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Cisco Secure Firewall vs SonicWall NSv comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Apr 5, 2026

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
3.9
Cisco Secure Firewall delivers significant ROI by enhancing security, reducing costs, and increasing productivity with reliable, comprehensive features.
Sentiment score
5.1
SonicWall NSv improved security and productivity, reduced costs, and enhanced network monitoring, strengthening infrastructure and resource management.
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
In terms of cost, using SonicWall NSv in the cloud has allowed me to avoid purchasing additional physical firewall appliances, while scaling via VM size has proven more cost-effective than hardware refresh cycles, leading to reduced overall infrastructure and firewall expansion costs.
Network Security Consultant at NTT DATA
Investment was challenging but strategic, given its advantages like 30% depreciation in the Indian ecosystem by the third year.
CEO at a recruiting/HR firm with 11-50 employees
Based on SonicWall NSv, it helped us to easily navigate through everything and get done what we needed in a very quick manner.
Senior Cybersecurity Analyst at a tech company with 10,001+ employees
 

Customer Service

Sentiment score
7.0
Cisco Secure Firewall support is praised for responsiveness, expertise, and consistency, despite occasional dissatisfaction with response times.
Sentiment score
8.2
SonicWall NSv customer service is praised for prompt, effective support, with high ratings despite occasional wait time concerns.
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
Customer support for SonicWall NSv is top-notch.
IT systems and network engineer at Nelo Global Technologies Africa Limited
Whenever I create a case regarding any issue, their support is prompt and effective, adhering to the SLA, which leaves our customers very satisfied.
Project Manager in IT at IT Solutions India Pvt. Ltd.
I would rate the customer support a 10 out of 10.
HPC engineer at a manufacturing company with 201-500 employees
 

Scalability Issues

Sentiment score
6.5
Cisco Secure Firewall offers excellent scalability and flexibility, despite some cost concerns, efficiently supporting dynamic enterprise needs.
Sentiment score
7.5
SonicWall NSv provides scalable solutions with easy upgrades and cloud integration, enabling smooth performance improvements for growing environments.
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)
It has met our organization's needs by allowing us to scale our security posture consistently with our cloud compute growth, increased traffic and user areas, new cloud regions, and policy complexity growth.
Senior Cybersecurity Analyst at a tech company with 10,001+ employees
Cloud scalability with SonicWall NSv has worked well and is much easier compared to the physical firewall, though it still requires good planning to avoid performance bottlenecks during peak traffic.
Network Security Consultant at NTT DATA
Nonetheless, the product is robust, eliminating major scalability concerns.
CEO at a recruiting/HR firm with 11-50 employees
 

Stability Issues

Sentiment score
7.6
Cisco Secure Firewall is highly regarded for its stability and performance, with improvements in updates and minimal disruptions.
Sentiment score
8.3
SonicWall NSv is praised for stability, reliable performance, effective management, and preference over Palo Alto and Sophos.
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.
I have Cisco Secure Firewall in hospitals, hotels, airports, and shopping malls, and I have never faced complaints of a Cisco Secure Firewall crash or anything similar.
Sr Ict Engineer at ICAD-KSA
It handles traffic well, providing reliable perimeter security with minimal interruptions.
Network Security Consultant at Terafence Private Limited
Understanding and handling these devices onsite was limited, requiring external support.
CEO at a recruiting/HR firm with 11-50 employees
It rates around eight to nine in terms of stability, and it is quite good.
Owner at IT CARE
 

Room For Improvement

Cisco Secure Firewall needs improvements in interface, licensing, integrations, VPN functionality, configuration, deployment, documentation, and technical support.
SonicWall NSv struggles with pricing, slow GUI, and setup complexity while users seek improved features and support.
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
I believe that application-based QoS policy is very important given the current environment. This feature should be available for application QoS as well in this firewall.
Project Manager in IT at IT Solutions India Pvt. Ltd.
When the software was downloaded, optimal hardware utilization was lacking, making hardware upgrades inevitable.
CEO at a recruiting/HR firm with 11-50 employees
Currently, we are getting challenges with user-wise reports and other reporting details.
Owner at IT CARE
 

