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Azure Firewall vs OPNsense comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Sep 16, 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
Sponsored
Ranking in Firewalls
2nd
Average Rating
8.4
Reviews Sentiment
7.2
Number of Reviews
318
Ranking in other categories
Software Defined WAN (SD-WAN) Solutions (1st), WAN Edge (1st)
Azure Firewall
Ranking in Firewalls
14th
Average Rating
7.4
Reviews Sentiment
8.1
Number of Reviews
36
Ranking in other categories
Microsoft Security Suite (10th)
OPNsense
Ranking in Firewalls
3rd
Average Rating
8.2
Reviews Sentiment
7.2
Number of Reviews
39
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of February 2025, in the Firewalls category, the mindshare of Fortinet FortiGate is 20.7%, up from 17.7% compared to the previous year. The mindshare of Azure Firewall is 2.2%, down from 3.0% compared to the previous year. The mindshare of OPNsense is 13.3%, down from 17.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls
 

Featured Reviews

EhabAli - PeerSpot reviewer
Efficient, user-friendly, and affordable
In the past, NSS Labs was utilized to test files and verify the numbers and datasheets. It would be beneficial to have an organization or testing lab that can verify the numbers in our datasheets since changes are frequently made, which can be inconvenient for review. For instance, when comparing different competitors such as Forcepoint, Palo Alto, and Check Point, the throughput or numbers in the datasheet may be lower than the actual numbers. Conversely, Fortinet typically reports very high numbers, but they cannot be replicated in the real world. Therefore, it would be advantageous for them to partner with a neutral testing organization such as NSS Labs to validate these numbers, thus providing more credibility and comfort to everyone regarding the accuracy of the datasheets. For the migration, everyone has a firewall in use and I am selling Fortinet. Typically, I am replacing another firewall. Previously, there was a tool available to convert configurations from one firewall, such as Palo Alto, to Fortinet, but this tool is no longer free. If it could be made free again, it would be very beneficial. This tool shows a lot of promise and is very good. Making it free would help many companies deliver their products in a more efficient and integrated way. It would also be more valuable to include the tool with the firewall package or license instead of having to pay extra for it. Paying extra puts more pressure on small companies to deliver the firewall and complete the configuration, especially if they have hundreds or thousands of policies. It's very painful to move through these policies line by line. The stability has room for improvement. When it comes to Secure SD-WAN, everything is fine. They are going the right way. SD-WAN is very promising. They can provide the SD-WAN solution separately, but they will not take this approach because even the smallest firewall can support the features, so there is no need to have a separate service or appliance. They are following the right steps, and there is nothing to be improved. Feature-wise, I'm really satisfied with the new release, and the features they have added. For now, it's fine.
Charan Kumar - PeerSpot reviewer
Easy to use and configure but could be more robust
The cost of the solution has increased. The robustness of the software could be better. It should be able to cover host-to-host traffic or HTTP traffic. Configurations can be better. The workloads need to still have free access. The encryption and decryption process is not that seamless. It's a little heavy compared to a FortiGate or other firewalls.
Eddy Ramirez - PeerSpot reviewer
Good interface and firewall capabilities and overall easy to use
The security has improved as we can isolate the network. We can do attrition prevention via a tool that comes with the solution. We can have a VPN solution in place for those that work from home, outside the network, in a secure manner. We also like that it offers good authentication. It offers radius-based authentication, which has been useful for the company. The main platform is under the Open VPN firewall. The solution has high availability. When we have different ISPs, we can actually load balance those links or actually put some priority or even classify the traffic that might go into one ISP or another.

Quotes from Members

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

Pros

"The CLI and GUI do a good job of putting a lot at your fingertips."
"The multi-tenancy feature is most valuable. It integrates very well with FortiManager and FortiAnalyzer."
"The performance is good."
"The stability of the solution is excellent, as it is with other Fortinet products."
"The main benefit is the grouping of our security monitoring."
"The most valuable feature is the policy routing and application control."
"The solution is very easy to understand. It's not overly complex."
"We can detect any attack of viruses or malware at the first point of contact."
"It is easy for me to protect certain ports or even the IP addresses, as well as do whitelisting, blacklisting, and the FQDN when we want virtual machines connected and to protect certain websites."
"Azure's cost-effectiveness is its major advantage."
"The solution is stable."
"The Layer four features are okay and meet my business needs."
"It's auto-scalable, which is a great feature."
"The product's value to my company stems from its ability to secure my organization."
"The feature that I have found the most valuable is the control over the network permissions and the network."
"Azure Firewall is a cloud-native solution that removes the pain of load balancers."
"I find the solution to be user-friendly. It has a lot of reports and easy settings."
"It's open source."
"The initial implementation process is simple."
"URL blocking, Wireguard, Tail Scale, Engine Blocker, and VPN are the most valuable features for me."
"We have been operating here in our lab for several months, and everything appears to be extremely stable."
"The most valuable feature is the Dual WAN in OPNSense, which offers advanced capabilities."
"The most valuable features of OPNsense are the GUI and frequent updates."
"The system in general is quite flexible."
 

