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Dell PowerScale vs NetApp Private Storage comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 7, 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

Dell PowerScale
Ranking in NAS
1st
Average Rating
8.8
Reviews Sentiment
7.0
Number of Reviews
83
Ranking in other categories
File and Object Storage (2nd)
NetApp Private Storage
Ranking in NAS
11th
Average Rating
8.6
Reviews Sentiment
6.7
Number of Reviews
15
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of May 2026, in the NAS category, the mindshare of Dell PowerScale is 14.5%, down from 17.8% compared to the previous year. The mindshare of NetApp Private Storage is 2.8%, up from 1.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
NAS Mindshare Distribution
ProductMindshare (%)
Dell PowerScale (Isilon)14.5%
NetApp Private Storage2.8%
Other82.7%
NAS
 

Featured Reviews

BE
Systems Engineer at Unisity LLC
Flexibility and reliability have supported seamless data growth
I cannot think of anything to improve about Dell PowerScale (Isilon). The hardest challenge we have is due to how we've bought things over time. The way that we moved to the PowerEdge platform for the newer systems creates a scale problem as I still buy the older style systems, which are more dense storage. They're different chassis, so the problem we run into in the data center is the depth of the actual equipment. The newer equipment, if we buy an FX910 or a 900, it's a lot shorter in scale than if I buy an 83,000, which is much bigger. This makes it more complicated for deployment.
Atilla Celiloglu - PeerSpot reviewer
Broadcast Technology Director at tv8
Has supported continuous broadcasting with reliable performance and consistent operations
They can make more solutions for cloud integration in NetApp Private Storage. It should be easier to use the cloud S3 integration, maybe from a NetApp interface, where users can choose the type of storage before sending to S3. I would like to see more audit and performance logs via cloud integrations and ONTAP. Without the need for separate software.

Quotes from Members

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

Pros

"Customer service has been really good."
"It assists with eliminating storage silos because it provides SMB and NFS protocols. PowerScale has also helped free up our employee's time to focus on other business priorities."
"The most valuable features of the solution are flexibility and ease of implementation."
"The solution's scalability is very good."
"This has really changed the way our company can acquire and process data in the field, allowing us to differentiate ourselves against all our competitors."
"With Dell PowerScale (Isilon), it uses not just a terabyte but petabytes of data, storing a large amount of data takes within minutes, and you can bring it down to seconds as well, as it does not take much time to upload or copy the data here and there, and upgrades also do not take much time."
"The most valuable feature for me is SyncIQ."
"It's easy to manage. The web UI is very intuitive, and there's CLI also that you can use to manage it."
"We feel that NetApp gave us a platform (base) which could clearly arrange all our files and volumes."
"We get our data faster and it's very reliable; we don't go down."
"Integration with other NetApp solutions and merging them is manageable."
"At the moment, we are extensively using SnapMirror."
"The most valuable feature of NetApp Private Storage is out-of-the-box integration with the SAN switches; they are much easier compared to Dell solutions, and the connector that comes with the solution that allows connection back to the Cisco SAN switches is very good."
"Disaster recovery. And I like the security very much. I think they have the needed options for security. Can manage NPS using the same tools and process that we use today."
"It gave us a platform which could clearly arrange all our files and volumes."
"The beauty is it's worth it."
 

