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OPNsense vs Sangfor NGAF comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jan 25, 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

OPNsense
Ranking in Firewalls
7th
Average Rating
8.2
Reviews Sentiment
6.6
Number of Reviews
47
Ranking in other categories
No ranking in other categories
Sangfor NGAF
Ranking in Firewalls
31st
Average Rating
8.0
Reviews Sentiment
6.5
Number of Reviews
34
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of November 2026, in the Firewalls category, the mindshare of OPNsense is 7.0%, down from 11.3% compared to the previous year. The mindshare of Sangfor NGAF is 1.4%, up from 1.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Mindshare Distribution
ProductMindshare (%)
OPNsense7.0%
Sangfor NGAF1.4%
Other91.6%
Firewalls
 

Featured Reviews

PM
IT Manager at a comms service provider with 201-500 employees
Open-source firewall has provided affordable real-time protection and secure remote access
In my opinion, OPNsense could improve by incorporating either an open side of wireless management or a way that you can also manage your interconnected devices. You could easily have SNMP, Simple Network Management Protocol, incorporated in it so that you can easily manage the devices and easily get the information about the devices that you are managing. Additionally, the inclusion of Pi-hole would allow you to create an ad-free network instead of adding it on a separate device. I would prefer that incorporated into OPNsense, or if it is there, I would appreciate guidance on how to use it.
AK
Network Administrator at GC University Lahore
Leverage detailed reporting for effective attack management
We are hosting applications over the platform, including websites and NAT traffic from our side. Because it's deployed in our data center, which is fully operational, we have various applications hosted there, websites, FTP portals, making it quite comprehensive. Essentially, it performs all the…

Quotes from Members

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

Pros

"OPNsense is highly stable."
"OPNsense is easy to use and open source."
"One of the most valuable features is the network checking. Additionally, the firewall and web filtering functionalities are highly useful."
"I mostly rely on the solution's network intrusion detection and prevention system, along with other systems, CMs, and log management."
"Overall, I would rate OPNsense as nine out of ten."
"OPNsense is suitable for Small to Medium-sized companies."
"The solution is easy to use and is accessible."
"With the VPN solutions, it is possible to cover up all the scenarios which we have."
"The absolute best part of Sangfor NGAF is their support; it's a 24/7 support channel, and the last time I requested their assistance I got a reply within three minutes and they helped solve the problem immediately."
"It enables us to not only detect but also prevent various types of incoming threats, allowing us to take appropriate corrective actions and exercise control over the network."
"We are Sangfor Gold partners and I'd recommend this solution for the SMB market, as it is cost-effective and reliable."
"The solution is quite safe and good, and furthermore, it is very good for different environments."
"While the features are not dissimilar to other brands, configuration is much more simple, which works out great for Indonesian people."
"Sangfor has the best capabilities for securing connections, securing web browsers, securing servers, and general threat protection."
"I think Sangfor NGAF is more valuable than Cisco products because of its simplicity and ease of management. If I compare it with Palo Alto and Cisco, both are quite complex products. And if I compare it with FortiGate firewalls from Fortinet, I have also used all these products. Fortinet and Sangfor NGAF are similar products because the applications behind the application and policy layers are almost identical."
"The support from Sangfor NGAF here in Pakistan is great."
 

Cons

"The logging could improve in OPNsense."
"There are a few weaknesses. For example, there is a lack of some features that I have in certain commercial products."
"There are issues with stability and reliability."
"The interface of the solution is an area with shortcomings."
"The scalability needs improvement."
"SD-WAN (software-defined wide area network) is integrated into some restricted service providers for OPNSense."
"When using the solution at the beginning was difficult. There was a steep learning curve."
"The only thing that I would like to see improved is the Insight or the NetFlow analysis part. It would be good to have the possibility to dig down on the Insight platform. Right now, we can easily do only a few analyses. If this page becomes more powerful, it surely will be a well-adopted platform."
"The web interface needs to be improved, making it more user-friendly."
"I feel Sangfor should follow the hierarchy and close deals via resellers instead of closing it all with their own team."
"The GUI needs to be improved, lacks logic in some areas."
"They need to increase the number of ports in the firewall."
"Sangfor need greater exposer in the market because the market is mainly saturated by Fortinet. The user experience of Fortinet is quite different compared to NGAF. If we want to switch our users from Fortinet to NGAF, we have to convince them that the user experience will be much easier once once they start to use it."
"I think the GUI needs to be improved, there are a lot of areas where the panes do not make sense."
"They need to improve their research team and they need to study their data to analyze it and build the product."
"The support offered by the product has certain shortcomings where improvements are required. The knowledge levels and response time of the support team need improvement."
 