Cons

"The license renewal process, annual renewal price, and the web application firewall features should be improved."
"I would like reporting to be improved and should offer a lot more tools to monitor the products."
"Security is a continuous process. In every product, there is a requirement for improvement. Its pricing should also be improved according to Indian market requirements. They must also improve on the reporting part. Its reporting can be more precise. If we can get a real-time report in a specific format, it will be helpful for customers to know about the current status of their security."
"I could not configure sFlow from the FortiGate graphical user interface. I realized that the sFlow configuration is available only from the CLI, and discovered that sFlow is not supported on virtual interfaces, such as VDOM links, IPsec, or GRE."
"The command line is complicated, and the interface could be better."
"Its reporting capabilities can be improved. It should have some out-of-the-box reporting capabilities and some degree of customization. The basic reporting that it currently has is not sufficient to create more usable reports. It needs some sort of out-of-the-box reporting. They try to make customers purchase FortiAnalyzer for this kind of reporting, which is an additional cost. Other firewall vendors, such as SonicWall and Sophos, provide this sort of reporting without any additional cost."
"Some of the features in the graphical user interface do not work, which requires that we used the command-line-interface."
"The user interface could be improved."
"The development area and QA area could be improved. With those improvements, we can improve projects and take even less time to implement them."
"The interface could be improved, it's not very user friendly."
"An Azure firewall is not a real firewall."
"It would be much easier if the on-premises, firewall rules, had some kind of export-import possibility in place, which is not the case right now."
"Right now, with Azure Firewall, we cannot have a normal inbound traffic flow. For inbound, Microsoft suggests using application gateways, so the options are very limited. I cannot use this firewall as an intermediate firewall because of the limitations, and I cannot point routing to another firewall. So if I want to use back-to-back firewall architecture in my environment, I cannot use Azure Firewall for that type of configuration either."
"The solution lacks artificial intelligence and machine learning. It might be in the roadmap. However, currently, it's not available."
"The product pricing could be more competitive."
"The reporting, logging, and monitoring features, as well as the flexibility of the policies, need to be improved."
"The ability to set the VPN IP address would be a welcome addition."
"They should improve IPEs for security in the future."
"pfSense has better performance and quicker updates."
"The interface needs to be simplified. It is not user-friendly."
"OPNsense showed me some problems when using it in different environments. The problem is integration with a virtual server."
"The logging could improve in OPNsense."
"Its interface should be a little bit better."
"When using the solution at the beginning was difficult. There was a steep learning curve."
 

Pricing and Cost Advice

"It is quite affordable for our customers. There is a separate cost for IPS, antivirus, web filtering, and other features. They have a great choice of licenses. You can go for the license that you want, which is quite useful."
"If the price of the license in Fortinet FortiGate was less expensive it would be better."
"This is not a cheap solution but it isn't expensive, either. It's a good solution for the right price."
"Fortinet has one or two license types, and the VPN numbers are only limited by the hardware chassis make."
"There is a license to use Fortinet FortiGate."
"When you look at these end security systems and firewalls, these firewalls even five years ago were $50,000 or perhaps $25,000 to implement in some types of customer sites. Now we're talking about tools that are $1,000. In this case, it might have been $500 or something like that."
"The price of Fortinet FortiGate is the lowest in the market."
"The pricing is justified. It's a little pricey, but what you pay for is what you get."
"Before choosing this solution, we evaluated others, and we found this to be the most cost-effective."
"The total cost of ownership is much less than Palo Alto, Cisco, or any other brand."
"The licensing module is good."
"Azure Firewall is more expensive. If Microsoft can make Azure Firewall cheaper, I can see that all clients will think of using it. One client used FortiGate because it is much cheaper. Some clients ask me for Cisco, but in the cloud estimate, I found its cost is the same as Azure Firewall."
"Azure Firewalls operate on a pay-as-you-go model, similar to cloud services."
"It is pay-as-you-go. So, you pay based on the usage. If I remember it well, there is a basic fee, and there is a traffic fee. It is not per month. It is per hour or something like that. It is not so expensive."
"I rate the product pricing a five out of ten."
"Azure Firewall is expensive."
"We are using the paid version."
"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."
"The solution is not expensive."
"We are not paying any licensing fees. OPNsense is completely free for us."
"It is open source and free."
"OPNsense is a well known open-source tool."
"It is not an expensive product. Basically, I deployed it because it was the fastest solution to satisfy our needs in open source."
"OPNsense is an open-source solution and it is free to use."
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Top Industries

By visitors reading reviews
Educational Organization
22%
Computer Software Company
14%
Comms Service Provider
6%
Manufacturing Company
6%
Computer Software Company
16%
Financial Services Firm
10%
Government
10%
Manufacturing Company
7%
Computer Software Company
16%
Comms Service Provider
12%
Government
8%
Educational Organization
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

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 ...
What is a better choice, Azure Firewall or Palo Alto Networks NG Firewalls?
Azure Firewall Vs. Palo Alto Network NG Firewalls Both solutions provide stellar stability and security. Azure Firew...
How does Azure Firewall compare with Palo Alto Networks VM Series?
Both products are very stable and easily scalable. The setup of Azure Firewall is easy and very user-friendly and the...
Which would you recommend - FortiGate VM or Azure Firewall?
Both of these solutions are excellent options that provide flexible scalability and solid security. Fortinet Fortigat...
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 cl...
What do you like most about OPNsense?
What I like the most about OPNsense is that it offers an easy-to-use dashboard for device management and control.
What is your experience regarding pricing and costs for OPNsense?
I consider the pricing of OPNsense to be high when compared with other market products. However, as a free firewall p...
 

Also Known As

FortiGate 60b, FortiGate 60c, FortiGate 80c, FortiGate 50b, FortiGate 200b, FortiGate 110c, FortiGate, Fortinet Firewall
No data available
No data available
 

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
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.
Find out what your peers are saying about Azure Firewall vs. OPNsense and other solutions. Updated: January 2025.
838,713 professionals have used our research since 2012.