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Palo Alto Networks K2-Series 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

Fortinet FortiGate
Sponsored
Ranking in Firewalls
1st
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
580
Ranking in other categories
Secure Web Gateways (SWG) (2nd), Intrusion Detection and Prevention Software (IDPS) (1st), Software Defined WAN (SD-WAN) Solutions (1st), WAN Edge (1st), ZTNA (1st), Unified Threat Management (UTM) (1st)
Palo Alto Networks K2-Series
Ranking in Firewalls
22nd
Average Rating
8.4
Reviews Sentiment
7.4
Number of Reviews
35
Ranking in other categories
No ranking in other categories
Sangfor NGAF
Ranking in Firewalls
23rd
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 January 2026, in the Firewalls category, the mindshare of Fortinet FortiGate is 18.8%, down from 20.7% compared to the previous year. The mindshare of Palo Alto Networks K2-Series is 0.2%, up from 0.0% compared to the previous year. The mindshare of Sangfor NGAF is 1.1%, down from 1.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Market Share Distribution
ProductMarket Share (%)
Fortinet FortiGate18.8%
Palo Alto Networks K2-Series0.2%
Sangfor NGAF1.1%
Other79.9%
Firewalls
 

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.
reviewer9216065 - PeerSpot reviewer
Sr. Cloud Security Architect at a tech services company with 11-50 employees
Has provided strong traffic visibility and efficient policy management for advanced network environments
Palo Alto Networks K2-Series could be improved, though I don't think of much. I'm unsure how widespread the adoption for K2-Series alone is. Looking at the base Palo Alto capabilities, they are going in the right direction. K2 specifically about its efficacy with all these 5G protocols, the GPRS tunneling protocol performed without many hiccups during testing. With AI, if there is a Precision AI bundle that you're planning on exploring, then that definitely needs a significant uplift because currently it doesn't work for all the known models. There are many false positives that need to be addressed. While it's still ahead of its competitors, on the AI security side, there is quite a room for improvement.
Zaid Farooqui - PeerSpot reviewer
CIO at Indus Motor Company
Enhanced threat detection with integrated security features and good support
We are using application firewalling, WAF, and SD-WAN. The capabilities are mostly within the box. For example, you will get web application firewall WAF as part and parcel of this. SD-WAN is also bundled. It integrates with their SIEM and SOAR solutions very nicely. Lastly, the pricing point is very cost-efficient as well.

Quotes from Members

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

Pros

"Good anti-malware and web filtering features."
"The setup is easy."
"Initial setup is easy to configure."
"The dynamic segmentation feature in Fortinet FortiGate is pretty good."
"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 on endpoint devices."
"The most valuable feature of FortiGate Next Generation Firewall is its SD-WAN."
"Fortinet FortiGate has positively impacted my organization by centralizing the way to access all of our network firewalls."
"FortiGate Next Generation Firewall has a simple configuration."
"The company is inventive and always adds a lot of great features."
"The most valuable feature of Palo Alto Networks K2-Series is its management abilities. Additionally, the updates are very good."
"The most valuable features are the virtualization of the firewall and the antivirus."
"Regarding traffic visibility features and Advanced Threat Prevention aspects, I would assess these functions as awesome; it's unparalleled, not just for K2-Series, but in general for Palo Alto."
"Palo Alto firewalls are scalable enough. We have about 110 employees in our company, and we are about to expand to 130."
"I like the tool's WildFire feature."
"One of the most valuable features is Palo Alto's firewall management. We find it easier to manage the firewall centrally."
"It is a stable solution."
"We've found the technical support to be helpful."
"In our hospital, Sangfor NGAF works well for us in terms of ensuring confidentiality and availability, which are crucial in the healthcare industry."
"The price versus value is good because the solution is less expensive than Sophos, Fortinet, or SonicWall."
"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."
"Sangfor has the best capabilities for securing connections, securing web browsers, securing servers, and general threat protection."
"Sangfor NGAF works accordingly with our customers. The solution has good performance, easy to use, and integrates well with the endpoints."
"In four steps one can configure the entire firewall."
"The capabilities are mostly within the box."
 