Setup Cost

Cisco Secure Firewall is pricey, but offers good value for enterprises prioritizing features, scalability, and integration with Cisco systems.
SonicWall NSv's reasonable pricing varies by region, with competitive licensing but higher costs in places like Brazil.
It's good to have them, however, it costs us a lot.
It Administration at Dilcon Community School
Basically, the license for the VPNs is for all the interfaces, and that is the thing that is really expensive compared with Palo Alto.
Technical Account Manager at a tech vendor with 5,001-10,000 employees
It's considered a premium, but people pay that price for Cisco.
Principal Consultant at Epitome Infotech Solutions (P) Ltd
The Global VPN will be chargeable in our product, unlike Fortinet or Sophos, where it is free—this is a major difference.
Owner at IT CARE
SonicWall NSv was a bit expensive for the subscription.
Network Architect at a computer software company with 11-50 employees
Since we have been using it for years, it makes it a bit more affordable.
DevOps Support Engineer at Bluegrass
 

Valuable Features

Cisco Secure Firewall is valued for its VPN termination, centralized management, intuitive GUI, robust security, and efficient policy management.
SonicWall NSv offers robust security with advanced features and customization, enhancing productivity and protection in cloud environments.
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.
The cloud delivery threat intelligence spots suspicious behavior in just a few seconds, stopping it before execution, automatically blocking and quarantining files.
IT systems and network engineer at Nelo Global Technologies Africa Limited
SonicWall NSv has positively impacted my organization by helping us access our whitelisted web apps since we manage web apps while ensuring proper standards to prevent any information leaks.
DevOps Support Engineer at Bluegrass
When I had to establish multiple new branches and add multiple firewalls at a time for the new openings, the auto-creation of firewall rules saved me so much time on the configuration of firewalls.
network security engineer
 

Categories and Ranking

Cisco Secure Firewall
Ranking in Firewalls
3rd
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
470
Ranking in other categories
Cisco Security Portfolio (2nd)
SonicWall NSv
Ranking in Firewalls
14th
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
27
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Firewalls category, the mindshare of Cisco Secure Firewall is 7.7%, up from 6.0% compared to the previous year. The mindshare of SonicWall NSv is 0.5%, up from 0.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Mindshare Distribution
ProductMindshare (%)
Cisco Secure Firewall7.7%
SonicWall NSv0.5%
Other91.8%
Firewalls
 

