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ShieldX vs VMware NSX comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jun 3, 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

ShieldX
Ranking in Microsegmentation Software
11th
Average Rating
9.2
Number of Reviews
4
Ranking in other categories
No ranking in other categories
VMware NSX
Ranking in Microsegmentation Software
2nd
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
107
Ranking in other categories
Network Virtualization (1st), Cloud and Data Center Security (6th), Network Traffic Analysis (NTA) (6th), Network Detection and Response (NDR) (10th), Network Automation (4th)
 

Mindshare comparison

As of August 2026, in the Microsegmentation Software category, the mindshare of ShieldX is 2.3%, up from 0.4% compared to the previous year. The mindshare of VMware NSX is 14.7%, down from 16.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsegmentation Software Mindshare Distribution
ProductMindshare (%)
VMware NSX14.7%
ShieldX2.3%
Other83.0%
Microsegmentation Software
 

Featured Reviews

MP
IT Director at park holidays uk
Proactively monitors, blocks, and reports what it has blocked; and self-updates meaning there is zero maintenance
The most valuable feature is the automatic scaling. With its microservices, it scales both up and down, depending on traffic and throughput. The traffic through our website depends on holiday bookings. It's very quiet in November through January, and then our traffic picks up quite rapidly and, at our peak, we will take in excess of a million pounds of business a day through our website. The UI was also one of the huge selling points. My web development manager was blown away with the detail and the granularity that you can get out of the UI. It is a very strong and informative UI, with the amount of data it provides. Uptime on the system has been 648 days and we do very little to it because it self-updates and alerts. It does everything that we need it to do, so the administration side of it is zero. One of the beauties about ShieldX is that it's such a good "fire-and-forget" product.
TAIYAB HASAN - PeerSpot reviewer
Windows Redhat Linux Vmware & Azure & Cloud & Nutanix Ahv-Vmware & Backup Senior System Administrator at AlDawaa Medical Services
Has improved network visibility and security through micro-segmentation and SDN capabilities
This feature gives us flexibility and allows us to manage everything under one pane. We can see everything on one console, including network operations and behavior. Monitoring and security are among the best features for VMware NSX. For micro-segmentation, it's integrated with our endpoint security. If there are any issues with servers or VMs, it notifies us so we can isolate the servers and investigate. It provides distributed security features such as firewall and intrusion, IDS, IPS. The security level with IPS and IDS in VMware NSX is excellent. It also provides logical switching and routing which gives an extra layer for Layer 2 and Layer 3 switching requirements. The solution provides flexibility, automation, and self-service capabilities, resulting in cost savings as extensive expertise isn't required. Once automation and self-service are implemented, many tasks can be completed automatically. Load balancing is another excellent feature. Multiple servers can run on load balancing features, which is particularly useful since we have many application servers running. Sharing loads between servers provides the best performance.

Quotes from Members

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

Pros

"...It takes the exact same policies that you would apply to your on-premise environment and enables you to simply apply them to the cloud. It becomes one policy for both on-prem and for the cloud."
"For other security professions who are looking for something which is low in cost that does microsegmentation, they should look at ShieldX."
"The Adaptive Intention Engine is fantastic. It allows us to develop security policies using the language of our internal customers. It's machine-learning applied to security workflows. That allows us to much more easily construct the policies that will protect those workflows."
"The most valuable feature is the automatic scaling. With its microservices, it scales both up and down, depending on traffic and throughput."
"We were able to see what devices are talking to each other, giving us more visibility."
"ShieldX makes it a lot easier and a lot simpler to define your policies and define your rules, and that greatly reduces the opportunity for user error."
"Once you install it you can virtually forget about it; it's very low-maintenance and high-protection."
"It has helped us tighten our security posture. Now, staff can only access things that they should be accessing."
"It is easy to implement it."
"The most valuable feature of VMware NSX is the high bandwidth."
"The solution's customer service is good."
"With Lastline, the effort to put in into the protecting the users against zero-day threats and malware can be subsequently reduced."
"It gives more security and micro-segmentation. It helps to set network configurations in an easy way."
"The solution is very stable and reliable."
"The best part is the blueprint creation where I can create their things and then move on to the target environment."
"From a distributed firewall perspective, it's a solid solution."
 