Cons

"One of the weaknesses of the solution is something we noticed, especially after comparing the tool with SD-WAN features, since, unfortunately, in a massive scale size environment, the solution is not good. I"
"Its technical support could be better."
"The integration with third-party tools may be something that they should work on."
"We had some issues in the beginning while setting it up, but after doing the firmware update, it is working fine."
"Whitelisting could be better."
"In most cases, the IPS engine uses too many resources, which makes Fortinet FortiGate devices unstable."
"One drawback of Fortinet FortiGate is that they provide two types of models: one with a hard disk and another without. The model without a hard disk has very low ROM where you can store very few logs, after which you need to upload it to the cloud or purchase a firewall with SSD."
"It does not have key authentication for admin access."
"I'd like to see more data protection on the system."
"The licensing cost is a typical complaint with many clients. The solution is expensive."
"Palo Alto releases a lot of bug fixes for their firewalls, which means it's necessary to do frequent upgrades. They should work on decreasing their bugs so that upgrades aren't needed so often."
"It would be nice if it could easily be integrated with Elasticsearch or Nagios."
"They could improve by providing more features in the solution."
"With AI, if there is a Precision AI bundle that you're planning on exploring, then that definitely needs a significant uplift because currently it doesn't work for all the known models."
"The product should get frequent updates allowing us to add new signatures."
"The solution needs a series of OS changes."
"I believe that IAM and NGFW need to merge into a single box, instead of there being two separate box solutions."
"Lacks consistency in terms of filtering certain websites and applications."
"They need to increase the number of ports in the firewall."
"The setup phase is quite complex."
"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."
"They need to improve their research team and they need to study their data to analyze it and build the product."
"Sangfor NGAF could improve by refining its application control policies, especially in addressing challenges with certain types of applications."
"The GUI needs to be improved, lacks logic in some areas."
 

Pricing and Cost Advice

"Fortinet is reasonable in pricing and licensing. Overall, FortiGate is affordable. The licensing fee can be a little high, depending on the budget for your project."
"The licensing cost is at the intermediate level."
"The pricing is better compared to other solutions like Check Point, Arista, or Cisco."
"It could be more competitive and cost-effective."
"Licensing for Fortinet FortiGate is on a yearly basis. Pricing for it is a bit high. It could be cheaper."
"The license is too expensive to renew. The license renewal process is also complex."
"I rate FortiGate Next Generation Firewall a five out of ten for pricing."
"In my opinion, the pricing of the product is reasonable."
"The price of this solution is too high."
"If you compare K2-Series' quality with its price, I think it is reasonable."
"When comparing Palo Alto Networks K2-Series with other solutions it is on the higher end of the price scale."
"It is an expensive solution."
"Palo Alto Networks K2-Series is an expensive solution, the price could be reduced. They are more expensive than some of their competitors."
"This solution is expensive compared to other, similar products."
"This is an expensive solution, although you will get value for the price."
"Pricing is a sensitive issue because the cost is high in this market."
"The price is unmatcheable."
"The license of Sangfor NGAF can be purchased at different interval lengths, such as annually or three years. They offer a range of packages to choose from, such as combo or hybrid packages. We are using the complete solution package which includes IM, NGF and SSL VPN, and WAF."
"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."
"In my opinion, the price of the tool is good in the Pakistani market. We can easily get discounts if needed."
"The price falls in the mid-range, neither exceptionally low nor high."
"Sangfor NGAF price is reasonable and there is an annual license. However, the maintenance cost can be a bit high."
"The product is very cost-effective compared to other brands or vendors."
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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%
Performing Arts
23%
Computer Software Company
13%
Manufacturing Company
8%
Comms Service Provider
5%
Manufacturing Company
11%
Financial Services Firm
8%
Computer Software Company
8%
Comms Service Provider
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business357
Midsize Enterprise133
Large Enterprise188
By reviewers
Company SizeCount
Small Business14
Midsize Enterprise8
Large Enterprise13
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise10
Large Enterprise10
 

Questions from the Community

Which is the better NGFW: Fortinet Fortigate or Cisco Firepower?
When you compare these firewalls you can identify them with different features, advantages, practices and usage a...
What is the biggest difference between Sophos XG and FortiGate?
From my experience regarding both the Sophos and FortiGate firewalls, I personally would rather use FortiGate. I know...
What are the biggest technical differences between Sophos UTM and Fortinet FortiGate?
As a solution, Sophos UTM offers a lot of functionality, it scales well, and the stability and performance are quite ...
Features comparison between Palo Alto and Fortinet firewalls
In the best tradition of these questions, Feature-wise both are quite similar, but each has things it's better at, it...
What is your experience regarding pricing and costs for Palo Alto Networks K2-Series?
The pricing for the Palo Alto Networks K2-Series solution is affordable and there are no complaints about the licensing.
What needs improvement with Palo Alto Networks K2-Series?
Palo Alto Networks K2-Series could be improved, though I don't think of much. I'm unsure how widespread the adoption ...
What do you like most about Sangfor NGAF?
I think Sangfor NGAF is more valuable than Cisco products because of its simplicity and ease of management. If I comp...
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 hardwa...
 

Also Known As

Fortinet FortiGate Next-Generation Firewall
No data available
Sangfor NGAF Firewall Platform
 

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
State of North Dakota, SEGA, Alameda County Office of Education, Temple University, VERGE, CAME
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 Palo Alto Networks K2-Series vs. Sangfor NGAF and other solutions. Updated: December 2025.
881,114 professionals have used our research since 2012.