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Dell SC Series vs VAST Data comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Sep 18, 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

Everpure FlashArray X NVMe
Sponsored
Ranking in All-Flash Storage
17th
Average Rating
9.0
Reviews Sentiment
6.7
Number of Reviews
36
Ranking in other categories
NVMe All-Flash Storage Arrays (6th)
Dell SC Series
Ranking in All-Flash Storage
18th
Average Rating
8.4
Reviews Sentiment
7.5
Number of Reviews
55
Ranking in other categories
Frame-Based Disk Arrays (2nd)
VAST Data
Ranking in All-Flash Storage
30th
Average Rating
10.0
Reviews Sentiment
7.5
Number of Reviews
2
Ranking in other categories
File and Object Storage (16th), NVMe All-Flash Storage Arrays (10th)
 

Mindshare comparison

As of April 2026, in the All-Flash Storage category, the mindshare of Everpure FlashArray X NVMe is 2.0%, up from 0.8% compared to the previous year. The mindshare of Dell SC Series is 1.3%, up from 0.7% compared to the previous year. The mindshare of VAST Data is 3.0%, up from 2.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
All-Flash Storage Mindshare Distribution
ProductMindshare (%)
Everpure FlashArray X NVMe2.0%
Dell SC Series1.3%
VAST Data3.0%
Other93.7%
All-Flash Storage
 

Featured Reviews

Jaehoon Oh - PeerSpot reviewer
Chief Technology Officer at Lambda256
Supports efficient storage management through volume snapshots and offers reliable non-disruptive upgrades
I have no specific improvements to suggest for Pure FlashArray X NVMe at this time. The performance statistics could be enhanced. I can see the performance statistics in the Pure Storage console, but it does not show the performance by 4K byte unit. It displays IOPS and bandwidth, but IOPS is about real use, and I want to know how many IOPS are currently running in 4K byte units. I cannot see that IOPS because most storage systems report their performance by 4K byte unit. I want to see Pure Storage performance by 4K byte unit to compare with other storage or other internal NVMe SSD.
RafaelGamaluis - PeerSpot reviewer
Architect Engineer, IT INFRASTRUCTURES Project Manager at Vilavi
User interface offers clarity and detailed information while technical support consistently delivers
The best features of Dell SC Series are stability and replication. The replication solution is excellent, and they have a solution named Live Migration. It is a robust platform. The interface and the GUI (graphical user interface) for administrating the Compellent are exceptional, with abundant information that is very clear. The management capabilities are excellent, and the stability of our storage hardware is remarkable.
Alan Powers - PeerSpot reviewer
HPC CTO at a manufacturing company with 10,001+ employees
Stability-wise, a device that has been up and running for years
The failover capability and resiliency are some of the solution's valuable features. The big thing is resilience because it has richer coding in it, so multiple devices can't fail. Also, one can still access a number of CBoxes that can allow one to access their file system. Once a device fails, it fails the transparency of the end-user, and it just starts using another resource. The encryption capability, the snapshots, along with a whole bunch of features make the tool valuable. VAST Data keeps adding more and more features all the time.

Quotes from Members

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

Pros

"The solution is scalable."
"It has good, reliable, and fast storage."
"It's incredibly easy to use and greatly simplified our ability to both deploy and manage our storage subsystems."
"It has good, reliable, fast storage."
"Pure FlashArray X NVMe will quickly overcome all the hurdles you face, including network and latency issues."
"FlashArray has some fresh efficiency features, I've never seen a storage solution with a compression rating this high before, it's at least 4-to-1 on Oracle databases, it's the best flash storage for Oracle."
"It has drastically improved the performance of our high-end Oracle databases and allows us the ability to replication to a DR location with ease."
"The tool's valuable features are speed, security, data compression, and reliability. Its data compression feature is the best that we have ever seen. It helps us to save money and resources."
"It is suitable for small or medium businesses."
"It's allowed us to have one hundred percent uptime over the last five years — maybe more."
"The product offers good performance and is quite powerful."
"The flexibility of this solution has been valuable for our business."
"Dell SC Series offers a lot of performance, being one of the best performing storages Dell ever made."
"Connecting it up, you can run it within a few hours."
"The technical support is great, we have 24/7 support with a four-hour response, they are responsive and they stay to help until the problem is resolved."
"In terms of stability, it's good enough. It's okay."
"The solution is useful for machine learning and scientific applications, including computer simulations."
"This has been one of the most reliable storage systems that I have ever used."
"This has been one of the most reliable storage systems that I have ever used."
 

