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NETSCOUT InfiniStreamNG vs vRealize Network Insight comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 10, 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

NETSCOUT InfiniStreamNG
Ranking in Network Monitoring Software
77th
Average Rating
8.4
Number of Reviews
13
Ranking in other categories
No ranking in other categories
vRealize Network Insight
Ranking in Network Monitoring Software
36th
Average Rating
8.6
Reviews Sentiment
6.0
Number of Reviews
47
Ranking in other categories
IT Infrastructure Monitoring (39th)
 

Mindshare comparison

As of April 2026, in the Network Monitoring Software category, the mindshare of NETSCOUT InfiniStreamNG is 0.5%, up from 0.3% compared to the previous year. The mindshare of vRealize Network Insight is 0.8%, up from 0.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Network Monitoring Software Mindshare Distribution
ProductMindshare (%)
vRealize Network Insight0.8%
NETSCOUT InfiniStreamNG0.5%
Other98.7%
Network Monitoring Software
 

Featured Reviews

Michael Gideon Genita - PeerSpot reviewer
Associate System Engineer at SMS Global Technologies, Inc.
Easy to set up with good documentation and helpful support
I'm using it for a customer The packet flow switch is the most valuable aspect of the solution.  It's an easy product to set up. We can scale the solution if we need to. It's stable.  The documentation is well-written and quite useful. It's compatible with other products.  Under the pocket flow…
Shaijith KB - PeerSpot reviewer
Senior System Specialist at General Directorate of Residence and Foreigners Affairs (GDRFA)
Comprehensive management and detailed reports benefit operations while improvements are needed in support and maintenance
We have Tanzu and OpenShift. We have OpenShift, Canonical, and the Tanzu one. The Tanzu platform from VMware is a Kubernetes platform. We haven't completely installed Tanzu yet; we installed the vROps part. vRealize Network Insight is beneficial because you can control the East-West traffic. vRealize has a component called NSX, which has East-West traffic controlling and micro-segmentation, that is one of the best options, and we have the layer extension, layer 2 extension possible through NSX. If you have anything accountable in any business, even in a candy business, having proper accountability on what you are selling and buying will save a lot. If you don't know what you're selling and buying, you will end up with a loss. My team does not use the flow analytics feature; we have a security and network monitoring team, which is a different SOC team. I am using it as an administrator internally. We perform different tasks including costing analysis, capacity management, and many other things. vRealize Network Insight has a concern about the maintenance part, as it requires a person to monitor it completely. It's not something you install and your report will be generated automatically. You have to work on this properly to get the insights. vRealize Network Automation, vRealize Operations, and vRealize Network Insight are completely related to the network. I cannot say much about these network aspects because I am on the operations side, but overall, the vRealize suite is good for reporting perspective or any ISO-related documentation; this is very helpful. The product is called vRealize Operations Manager, and now it is referred to as Aria or vAria. I am now a Senior System Specialist. We use different metrics because we have multiple departments, and we can monitor utilization and comparisons with the previous year. On a scale of one to ten, I rate this solution a seven.

Quotes from Members

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

Pros

"It helps us get to root cause quickly. With utilization and consumption of bandwidth, we can usually see what application is taking as much as they should (or shouldn't), then account for it accordingly."
"When we have mobile operators who are signal partners, where one is the roaming host and another is the roamer, we are able to see their traffic. Their packets are able to detect if any faults to develop, and at what point they fail."
"It's an easy product to set up."
"It has cut our group's troubleshooting time down significantly, e.g., depending on the issue, what would normally take maybe a couple of hours will now take minutes."
"It allows us to get quicker resolutions. We can see exactly what is using up the bandwidth, so we can assist end users."
"We use it for monitoring whenever we update a new circuit or site."
"It is very rock solid, and we hardly have any hardware issues."
"An issue that used to take days is now fixed within minutes to an hour."
"compare-to-competition; I would recommend the product. I don't think there is any other product like this on the market right now."
"The most valuable feature is the profiling of the applications for micro-segmentation... It has made the migration to NSX much easier. Most of the sys admins within the smaller silos, they have no idea what ports are needed to run their stuff at all. I am pretty sure the micro-segmentation would never, ever have occurred without it."
"The solution helps reduce time to value, increase performance, provide deep visibility, and easily manage networks."
"It helps a lot because, until now, we didn't have the tools to figure out the micro level, VM-to-VM kind of traffic; that was not in the current environment. We could not figure out VM-to-VM communication from the other tools. This is the tool which gives us end-to-end transparency."
"It has given us much better insight into how we're deploying and how we perform after we deploy."
"It's a pretty good system if you're doing troubleshooting and microsegmentation."
"The solution helps reduce time to value, increase performance, provide deep visibility, and easily manage networks."
"The best feature of this application is its ability to capture everything within the same application, as well as capture all the traffic."
 

