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NETSCOUT InfiniStreamNG vs Splunk Observability Cloud comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jun 19, 2025

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
78th
Average Rating
8.4
Number of Reviews
13
Ranking in other categories
No ranking in other categories
Splunk Observability Cloud
Ranking in Network Monitoring Software
6th
Average Rating
8.4
Reviews Sentiment
7.1
Number of Reviews
57
Ranking in other categories
Application Performance Monitoring (APM) and Observability (8th), IT Infrastructure Monitoring (7th), Cloud Monitoring Software (7th), Container Management (6th), Digital Experience Monitoring (DEM) (2nd)
 

Mindshare comparison

As of August 2025, in the Network Monitoring Software category, the mindshare of NETSCOUT InfiniStreamNG is 0.4%, up from 0.2% compared to the previous year. The mindshare of Splunk Observability Cloud is 0.9%, up from 0.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Network Monitoring Software
 

Featured Reviews

Michael Gideon Genita - PeerSpot reviewer
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…
Lakshmi Padaga - PeerSpot reviewer
Collaborates performance metrics with log data to pinpoint the exact cause of issues and offers error detection
Splunk APM is a robust tool with many capabilities. There are always areas for potential improvement to enhance its functionality and user experience. For Splunk APM, there could be simplified navigation, like streamlining the user interface to make navigation more intuitive for our users, especially those new to APM, which can enhance usability. We can provide more customization options for dashboards and visualizations to help users tailor the platform to their specific needs. There could be more integration capabilities with a wider range of third-party tools and platforms would also be beneficial. By focusing on these areas, Splunk APM can enhance its value proposition, improve user satisfaction, and better meet the evolving needs of organizations monitoring their application performance.

Quotes from Members

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

Pros

"We use it for monitoring whenever we update a new circuit or site."
"It's an easy product to set up."
"It allows us to get quicker resolutions. We can see exactly what is using up the bandwidth, so we can assist end users."
"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."
"The technical support is really good. They will go above and beyond, if you are running into a problem. You can go to a sales engineer, who will engage technical support to help you out."
"It helps us to assist our customers to isolate problems. If it is us who is having the problem, then we can use it to streamline the process."
"The product is stable. I have never had any issue where we have lost an InfiniStream, or visibility from that particular InfiniStream, throughout the bank."
"It is very rock solid. We hardly have any hardware issues."
"The solution's basic visibility is one of its most valuable features. So, it is a solution that is easy to use...The solution's initial setup process was straightforward."
"The most valuable feature is dashboard creation."
"The most valuable feature in this solution is the log searching."
"Splunk Infrastructure Monitoring provided our customers with visibility into their overall infrastructure."
"Splunk has been recognized by Gartner as a leader in providing visibility for observability and monitoring across various platforms, including physical, virtual, and container environments, for several years."
"The features are pretty much ready out of the box."
"It is a good tool. It allows you to set alerts for application and infrastructure monitoring, and it allows you to create dashboards."
"The solution's service map feature allows us to have a holistic overview and to see quickly where the issues are."
 

Cons

"There is a timeout feature that we have been asking for awhile."
"I'd like them to make the product more user-friendly."
"The NetFlow Collectors could handle more flows per minute."
"It's not able to communicate with our probes."
"The stability depends on who is using the tool, because you only can get as much out of the tool as you put into it. There are a lot of patches for this particular environment, so you have to keep on them. If you lose track of them, then the product is not useful anymore."
"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."
"We don't use the single pane of glass view, even though we own it."
"I would like to see an improved level of stitching between IPs."
"There is room for improvement in the alerting system, which is complicated and has less documentation available. We sometimes encountered issues in setting up alerts."
"The implementation can be more user-friendly."
"The monitoring of workloads when using SignalFx could be improved."
"It's a bit difficult to use. It takes some time to get into it and to get it to do what you would like it to do. It is not straightforward to use it."
"I would like to see an improvement and some innovation in the customer interface."
"Splunk isn't an ideal tool for application performance management due to the extensive setup required."
"Regarding dashboard customization, while Splunk has many dashboard building options, customers sometimes need to create specific dashboards, particularly for applicative metrics such as Java and process terms. These categories of dashboards would be very helpful for customers."
"Technical support is good but could be improved, particularly concerning the time taken for ticket resolution."
 

Pricing and Cost Advice

"The price is a little high."
"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."
"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."
"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."
"Licensing cost is the biggest argument I get from those divesting from Splunk. There are those within our organization who say we are going to go to other tools since Splunk is too expensive."
"This is an expensive solution."
"It appears to be expensive compared to competitors."
"It is expensive."
"The product is a bit expensive considering the competition but the company may negotiate the price."
"Splunk offers a 14-day free trial and after that, we have to pay but the cost is reasonable."
"Splunk has been fairly expensive, but it has been predictable."
"I am not in that circle, but we are currently licensing based on our queries. That is working out for us. Previously, it was by volume of data, and now, we can store as much data as we want."
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Top Industries

By visitors reading reviews
Financial Services Firm
18%
Manufacturing Company
12%
Energy/Utilities Company
11%
Government
8%
Financial Services Firm
16%
Computer Software Company
14%
Government
7%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

Ask a question
Earn 20 points
What do you like most about SignalFx?
The most valuable feature is dashboard creation.
What needs improvement with SignalFx?
Regarding dashboard customization, while Splunk has many dashboard building options, customers sometimes need to create specific dashboards, particularly for applicative metrics such as Java and pr...
What is your primary use case for SignalFx?
The solution involves observability in general, such as Application Performance Monitoring, and generally addresses digital applications, web applications, sites, and mobile applications. I worked ...
 

Also Known As

InfiniStreamNG, NETSCOUT ISNG, Infinistream
Splunk Infrastructure Monitoring, Splunk Real User Monitoring (RUM), Splunk Synthetic Monitoring
 

Overview

 

Sample Customers

U.S. Department of Defense
Sunrun, Yelp, Onshape, Tapjoy, Symphony Commerce, Chairish, Clever, Grovo, Bazaar Voice, Zenefits, Avalara
Find out what your peers are saying about NETSCOUT InfiniStreamNG vs. Splunk Observability Cloud and other solutions. Updated: July 2025.
865,384 professionals have used our research since 2012.