Featured Reviews

RajeshKumar - PeerSpot reviewer
Network Consultant at a outsourcing company with 1,001-5,000 employees
Unified policies have strengthened zero-trust demos and automate rapid threat containment
Feedback and Improvement Areas – Cisco Secure Firewall (Customer Perspective) From a customer point of view, there are a few improvement areas observed while positioning Cisco Secure Firewall in competitive scenarios. 1. Dashboard & Visibility Enhancements Customers often compare firewall dashboards across different OEMs during evaluation. * Competing vendors typically provide more feature-rich and visually detailed dashboards. * There is a perception that Cisco dashboards still require enhancement in terms of visualization, consolidated reporting, and built-in analytics. * Some OEMs advertise additional security capabilities clearly within their publicly available data sheets, making competitive positioning easier. In comparison, Cisco sometimes references separate documentation or explains how certain capabilities (such as anti-spam or antivirus functionality) can be achieved through integration or ecosystem components rather than native, built-in features. This creates a perception gap during customer discussions. Improvement Opportunity: * Enhance dashboard capabilities. * Clearly articulate feature availability in public documentation and data sheets. * Reduce dependency on cross-referenced documentation for commonly compared features. 2. Virtual Firewall / Multi-Instance Capabilities in Lower Models Another competitive challenge relates to virtual firewall capabilities. * Several OEMs provide virtual firewall (VDOM-like) functionality in lower-end models. * In Cisco’s portfolio, multi-instance capability typically starts from higher-end platforms such as the 3K series or higher. * Customers looking for smaller deployments with logical segmentation are often forced to consider higher models, resulting in a price jump. Competitors also offer: * Compact hardware models * Dongle-based firewall appliances * Smaller entry-level products with virtual segmentation In Cisco’s case: * To achieve similar multi-instance functionality, customers must opt for higher-tier models. * This creates a significant pricing gap in entry-level or SMB deployments. This pricing difference becomes a key factor when customers compare solutions. If competitors offer a lower-cost model with virtual segmentation, and Cisco requires a higher platform investment, customers may lean toward alternative OEMs. 3. Documentation Gaps – OT Protocol Visibility In our lab environment, we have deployed Cisco Secure Firewall and are using Application Visibility and Control (AVC) for OT network monitoring. Observations: * OT protocols are clearly visible within application visibility. * The firewall successfully identifies and classifies OT traffic. However: * This capability is not clearly mentioned in publicly available documentation. * When a feature is available and functional, it should be explicitly documented in data sheets and feature guides. The need for third-party integration depends on what we are looking for. Here I am saying that the integration with Cisco NAC can be done because RTC functionality is only available with Cisco ISE and the firewall integration. For other ecosystems, if we use a NAC solution that is not Cisco, we can still integrate it for user authentication, such as with VPN user authentication. But in that case, we don't achieve the same functionality, such as RTC with other NAC solutions. This is one aspect. Another part is that if we are using it, it always happens with some NAC solutions because we have Cisco NAC and Cisco firewall; we want consistent policy across the network, whether the user is on-prem or using VPN services. If this is a unified OEM solution, in that case, we require an agent, such as the Cisco Secure Client. That allows us to easily check the posture status of the remote user and connect to the network effortlessly. But if we are using a third-party solution, we can't achieve that. From a SIEM perspective, certain prerequisites must be fulfilled before integration with Cisco Secure Firewall can be completed. The feasibility of integration depends on the capabilities of the SIEM platform. If the SIEM solution supports the required APIs and event handling mechanisms, similar functionality can be achieved. Therefore, integration itself is generally not the challenge; the key consideration is the desired security outcome within the overall ecosystem. If the customer does not have a SIEM solution and intends to automate quarantine actions or enforce restricted access for users, a Network Access Control (NAC) solution becomes mandatory. In this scenario, the recommended NAC solution is Cisco Identity Services Engine (Cisco ISE). Automated quarantine and dynamic access control workflows are dependent on NAC capabilities. From a feature enhancement perspective for Cisco Secure Firewall, deeper NAC-driven integration adds significant value. 1. TrustSec / Tag-Based Policy Enforcement Cisco ISE supports Cisco TrustSec, which enables Security Group Tag (SGT)-based segmentation. * In traditional (legacy) networks, firewall policies are created based on IP addresses. * With TrustSec, policies are defined based on user identity, group membership, and security tags instead of IP subnets. * When users authenticate to the network, Cisco ISE assigns Security Group Tags (SGTs). * These tags are shared with Cisco Secure Firewall. * The firewall then enforces policies based on SGT-to-SGT rules rather than IP-to-IP rules. Benefits: * Significant reduction in the number of firewall rules * Simplified policy management * Improved scalability * Easier implementation of role-based access control This integration enhances operational efficiency and security posture. 2. Rapid Threat Containment (RTC) Another key capability is Rapid Threat Containment (RTC). If Cisco Secure Firewall detects malicious activity—such as malware download attempts identified via signature-based or advanced threat detection—it can notify Cisco ISE about the compromised endpoint. Based on this input: * Cisco ISE can automatically quarantine the user * The endpoint can be moved to a restricted VLAN * Access can be dynamically limited without manual intervention This automated workflow ensures faster response time and reduces the risk of lateral movement within the network. 3. VPN and Posture Assessment This functionality is not limited to wired or LAN users. For VPN users: * Authentication can be integrated with third-party NAC solutions. * However, if posture assessment (device compliance checking) is required in addition to authentication, Cisco ISE integration with Cisco Secure Firewall becomes essential. Cisco ISE enables: * Endpoint posture validation * Dynamic policy assignment * Automated remediation workflows
SG
Senior Cybersecurity Analyst at a tech company with 10,001+ employees
Secures east-west cloud traffic and improves threat visibility through deep inspection
SonicWall NSv offers great features. I cannot pinpoint a single best feature, but the best feature is the ability to deliver the full, high-efficiency inspection power of a physical SonicWall, including zero-day defense using Real-Time Deep Memory Inspection to the cloud, efficiently removing the performance versus cloud trade-off typically associated with virtual firewalls. Regarding deep memory inspection and real-time zero-day defense in SonicWall NSv, deep memory inspection is distinct from traditional sandboxing methods because it is focused on what is happening in the memory during file execution time, rather than just observing file system behavior. The deep memory inspection process addresses all challenges by employing a proprietary technique within the secure analysis environment, focusing on CPU-level analysis and real-time verdict. Those are the key points. SonicWall NSv's user interface is quite clear and easy to navigate. If someone has not worked with SonicWall and this is their first experience with the platform, I would highly recommend it. It is very easy to navigate and very user-friendly. SonicWall NSv has positively impacted our organization because we gained clear visibility into our network, and it helps to identify potential security issues that we had. We were able to remediate those issues, and so far, we have had a great experience with SonicWall NSv. We were able to manage approximately 99% of network-based attacks through this platform.
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Comparison Review