Pricing and Cost Advice

"It is not an expensive product. Basically, I deployed it because it was the fastest solution to satisfy our needs in open source."
"It is a free solution, and when you compare it to alternatives like FortiGate, which is quite powerful but also costly, the value becomes evident."
"Its pricing is unbeatable in comparison to other firewalls. You can have a small instance that could be €80 a month with the hardware underneath. Azure Firewall and FortiGate are out of the question at this price. If you are on a public cloud, you need the underlying infrastructure. Other than that, there is no additional cost. If you have it on-prem, you have to buy the server or the appliance. The hardware cost is replaced with the infrastructure cost in the cloud. You also have costs for the public IPs and underlying VMs, but that's not related to OPNsense. It would be the same for a FortiGate deployment on Azure. You need a FortiGate license, and you need the underlying infrastructure that scales up depending on your needs."
"As an appliance, it's in the medium price range."
"I would rate the pricing a nine out of ten, especially considering the availability of a free community edition."
"I've used the free version. My computer with two network cards at home allows me to try as many different software options as I want. I did pay for the license, but it was for the Zenarmor license, which is the packet inspection tool. They use AI for packet inspection, which integrates with OPNsense and pfSense."
"There are no licensing costs for OPNsence."
"It is open source and free."
"In my opinion, the price of the tool is good in the Pakistani market. We can easily get discounts if needed."
"If one is very cheap and ten is very expensive, I rate the tool's price as three out of ten."
"We purchased one year technical support and return to factory support, and we also purchased one-year technical support services. So those were additional."
"The product is very cost-effective compared to other brands or vendors."
"The solution has a TCO that is 32% to 50% less than Sophos, Fortinet, and SonicWall."
"When it comes to the price of firewall solutions, Sangfor NGAF takes the cake."
"It costs about 8 to 10 thousand dollars per year for 500 users, standard licensing fees included."
"The pricing is reasonable."
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Top Industries

By visitors reading reviews
Comms Service Provider
18%
Manufacturing Company
8%
Outsourcing Company
8%
Computer Software Company
7%
Comms Service Provider
13%
Manufacturing Company
12%
Financial Services Firm
10%
Construction Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business32
Midsize Enterprise6
Large Enterprise8
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise10
Large Enterprise10
 

Questions from the Community

What is the difference between PfSense and OPNsense?
Two of the most common and well recognized firewalls, PfSense and OPNsense both support site-to-site IPsec VPN and client, Open VPN and client, and PPTP client. Both also have intrusion detection a...
What is your experience regarding pricing and costs for OPNsense?
Setup cost is almost zero as one can simulate the whole environment using open source version. Pricing seems fair enough. Open source license allows a beginner to have a complete firewall solution ...
What needs improvement with OPNsense?
When I talk about VPN, I am not completely satisfied with the VPN functions of OPNsense. What I have received so far is that sometimes the VPN route caches for some time and sometimes I want to cha...
What is your experience regarding pricing and costs for Sangfor NGAF?
The licensing cost is quite high compared to other available firewalls in the market.
What needs improvement with Sangfor NGAF?
The cost of licensing is very high compared to other firewalls available here. There should be improvements in hardware scalability, allowing for more storage and memory capacity. Making the soluti...
What is your primary use case for Sangfor NGAF?
We are hosting applications over the platform, including websites and NAT traffic from our side. Because it's deployed in our data center, which is fully operational, we have various applications h...
 

Also Known As

No data available
Sangfor NGAF Firewall Platform
 

Overview

 

Sample Customers

1. Deciso B.V. 2. iXsystems, Inc.  3. EuroBSDCon  4. Netgate  5. Claranet  6. Voleatech  7. Open Systems AG  8. Securebit AG  9. Proxmox Server Solutions GmbH  10. AVM Computersysteme Vertriebs GmbH  Additional customers include: T-Systems International GmbH, Deutsche Telekom AG, Vodafone GmbH, 1&1 IONOS SE, OVHcloud, Hetzner Online GmbH, Strato AG, PlusServer GmbH, Host Europe GmbH, United Internet AG, 1&1 Versatel Deutschland GmbH, QSC AG, Bechtle AG, Cancom SE, Computacenter AG & Co. oHG, T-Systems Multimedia Solutions GmbH, Atos SE, Capgemini SE, Accenture plc, IBM Corporation, Hewlett Packard Enterprise Company, Cisco Systems, Inc.
The Ministry of Science, Technology, and Innovation (Indonesia), Lawson, Inc. (Philippines), Universiti Sultan Zainal Abidin (Indonesia), TEK Automotive (Italy), etc.
Find out what your peers are saying about OPNsense vs. Sangfor NGAF and other solutions. Updated: November 2026.
920,929 professionals have used our research since 2012.