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ShieldX vs VMware NSX comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 14, 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

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
1st
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
107
Ranking in other categories
Network Virtualization (2nd), Cloud and Data Center Security (2nd), Network Traffic Analysis (NTA) (5th), Network Detection and Response (NDR) (7th), Network Automation (3rd)
 

Mindshare comparison

As of March 2026, in the Microsegmentation Software category, the mindshare of ShieldX is 1.2%, up from 0.2% compared to the previous year. The mindshare of VMware NSX is 15.7%, down from 18.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Microsegmentation Software Mindshare Distribution
ProductMindshare (%)
VMware NSX15.7%
ShieldX1.2%
Other83.1%
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

"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."
"...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."
"Very often, when new challengers come in, what they do is they end up coming in at a lower cost with more functionality."
"The most valuable feature is the automatic scaling. With its microservices, it scales both up and down, depending on traffic and throughput."
"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."
"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."
"ShieldX has been designed from the very beginning to work well in cloud environments. It understands autoscaling, automation, and auto-configuration. These are the things which are important in today's operating environment."
"It gives more security and micro-segmentation. It helps to set network configurations in an easy way."
"It gives more security and micro-segmentation and helps to set network configurations in an easy way."
"We secured our organisation with Micro-segmentation."
"VMware NSX is a great product for network virtualization, and it's great for enhancing security at the virtual machine level."
"From my experience, VMware on a private cloud is a good choice."
"Any administrator with basic networking knowledge, in a couple of days, can be in full control of their networking without going through a networking engineer."
"Though I haven't been working a lot on VMware NSX, it's good to have. What I like the most about it is that its console is good, and it doesn't take a lot of effort in terms of doing my daily tasks on it or what it's meant for. VMware NSX is still a preferred product in the market."
"The solution offers a very good software-defined network that allows you to create virtual access networks and is very helpful at allowing you to manage security to allow for different workloads."
 

Cons

"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."
"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."
"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 one criticism I might have is there should be a bit more customer care, with regular review meetings on it or regular reports."
"We are having some issues with their LDAP and integrating it with the Active Directory."
"We are having some issues with their LDAP and integrating it with the Active Directory. We can't seem to set it up."
"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."
"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."
"Their licensing model should make it easier to purchase licenses."
"The solution could benefit from improvements in its pricing and scalability."
"They have to work more and more on the integration for public cloud services and have cyber security platform integration."
"They need to enhance their technical support. There is no comparison between VMware technical support and Cisco's technical support."
"I would rate this product an eight because it's a good product but it needs more work. They should fix some of the bugs."
"There were some issues with finance and other accounting."
"There are sometimes mismatch in the control, the details and what you actually see on the transport note."
"It isn't easy to deploy."
 

Pricing and Cost Advice

"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."
"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."
"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."
"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."
"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 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."
"The price is significantly high and it can be a hurdle for many potential users."
"The licensing fees are expensive and we pay on a yearly basis."
"VMware NSX is expensive and everything is licensed. We have to pay for each individual feature."
"The price of VMware NSX is optimal. Additionally, the price of the solution can be negotiated with the vendor. Many areas of the solution can impact the cost, such as features, time for onboarding, and support needed."
"The price could be better. We pay for the license every three years. The last time I checked, it cost around three million pesos in the Philipines. Most of the expense will go towards implementation and renovation."
"The cost of the solution is a bit high."
"VMware NSX is a cheaper product compared to its competitor, Cisco."
"The solution is free and the price for the support can be expensive."
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Top Industries

By visitors reading reviews
No data available
Financial Services Firm
11%
Computer Software Company
10%
Manufacturing Company
10%
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: March 2026.
885,311 professionals have used our research since 2012.