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Cisco IOS Security vs SonicWall NSa comparison

 

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:
 

ROI

Sentiment score
7.4
Cisco IOS Security delivered significant ROI through improved routing, security, stability, and cost-efficiency, despite competitive vendor pressures.
Sentiment score
6.0
SonicWall NSa enhances efficiency and security, reducing costs for organizations, saving nearly ten lakh rupees annually.
The return on investment is satisfactory with Cisco products as they have long lifespans, and our customers are satisfied with them.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
We had budgeted about thirty lakhs, but after negotiating with SonicWall NSa, we saved almost ten lakh rupees in a year.
Sr. Engineer at InterGlobe Technology Quotient
 

Customer Service

Sentiment score
6.7
Cisco IOS Security support is generally praised for speed and skill, though some report delays and complexity in access.
Sentiment score
8.5
SonicWall NSa customer support is praised for expertise but needs improvement in response times and accessibility.
My impression is that the support quality has deteriorated over time.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
SonicWall support is always available to help us on an immediate basis.
Sr. Engineer at InterGlobe Technology Quotient
SonicWall support is very helpful and responsive.
Product manger at Asbis Mediteranean
The support from SonicWall was excellent.
Channel Account Manager at a tech services company with 1,001-5,000 employees
 

Scalability Issues

Sentiment score
7.4
Cisco IOS Security offers scalable, enterprise-level solutions but may increase costs and limit universality due to required hardware.
Sentiment score
6.7
SonicWall NSa provides scalable options for various company sizes, though some upgrades may be necessary to meet demands.
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 InterGlobe Technology Quotient
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
 

Stability Issues

Sentiment score
7.6
Cisco IOS Security is generally reliable with occasional issues, frequently updated for stability, scoring 7-10 in satisfaction.
Sentiment score
7.9
SonicWall NSa is stable and reliable, though some firmware and configuration issues require occasional technical support.
We find Cisco products stable and thoroughly tested before new software or firmware versions are released.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
I find Cisco IOS Security to be a very stable product.
Partner/Owner and Director of Human Resources at Up arrow Systems
Configuration changes have been made that have reduced that latency.
Sr. Engineer at InterGlobe Technology Quotient
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

Cisco IOS Security struggles with integration, usability, cost, lacking features, complex licensing, performance, and requires enhancement and support.
SonicWall NSa faces challenges with its GUI, VPN, outdated technology, pricey nature, and support responsiveness, requiring enhancements.
Cisco changes their licensing policy quite frequently, which is becoming confusing and complicated.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
SonicWall should increase the CPU level of that firewall.
Sr. Engineer at InterGlobe Technology Quotient
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
There are some aspects of the dashboard configuration or customization that could be improved.
Product manger at Asbis Mediteranean
 

Setup Cost

Cisco IOS Security is costly, favoring medium to large enterprises with longer-term savings over SMB challenges.
SonicWall NSa offers competitive pricing and value; however, advanced feature fees may challenge companies with tight IT budgets.
The cost of Cisco IOS Security for customers is on the higher end of pricing compared to the competition, depending on the targeted customers.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
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 IOS Security offers scalable, stable solutions with VPN, AAA, firewall integration, and user-friendly management for high-demand environments.
SonicWall NSa features VPN, deep inspection, user-friendly interface, threat protection, and scalable security for enhanced network protection.
There are higher-level systems such as intrusion prevention systems which detect intrusions within the system.
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
This solution, called Network Access Controller, handles authentication, authorization, and accounting for devices accessing the network.
Partner/Owner and Director of Human Resources at Up arrow Systems
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
We were the only organization that remained secure with a zero infection rate.
Sr. Engineer at InterGlobe Technology Quotient
SonicWall NSA's most valuable features are its SD-WAN and a system RTBI that blocks all attacks.
Product manger at Asbis Mediteranean
 