it_user206346 - PeerSpot reviewer
Security Consultant at Webernetz.net - Network Security Consulting
Mar 11, 2015
Cisco ASA vs. Palo Alto Networks
Cisco ASA vs. Palo Alto: Management Goodies You often have comparisons of both firewalls concerning security components. Of course, a firewall must block attacks, scan for viruses, build VPNs, etc. However, in this post I am discussing the advantages and disadvantages from both vendors concerning…
 

Top Industries

By visitors reading reviews
Construction Company
11%
Outsourcing Company
10%
Manufacturing Company
9%
Financial Services Firm
9%
Manufacturing Company
12%
Security Firm
10%
Outsourcing Company
10%
Construction Company
10%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business195
Midsize Enterprise130
Large Enterprise239
By reviewers
Company SizeCount
Small Business10
Midsize Enterprise8
Large Enterprise9
 

Questions from the Community

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Which is better - Fortinet FortiGate or Cisco ASA Firewall?
One of our favorite things about Fortinet Fortigate is that you can deploy on the cloud or on premises. Fortinet Fortigate is very stable, reliable, and consistent. We like that we can manage the e...
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 Cisco ecosystem, it is very simple to handle. This solution has traffic inspection ...
What is your experience regarding pricing and costs for SonicWall NSV?
My experience with the pricing, setup cost, and licensing of SonicWall NSv has been mostly positive, though there are a few areas that can be improved in licensing. Pricing for SonicWall NSv is com...
What needs improvement with SonicWall NSV?
Overall, SonicWall NSv is a strong and reliable virtual firewall, but based on my hands-on experience, there are a few areas where it can definitely be improved. The first area is the management in...
What is your primary use case for SonicWall NSV?
The main use case for SonicWall NSv is to secure virtual and cloud-based infrastructure by providing centralized firewall security, including VPN access and traffic inspections. In one of our envir...
 

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
SonicWall Network Security Virtual
 

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.
Comlogic, Depaul, Hutt City Council
Find out what your peers are saying about Cisco Secure Firewall vs. SonicWall NSv and other solutions. Updated: August 2026.
908,834 professionals have used our research since 2012.