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Cisco Secure Firewall vs Fortinet FortiGate vs SonicWall NSa comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

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

ROI

Sentiment score
4.8
Cisco Secure Firewall boosts returns with cost reductions, efficiency, stability, enhanced security, and appreciated integration and cost-effectiveness.
Sentiment score
5.8
Fortinet FortiGate offers high ROI with cost savings, enhanced security, and increased productivity, driving widespread user satisfaction.
Sentiment score
6.0
SonicWall NSa enhances efficiency and security, reducing costs for organizations, saving nearly ten lakh rupees annually.
There is always a return on investment because you find you invest heavily, but your environment is secure and then you are at rest; you do not need to panic.
Specialist Datacenter And Server at IHS Towers
The biggest return on investment when using Cisco Secure Firewall is that there's no waste in any infrastructure cost and licensing costs for us.
Assistant Vice President at PLDT Enterprise
From my point of view, the biggest return on investment when using Cisco Secure Firewall is the single pane of glass, which is a huge plus for us.
Network Engineer at a government with 10,001+ employees
Clients are now comfortable and not wasting productive hours on IT support.
Managing Director at a manufacturing company with 10,001+ employees
The automation part is giving us a cost benefit and speed; we can react faster.
BDM Fortinet & BDM Teamlead at Exclusive Networks
It's a very useful tool to mitigate and protect your enterprise.
Staff Infrastructure & Security Engineer at Mozn Systems
We had budgeted about thirty lakhs, but after negotiating with SonicWall NSa, we saved almost ten lakh rupees in a year.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
 

Customer Service

Sentiment score
7.3
Cisco Secure Firewall receives high ratings for responsive, knowledgeable support, despite some concerns about process speed and consistency.
Sentiment score
6.6
Fortinet FortiGate support is generally well-rated for responsiveness and expertise, though experiences vary by region and complexity.
Sentiment score
8.5
SonicWall NSa customer support is praised for expertise but needs improvement in response times and accessibility.
I have to provide many logs, yet problems remain unresolved, often requiring workarounds rather than solutions.
VSO at a computer software company with 501-1,000 employees
I have been working with them on firewalls, wireless, switching, and routing, and the support is the best.
Principal Consultant at Epitome Infotech Solutions (P) Ltd
They have expertise and provide solutions for the most difficult problems.
Network Security Administrator at a government with 501-1,000 employees
The quick resolution of issues with Fortinet FortiGate is due to the support of the company and the fact that the equipment is easy to work with.
IT Manager at a consultancy with 10,001+ employees
I would rate the technical support for Fortinet FortiGate a ten out of ten.
NAC Support at Rah Infotech Pvt Ltd
As a solution provider, when I encounter problems, I connect directly with Fortinet support, and they provide solutions within a very short time.
Manager, Information Technology Operation/Presales at TechMonarch
SonicWall support is always available to help us on an immediate basis.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
The support from SonicWall was excellent.
Channel Account Manager at a tech services company with 1,001-5,000 employees
SonicWall support is very helpful and responsive.
Product manger at Asbis Mediteranean
 

Scalability Issues

Sentiment score
6.7
Cisco Secure Firewall offers scalable performance for diverse enterprises, though potentially costly, with adaptable clustering and model options for growth.
Sentiment score
7.1
Fortinet FortiGate effectively scales for diverse enterprises, despite occasional hardware limitations and complexities in adding new devices.
Sentiment score
6.7
SonicWall NSa provides scalable options for various company sizes, though some upgrades may be necessary to meet demands.
When something happens in the device, the failover happens very quickly without any interruption.
Network Unit Head at a comms service provider with 501-1,000 employees
Cisco Secure Cloud now allows us to potentially take the management functions of Cisco Secure Firewall, move it into the cloud, and integrate it with other Cisco security products, managing everything from one single pane.
Senior Network Engineer at a insurance company with 5,001-10,000 employees
I rate the scalability as a number 10.
Cybersecurity Team Leader at EMAK For Computer Manufacturing (ECM)
They scale up really well from smaller models like the FortiGate 40 and 50 to bigger sites with the FortiGate 100 for more throughput - up to enterprise datacenters.
IT Manager at Daltons Limited
The variation comes in terms of the interfaces and throughputs, but from a security perspective, you get the same benefit, irrespective of whether you have an entry-level unit or an enterprise.
Cewa Solutions Architect at a tech services company with 11-50 employees
We determine sizing based on multiple factors: number of users, available links, traffic types, server count, services in use, and whether services will be published.
General Surgery Specialist at Helwan University Cairo
I would rate its scalability around eight out of ten, meaning there are no issues, and it is pretty easy to scale.
Channel Account Manager at a tech services company with 1,001-5,000 employees
Regarding scalability, it's important to ascertain the customer's future requirements, as firewalls need to be sized according to their expected scalability, such as moving from 500 users today to more in the coming years.
CEO at Kapstone Technological Services LLP
SonicWall NSa is very supportive and capable of handling everything from smaller organizations to big enterprise-level organizations on a model-wise or configuration-wise basis.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
 