Cons

"The single pane of glass feed still needs work."
"It's not able to communicate with our probes."
"Sometimes, we can't access it."
"The monitoring and reporting tool needs improvement. Users want more information, such as the level of detail when doing a packet analysis. They want more detail to be able to isolate down to a specific point."
"We don't use the single pane of glass view, even though we own it."
"The technology goes end-of-life on us every year, which is why I am looking forward to vSTREAM. I don't like when devices go end-of-life on us so quickly. If we can get more of an advanced notice of when an end-of-life is brought up, because our certification process within the organization takes a while."
"The NetFlow Collectors could handle more flows per minute."
"I'd like them to make the product more user-friendly."
"In a very general way, I would like to see an improvement in interoperability with third-party product, from other vendors."
"The virtual appliance has rebooted."
"After you use it for a little while you become accustomed to it but the layout doesn't feel very intuitive."
"It's pretty much user-friendly, but it could always be friendlier."
"After you use it for a little while you become accustomed to it but the layout doesn't feel very intuitive. You have to dig around and find the exact place where you can find the information, where you can actually see your east-west traffic, etc. I would like them to bring that information more to the forefront, instead of having to find it."
"The only reason I would not give it a nine or a 10 is for cost reasons. It seems to be one of those things that really belongs as part of the product inherently and not as an add-on. That would be my only concern."
"Make the GUI easier to use."
"It can be a bit painful to deploy."
 

Pricing and Cost Advice

"I would like it to be more scalable with less spend."
"To capture more with the solution that we bought, you have to buy another InfiniStreamNG, and there are only four ports in the back."
"This product could be cheaper."
"It can be scalable. It just costs too much. With a company as big as ours, it gets too expensive to accommodate every single site."
"The scalability is good, but it comes at a cost. E.g., if you need 100 InfiniStream because you are sending gigs or terabytes of data to one InfiniStream, then you will have to purchase another InfiniStream, which are not cheap."
"The price is a little high."
"It's a little expensive, but for what you're getting out of the product, you often see the trade-off. It depends on the type of licensing you have. It might be a little too pricey for some."
"vRealize Network Insight is expensive."
"Cost always has room for improvement, you could always make it cheaper. But I think it's a good value for what you pay for it."
"It reduces costs. It takes something that may be challenging and makes it more usable and visual by being able to bring in tools, seeing what their impact is, such as microsegmentation and application rationalization, and seeing it quickly."
"It has brought more money into our company."
"We have spent less time investigating network flows, so it is absolutely cost-effective."
"The solution has reduced the time that we spend on other products. For example, with NSX, we were able to quickly find things that we would normally spend days trying to figure out."
"They should include the product in NSX because it's important to have it for deployment."
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Top Industries

By visitors reading reviews
Manufacturing Company
17%
Financial Services Firm
12%
Construction Company
9%
Educational Organization
7%
Computer Software Company
13%
Manufacturing Company
13%
Healthcare Company
8%
Financial Services Firm
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Midsize Enterprise1
Large Enterprise8
By reviewers
Company SizeCount
Small Business11
Midsize Enterprise9
Large Enterprise41
 

Questions from the Community

Ask a question
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What is your experience regarding pricing and costs for vRealize Network Insight?
In VMware you have to buy a separate license for it. We have VVF and VCF-type of licenses, and if you want to go with this NSX and sort of higher-end professional services, you need to go with VCF....
What needs improvement with vRealize Network Insight?
There is room for improvement as not all cases are getting resolved, and we often do not get L3 support directly, having to go through L1 and L2, resulting in delays that usually are a headache for...
What is your primary use case for vRealize Network Insight?
We have Tanzu, and we also work with multiple Kubernetes services such as Nutanix and Google. We are working on these Kubernetes services on the operations side. For Tanzu, we have several componen...
 

Also Known As

InfiniStreamNG, NETSCOUT ISNG, Infinistream
Arkin
 

Overview

 

Sample Customers

U.S. Department of Defense
NTTi3, VCIX-NV, VMware Networking and Security Business Unit, Illumio, CompuNet
Find out what your peers are saying about NETSCOUT InfiniStreamNG vs. vRealize Network Insight and other solutions. Updated: March 2026.
885,376 professionals have used our research since 2012.