Categories and Ranking

Cisco IOS Security
Ranking in Firewalls
41st
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
49
Ranking in other categories
Intrusion Detection and Prevention Software (IDPS) (16th)
SonicWall NSa
Ranking in Firewalls
18th
Average Rating
7.8
Reviews Sentiment
7.1
Number of Reviews
89
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Firewalls category, the mindshare of Cisco IOS Security is 0.6%, up from 0.3% compared to the previous year. The mindshare of SonicWall NSa is 1.4%, down from 1.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Mindshare Distribution
ProductMindshare (%)
SonicWall NSa1.4%
Cisco IOS Security0.6%
Other98.0%
Firewalls
 

Featured Reviews

Danijel Cerovecki - PeerSpot reviewer
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
Have faced challenges in keeping licensing clear and consistent while ensuring reliable network protection
We are a Gold Partner with Cisco. Our customers come from various industries, including service providers, and we target service providers and enterprise customers.We do not extensively use Zone-Based Firewalls in Cisco IOS Security, instead typically deploying standalone firewalls such as Cisco FTDs or Cisco ASA devices. For threat analytics and vulnerability scanning, we utilize third-party vendors with dedicated devices and software. We use products such as Tenable from Nessus for this type of analysis. We have implemented Secure Access Control Server in Cisco IOS Security, which combines multiple security mechanisms including AAA, 802.1X for network access control with Cisco ICE, TrustSec for identity-based segmentation, and Cisco DNA Center. Cisco IOS Security's VPN support is comprehensive and increasingly important in daily communication, from basic site-to-site tunnels to remote access VPNs and SD-WAN secure VPNs. Protecting and encrypting communication is essential in modern networks. The challenges with Cisco IOS Security are more operational than product-related. There is an understaffing issue, making automation and orchestration capabilities particularly valuable. For the products themselves, we only encounter routine operational matters such as addressing new vulnerabilities and patching. For those considering Cisco IOS Security, it is important to understand that Cisco offers a complete ecosystem. When embracing the Cisco ecosystem fully, customers receive excellent products and comprehensive solutions. On a scale of 1-10, I rate Cisco IOS Security a 9.
Mahendra Basera - PeerSpot reviewer
Sr. Engineer at InterGlobe Technology Quotient
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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Top Industries

By visitors reading reviews
Construction Company
19%
Outsourcing Company
11%
Financial Services Firm
9%
Comms Service Provider
7%
Construction Company
12%
Manufacturing Company
8%
Comms Service Provider
7%
Computer Software Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business20
Midsize Enterprise14
Large Enterprise18
By reviewers
Company SizeCount
Small Business56
Midsize Enterprise21
Large Enterprise24
 

Questions from the Community

What is your experience regarding pricing and costs for Cisco IOS Security?
The cost of Cisco IOS Security for customers is on the higher end of pricing compared to the competition, depending on the targeted customers.This can be a major issue as enterprise customers are o...
What needs improvement with Cisco IOS Security?
Regarding improvements in Cisco IOS Security, what consistently confuses me is the inability of Cisco to maintain a clear licensing policy.This is an issue that I have observed for years now. Cisco...
What is your primary use case for Cisco IOS Security?
The main use cases for Cisco IOS Security include elementary device hardening, access control, control-plane policing, AAA (Authentication, Authorization, and Accounting), network security, Layer 2...
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 we are not always aware of the load under varying organizational working standar...
What is your primary use case for SonicWall NSa?
We have SonicWall NSa models including NSA 2600, NSA 3600, and 6600 firewalls in our environment.We have used the Deep Packet Inspection feature of SonicWall NSa. We adopted a security package that...
 

Also Known As

IOS Security
NSA 250M, NSA 2600, NSA 3600, NSA 4600, NSA 5600, Dell SonicWALL NSA
 

Overview

 

Sample Customers

Arup Group, Brunel University London, City of Biel, Gobierno de Castilla-La Mancha, K&L Gates , New South Wales Rural Fire Service, Offshore Northern Seas, Transplace
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 Cisco IOS Security vs. SonicWall NSa and other solutions. Updated: August 2026.
909,725 professionals have used our research since 2012.