Stability Issues

Sentiment score
7.7
Cisco Secure Firewall is praised for reliability, stability, strong performance, effective support, with minor bugs not affecting its high availability.
Sentiment score
7.7
Fortinet FortiGate is stable, with minor issues mostly resolved by updates, and users rate its stability highly.
Sentiment score
7.9
SonicWall NSa is stable and reliable, though some firmware and configuration issues require occasional technical support.
We have often encountered split-brain scenarios during failover processes and code upgrades, which have been persistent problems for us.
Senior Manager, Network Engineering at TTi Power Equipment
We work with a cluster with high availability, so if something goes wrong, we have it functioning.
Cisco Secure Firewall offers exceptional performance and stability.
Principal Consultant at Epitome Infotech Solutions (P) Ltd
We're experiencing 99.999% availability consistently.
Manager, Information Technology at a consumer goods company with 11-50 employees
I would rate the stability of Fortinet FortiGate a ten out of ten.
NAC Support at Rah Infotech Pvt Ltd
Currently, we are experiencing a general outage of one of the main internet service providers of the Dominican Republic, and we have not been impacted in our operations because with SD-WAN, we have another internet service provider and we are working with the second WAN connection without any disruption.
CISO at a financial services firm with 1,001-5,000 employees
Configuration changes have been made that have reduced that latency.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
The stability of SonicWall NSA is quite good.
Channel Account Manager at a tech services company with 1,001-5,000 employees
 

Room For Improvement

Users desire a more intuitive Cisco Secure Firewall GUI with better integration, simplified licensing, and enhanced threat management capabilities.
Fortinet FortiGate users face stability issues, high costs, complex interfaces, and desire improvements in support, integration, and features.
SonicWall NSa faces challenges with its GUI, VPN, outdated technology, pricey nature, and support responsiveness, requiring enhancements.
My ongoing complaint for the last six years has been the lack of CLI functionality, which hinders my ability to work on the firewall, alongside concerns regarding deployment time.
Senior Manager, Network Engineering at TTi Power Equipment
The GUI is useless for me and frustrates me to a very high degree, which led me to switch to the CLI for configuration.
Network Engineer at a logistics company with 10,001+ employees
Firewall as a Service can scale to a very large extent because it is a cloud-based offering that can scale up to a very large number, which is not a problem.
Chief Technology Officer at Binary Global Limited
These sessions should be around five to ten minutes long, allowing users and partners to quickly grasp the information without disrupting their daily tasks.
Managing Director at a manufacturing company with 10,001+ employees
The solution should be able to implement machine learning and analytics of all the logs for threat detection and protection.
Senior Systems Engineer at Caribbean Development Company
It would be better for customers to get immediate replacements even with a standard subscription.
Director at a tech services company with 11-50 employees
More details in the analytical tools offered would be appreciated since it is not yet mature.
Channel Account Manager at a tech services company with 1,001-5,000 employees
At those times, the CPU spikes considerably, and due to that, the firewall response becomes slow.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
There are some aspects of the dashboard configuration or customization that could be improved.
Product manger at Asbis Mediteranean
 