Cons

"We are having some issues with their LDAP and integrating it with the Active Directory. We can't seem to set it up."
"There should be a bit more customer care, with regular review meetings on it or regular reports. It would be nice to have a quarterly or biannual review of what ShieldX has blocked."
"With any kind of tool like ShieldX, where you're in the cloud instead of a traditional firewall, you're using CPU resources in those environments to provide the protection. So there's a cost associated with CPU resources. I'm pressing upon them to make the product much more efficient and use less CPUs to do the same thing."
"I would like better reports and in-depth reporting."
"They need to be consistent in performance and capabilities over time, given the fact that this is new and I want to see where this goes in the next year or so. As the vendor continues to evolve and add future functionality, we want to make sure that we are still keeping up with the integrations, etc. Time will be the key factor here. The proper support for some of the latest technologies, Docker containers, etc. They need to keep up with threat landscape, so we will see how the security get layered. This is what we are going to be keeping an eye on."
"They need to be consistent in performance and capabilities over time, given the fact that this is new and I want to see where this goes in the next year or so."
"The initial setup for VMware NSX is a bit complex; it's not as simple as it could be."
"We would like tenant segmentation available in future releases."
"I want to see the solution expand to more than just the network, for example, perhaps it could provide some VLAN technologies."
"The cost of the solution has room for improvement."
"It lacks standard security features, which is why I rate it so low."
"The licensing is renewed every three years. The cost for implementation and renovation are a huge portion of that price."
"Speed of the NSX Controllers while deploying sometimes gets a bit slower which can be improved, overall its a great product"
"The product need to be improved. It is too complex."
 

Pricing and Cost Advice

"Security policies are now applied as applications are going up. Because it's automated, we don't have the three to four week delay. The insertion of applications in the cloud for us dropped from an average of three to four weeks to a couple of days."
"ShieldX ensures that we can have the separation needed for our environment to avoid drastically increasing the cost on the licensing side. From this perspective, it's been very positive and helpful."
"For a three-year deal we paid £55,000 plus tax... But, and this is a big "but," this was over two years ago. ShieldX had only just hit the market. We were the first company in Europe to buy ShieldX."
"For other security professions who are looking for something which is low in cost that does microsegmentation, they should look at ShieldX. It might not be the big name out there, but it does everything that you are looking for in microsegmentation at a very low price."
"We are actually expecting our costs to drop in the coming year, but it is just a matter of the licensing expiring. That is going to happen in the next six months or so. Then, we will start to see a decrease in overall spend."
"We are very happy with the pricing and licensing. It's about getting a site-wide license. One of the challenges that we've had with our previous vendor had been the cost of licensing."
"ShieldX also enables us to migrate to cloud environments faster. That is an important part of it for sure because it takes the exact same policies that we would apply to our on-premise environment and enables us to simply apply them to the cloud. It becomes one policy for both on-prem and for the cloud."
"The price is pretty high."
"The implementation of VMware NSX can be cost-intensive, especially if an organization is looking for a comprehensive solution. The costs can vary based on factors like the level of conversation and discounts obtained during negotiations. Some government organizations, for instance, may find the prices relatively high, leading to concerns about budget hikes, especially when deploying the solution across the entire organization. Regarding maintenance and support, they are typically included in the standard licensing costs for enterprise-level businesses. While these costs can be significant, many companies opt for standard licensing to ensure they have access to necessary support and maintenance services."
"We are using a perpetual license to use the solution and we have support."
"I would rate the pricing of VMware NSX as seven out of ten"
"The price is significantly high and it can be a hurdle for many potential users."
"The product pricing ranges from medium to expensive. I rate the pricing a seven out of ten."
"I'm unable to give information on the pricing or licensing cost of VMware NSX because I've never been someone who looks into the economic part of any security or virtualization solutions. That's handled by an entirely different team, and I don't even have the slightest idea about the costs associated with the solution, though I've heard pricing for VMware NSX is on the higher side."
"There is a license required for this solution, we pay annually."
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Top Industries

By visitors reading reviews
Construction Company
22%
Financial Services Firm
10%
Government
10%
Insurance Company
8%
Financial Services Firm
11%
Manufacturing Company
8%
Construction Company
8%
Government
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business34
Midsize Enterprise23
Large Enterprise69
 

Questions from the Community

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What are the biggest differences between Cisco ACI and VMware NSX?
There are some very major differences between both the Products and to name a few. -Cisco ACI have physical network gear (9K Switches) where the Code runs in ACI Policy Mode & the UCS server wh...
What are the biggest differences between Cisco ACI and VMware NSX?
Once you know your way around the Cisco ecosystem, using Cisco ACI is not so difficult. It is a global product, so when you change one interface, changes are automatically reflected on every switch...
What is your experience regarding pricing and costs for VMware NSX?
When measuring complexity and costs for our organization, we consider some parameters for effectiveness. In terms of effectiveness in reducing operational complexity, I measure it to be high on the...
 

Also Known As

APEIRO, ShieldX APEIRO
VMware Nicira, Lastline Defender
 

Overview

 

Sample Customers

Iowa State University
City of Avondale, Lumeta, Kroll Ontrack, Heartland Payment Systems, Baystate Heallth, Exostar, Tribune Media, iGATE, NTT Communications, Synergent, California Natural Resources Agency, Bloomington Public Schools, Columbia Sportswear, Join Experience S.A, Schuberg Philis
Find out what your peers are saying about ShieldX vs. VMware NSX and other solutions. Updated: June 2026.
909,679 professionals have used our research since 2012.