Cons

"The solution can be integrated with an automation system. Dell uses another framework developed in-house. They can integrate it with machines."
"The pricing could be reduced."
"Beyond containerized storage support and software updating, I have had very bad experiences with Dell PowerScale (Isilon) because they present more issues than other storage options, even when compared with NetApp."
"The solution’s interface and pricing could be improved."
"We have issues in Brazil with the procurement of solutions because we have to check the entire market and justify the pricing to our audit institutions, making it difficult to keep with the same vendor."
"Dell PowerScale can improve on its multi-tenant part because as a service provider, we have bigger clusters in data centers where we can serve multiple customers and grant them dedicated management points and automation features that can be managed in a multi-tenant environment."
"Dell PowerScale (Isilon) is a bit expensive compared to other products."
"If I could improve one thing on Dell PowerScale (Isilon), it would be better object storage as it recently breached into S3, and that capability could be broadened."
"There is room for improvement in the support. It has been a problem for our team."
"We had to write a number of custom tools or scripts ourselves to use it as a staging area between our on-premises datacenter and our cloud installation."
"It is not the fastest storage solution."
"There may actually be so many features that the end-user gets lost in the volume."
"The documentation could be improved."
"They need a little more technical people in Akola. Most of the NetApp people are in Bangalore, Mumbai, or Delhi, but there are very few in Akola. I think NetApp has few technicians in Akola because they mostly rely on partners to service this area."
"The price could be lower."
"I'm not sure how easy it is to use on the cloud versus on-prem. If they have different user experiences, they should work to make the two as similar as possible to make it easy for a user to understand both even if they only deal mainly with one."
 

Pricing and Cost Advice

"The pricing is expensive, but I think it's a fair value because it does manage itself. It definitely is much simpler than any of the other scale-out storage platforms that we've looked at in the past."
"The price of Dell PowerScale (Isilon) is reasonable."
"Price was also a significant factor in our decision to go with PowerScale. The team at EMC, now Dell EMC, came through with a highly competitive offer that tipped the scales towards their solution. There was only one other solution around the same price point, but it could not match PowerScale on features. That other solution is no longer on the market."
"The platform is not cheap. However, on the software side, you can choose what you want license. So, you can start your licensing with the features that you need, then after buying the platform add some other features."
"Dell PowerScale is expensive on the start-up side but we can recoup those costs quickly by not having to reapply the savings to other equipment."
"Dealing with the product costs and licensing areas is getting easier since Dell is simplifying the licensing process and licensing packages offered to users."
"The pricing is excellent."
"The price of the solution can fluctuate. The price can be competitive or other times not. The price of the solution could be better."
"The price of NetApp Private Storage is similar to other solutions. There is typically an annual license required for this solution."
"In general, I am pleased with the pricing, though it is a little high."
"NetApp Private Storage is cheaper here in India compared to other solutions, such as Dell."
"It is an expensive solution."
"The product is costly."
"We negotiate whatever deal we can get on the type of storage that it is, but it's totally under our control,."
"The price could be lower."
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Top Industries

By visitors reading reviews
Manufacturing Company
11%
Computer Software Company
9%
Financial Services Firm
9%
Government
8%
Financial Services Firm
11%
Construction Company
8%
Outsourcing Company
8%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business20
Midsize Enterprise20
Large Enterprise48
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise2
Large Enterprise7
 

Questions from the Community

What do you like most about Dell EMC PowerScale (Isilon)?
The solution provides massive performance, scalability, efficiency, and ease of management.
What needs improvement with Dell EMC PowerScale (Isilon)?
I think Dell PowerScale (Isilon) could improve some functions such as Apache S3 or containerized storage support, as these aspects are not well-developed. Their support system is weak; many issues ...
What needs improvement with NetApp Private Storage?
They can make more solutions for cloud integration in NetApp Private Storage. It should be easier to use the cloud S3 integration, maybe from a NetApp interface, where users can choose the type of ...
What is your primary use case for NetApp Private Storage?
It consists of a large production company and national television channels broadcasting 24/7. We wanted to choose a stable product with flawless SLA levels for an organization that broadcasts 24/7....
What advice do you have for others considering NetApp Private Storage?
I believe it will deliver the expected performance and stability for television channels and production studios. On a scale of 1-10, I rate NetApp Private Storage an 8.
 

Also Known As

PowerScale, Dell EMC Isilon
NPS
 

Overview

 

Sample Customers

OMRF, University of Utah, Translational Genetics Research Institute, Arcis, Geofizyka Torumn, Cyprus E&P Corporation, Colburn School, Columbia Sportswear, Harvard Medical School, University of Michigan, National Library of France,
ASE IT, Concerto Cloud
Find out what your peers are saying about Dell PowerScale vs. NetApp Private Storage and other solutions. Updated: April 2026.
894,998 professionals have used our research since 2012.