Setup Cost

Cisco Secure Firewall offers balanced pricing with comprehensive features, justifying higher costs through reliability, security, and support.
Fortinet FortiGate is cost-effective and flexible compared to competitors, but may be expensive for small businesses.
SonicWall NSa offers competitive pricing and value; however, advanced feature fees may challenge companies with tight IT budgets.
It's good to have them, however, it costs us a lot.
It Administration at Dilcon Community School
It's considered a premium, but people pay that price for Cisco.
Principal Consultant at Epitome Infotech Solutions (P) Ltd
There are a lot of in-place contracts for us that provide the benefit of discounts.
Solutions Architect at a manufacturing company with 501-1,000 employees
Last year, I renewed the support for three years, which can sometimes be expensive but depends on the security benefits and how it helps us.
Network & System Admin at Invoke Studios
It offers cost savings as it is generally cheaper than the competition.
IT Infrastructure Architect at Apotek 1
It is about 20% cheaper.
Network Security Engineer at TD SYNNEX
SonicWall is much cheaper compared to Fortinet, particularly regarding renewal and licensing costs.
Channel Account Manager at a tech services company with 1,001-5,000 employees
I would rate the price of the product as seven out of ten.
Product manger at Asbis Mediteranean
 

Valuable Features

Cisco Secure Firewall offers strong protection with VPN, FMC management, high availability, threat detection, and seamless Cisco integration.
Fortinet FortiGate offers robust security features, user-friendly interface, scalability, affordability, and centralized management, ideal for diverse applications.
SonicWall NSa features VPN, deep inspection, user-friendly interface, threat protection, and scalable security for enhanced network protection.
What stands out positively about Cisco is their training and support, which has effectively prepared engineers to work with their products.
Senior Manager, Network Engineering at TTi Power Equipment
This is very important to my organization, as we work extensively with security because we are a bank, so we can keep the data safe.
Network Security Administrator at a government with 501-1,000 employees
Cisco Secure Firewall allows me to safeguard Layer 7 or Layer 3 and manage the security rules with the business needs of my organization.
We got a firewall and gave an SSL VPN to my client to connect to their servers, after which, such kind of activities involving ransomware attacks stopped.
Owner at Mindware Computer Solutions
They put in a thing called the FortiCookbook, which is very easy to read with real-life scenarios that make networking tasks like joining networks very straightforward.
IT Manager at Daltons Limited
The firewall and VPN features are the most valuable in protecting our customers' networks.
Sales & Support at a tech services company with 1-10 employees
Real-time deep memory inspection is very helpful and has had a positive impact on our security posture.
Channel Account Manager at a tech services company with 1,001-5,000 employees
SonicWall NSA's most valuable features are its SD-WAN and a system RTBI that blocks all attacks.
Product manger at Asbis Mediteranean
We were the only organization that remained secure with a zero infection rate.
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
 

Mindshare comparison

As of April 2026, in the Firewalls category, the mindshare of Cisco Secure Firewall is 7.5%, up from 5.5% compared to the previous year. The mindshare of Fortinet FortiGate is 18.3%, down from 21.1% compared to the previous year. The mindshare of SonicWall NSa is 1.5%, down from 1.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Mindshare Distribution
ProductMindshare (%)
Fortinet FortiGate18.3%
Cisco Secure Firewall7.5%
SonicWall NSa1.5%
Other72.7%
Firewalls
 

