the region.
What is your primary use case for WatchGuard Firebox?
We just use it as a secondary WiFi device. We're a small office and we needed to set up a WiFi device for a few of ou...
What is your primary use case for WatchGuard Firebox?
We're a hospital and we use it for developing our incoming and outgoing policies, and we also use it for VPN.
 

Also Known As

Fortinet FortiGate Next-Generation Firewall
Hillstone S-Series NIPS
WatchGuard Threat Detection and Response, WatchGuard Application Control, WatchGuard Data Loss Prevention, WatchGuard Gateway AntiVirus, WatchGuard Intrusion Prevention Service
 

Overview

 

Sample Customers

Amazon Web Services, Microsoft, IBM, Cisco, Dell, HP, Oracle, Verizon, AT&T, T-Mobile, Sprint, Vodafone, Orange, BT Group, Telstra, Deutsche Telekom, Comcast, Time Warner Cable, CenturyLink, NTT Communications, Tata Communications, SoftBank, China Mobile, Singtel, Telus, Rogers Communications, Bell Canada, Telkom Indonesia, Telkom South Africa, Telmex, Telia Company, Telkom Kenya
Information Not Available
Ellips, Diecutstickers.com, Clarke Energy, NCR, Wrest Park, Homeslice Pizza, Fortessa Tableware Solutions, The Phoenix Residence
Find out what your peers are saying about Fortinet, Darktrace, Check Point Software Technologies and others in Intrusion Detection and Prevention Software (IDPS). Updated: February 2026.
883,448 professionals have used our research since 2012.