Featured Reviews

Phil Shiflett - PeerSpot reviewer
Senior Manager, Network Engineering at TTi Power Equipment
Unified policies streamline network management but complex licensing requires attention
Cisco Secure Firewall has some growth opportunities in terms of visibility and control capabilities regarding managing encrypted traffic. It has the ability to analyze encrypted traffic, and there is potential for more integration with APIs and AI to enhance these capabilities. Cisco Secure Firewall needs improvement in deployment time and the capability to access the CLI during support calls. I often encounter issues when technical support uses a CLI that is not familiar to me while troubleshooting through the GUI. My ongoing complaint for the last six years has been the lack of CLI functionality, which hinders my ability to work on the firewall, alongside concerns regarding deployment time. For the next release, they should look at the features offered by competitors such as Fortinet, including the ability to perform packet capture directly from the interface. If they enhanced their troubleshooting efficiency related to packet capture for each specific rule, it would simplify the process significantly.
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.
Mahendra Basera - PeerSpot reviewer
Sr.Engineer at Akara Capital Advisor Pvt. Ltd.
Automated breach prevention has protected critical workloads and keeps external attacks blocked
I am familiar with SonicWall TZ. I have done a POC of TZ but I have not worked extensively with it. I have worked with the 2600 firewall and then the 3600. These are the models which we have worked with.SonicWall NSa was an on-premises solution. The two firewalls which were in production, in the data center and on the LAN side, were both on-premises solutions. We had a pre-decided budget under which we would purchase the firewall. All parameters including security, high availability, and budget concerns were covered with SonicWall NSa being implemented at that time. SonicWall NSa is a user-friendly product that is easy to configure, and it is easy for network personnel and firewall administrators to work with. Even the L1 team captured and learned this firewall effectively, helping us resolve all parameters related to high availability firewalls within budget-friendly costs. I rate this review a nine out of ten.
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Comparison Review

it_user216600 - PeerSpot reviewer
Senior Technical Consultant with 51-200 employees
Jan 3, 2016
Sophos UTM vs. Fortinet FortiGate
I have used both Sophos and Fortinet products in production and I have found the Sophos UTM appliances (hardware and virtual) to be a better fit most of the time -- with a few caveats which I will touch on below. In both instances, the transition from TMG will be mostly straightforward. The main…
 

Top Industries

By visitors reading reviews
Computer Software Company
12%
Manufacturing Company
9%
Comms Service Provider
7%
Construction Company
6%
Computer Software Company
11%
Comms Service Provider
10%
Manufacturing Company
8%
Financial Services Firm
6%
Manufacturing Company
9%
Computer Software Company
8%
Comms Service Provider
8%
Construction Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business186
Midsize Enterprise129
Large Enterprise231
By reviewers
Company SizeCount
Small Business364
Midsize Enterprise135
Large Enterprise190
By reviewers
Company SizeCount
Small Business54
Midsize Enterprise22
Large Enterprise24
 

Questions from the Community

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How does Cisco's ASA firewall compare with the Firepower NGFW?
It is easy to integrate Cisco ASA with other Cisco products and also other NAC solutions. When you understand the Cis...
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 ...
Fortigate 60d vs. Meraki MX67 for a small company without a dedicated IT Department
We have Meraki Mx devices now, we are looking to replace them. But that is because the Meraki MX platform lacks SSL I...
What do you like most about SonicWall NSa?
The product blocks access when I visit unrecognized websites.
What is your experience regarding pricing and costs for SonicWall NSa?
I am overall satisfied with everything, including the price.
What needs improvement with SonicWall NSa?
The CPU configuration for SonicWall NSa, based on my experience, is average. It should be increased somewhat because ...
 

Also Known As

Cisco Adaptive Security Appliance (ASA) Firewall, Cisco ASA NGFW, Adaptive Security Appliance, Cisco Sourcefire Firewalls, Cisco ASAv, Cisco Firepower NGFW Firewall, Cisco Secure Firewall ASA Virtual - BYOL
Fortinet FortiGate Next-Generation Firewall
NSA 250M, NSA 2600, NSA 3600, NSA 4600, NSA 5600, Dell SonicWALL NSA
 

Overview

 

Sample Customers

There are more than one million Adaptive Security Appliances deployed globally. Top customers include First American Financial Corp., Genzyme, Frankfurt Airport, Hansgrohe SE, Rio Olympics, The French Laundry, Rackspace, and City of Tomorrow.
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
Orange County Rescue Mission, First Source, Michaels & Taylor, Green Clinic Health System, Aspire Chiltern Skills and Enterprise Centre, UnitedStack, Faith Lutheran College Redlands, Celtic Manor Resort, Star Kay White, Air Works, Unimat Life, NHS Yorkshire and Humber Commissioning Support (YHCS), Hutt City Council, Mato Grosso do Sul, Nspyre
Find out what your peers are saying about Fortinet, Netgate, Sophos and others in Firewalls. Updated: March 2026.
885,444 professionals have used our research since 2012.