Cons

"Adding some functions to the product would be beneficial."
"Managing data isn't difficult for me. The performance is usually perfect, but we sometimes have capacity problems."
"I'd like to see the product implement active replication for vehicles such as VMware."
"The tool's portfolio is minimal. It is expensive."
"The software layer has to improve."
"Many options to check performance, like read, writes, random writes, and random reads, are missing in Pure FlashArray X NVMe."
"In the next release, I would like to see real-time analytics for further insight into consumption models."
"We have run into a couple of instances recently where we are running out of space. So we have had to buy some more packs for it and they have deployed fine and it has increased smoothly."
"The tool's pricing is high and not suitable for medium companies."
"The price could be improved."
"The cost of the solution could be better."
"An issue we had was that the controller went down during an upgrade because of their upgrading the code."
"The ease of use could be improved. It took me a while to learn it."
"The cost of the solution could be better."
"I would rate the SC Series at seven out of ten right now. That might change as future releases come out and more functionality comes into the product."
"I would like to see an integrated key manager in the controllers. Currently, it's an external product. It would be nice to have the option of having a built-in key for self-encrypting drive features."
"The write performance could be improved because it is less than half of the read performance."
"The read/write ratio is an area in the solution with some flaws and needs improvement."
"The write performance could be improved because it is less than half of the read performance."
 

Pricing and Cost Advice

"They can tout the functionality and cutting edge technology that they have, but that's where the price tag comes in. The cost is high, but I think as they grow their business and get more customers that it will probably go down a little bit."
"The support cost per array is about $20,000 a year for 24/7 support."
"With Pure Storage, we would like to continue seeing price reductions with flash storage. I don't think we're any different than anybody else when we continue to look to the industry for price reductions of both NVMe and traditional SSD storage. We would like to see these prices continue to decline and erode, even displacing large spinning disks."
"The licensing is on a yearly basis."
"With VMware, we pay $300,000 annually."
"Pure FlashArray X NVMe’s pricing is cheaper than other products."
"Its price could be better. It is not too expensive, but it is the high-end cost. It is kind of a Rolls-Royce. You pay a lot, but you get a lot out of it. So, the price pressure on the way down would be great, but at the end of the day, if you need to do the work, you just pay for it."
"We pay approximately $50,000 USD per year in licensing fees."
"We have found the solution to be affordable."
"We have found it to be affordable. Comparing the cost with other hardware, it seems to be right in line with the compute and the storage that we get with it."
"There are costs involving the solution, vendor fees and product safety which are additional."
"Support typically depends on the array. It can range anywhere from $7,000 to a couple of hundred thousand dollars."
"The maintenance is usually pretty good. It's not like some of the others where they increase it in the fourth, fifth, or sixth years."
"The pricing of Dell EMC Compellent is competitive."
"It's absolutely affordable. Again, not having to do a forklift upgrade like some of the others have had to do in the past, it's very affordable for our customers and they continue to buy."
"Always keep in mind, this is not just a enclosure with disks is a complete SAN as a service. There is software, license, and storage in one single solution."
"Price-wise, VAST Data is not the cheapest, not the most expensive one."
"We acquired VAST Data as a one-time, capital purchase."
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Top Industries

By visitors reading reviews
Computer Software Company
11%
Financial Services Firm
11%
Manufacturing Company
11%
Government
6%
Financial Services Firm
14%
Outsourcing Company
9%
Construction Company
7%
Performing Arts
6%
Financial Services Firm
14%
Manufacturing Company
11%
Computer Software Company
10%
University
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business15
Midsize Enterprise11
Large Enterprise12
By reviewers
Company SizeCount
Small Business26
Midsize Enterprise10
Large Enterprise20
No data available
 

Questions from the Community

What do you like most about Pure FlashArray X NVMe?
Pure FlashArray X NVMe helps to improve our processing speed. It is user-friendly and easy to use.
What is your experience regarding pricing and costs for Pure FlashArray X NVMe?
The price of Pure FlashArray X NVMe is very expensive, though I do not know the actual price because I am using the E...
What needs improvement with Pure FlashArray X NVMe?
I have no specific improvements to suggest for Pure FlashArray X NVMe at this time. The performance statistics could ...
What is your experience regarding pricing and costs for Dell SC Series?
In our case, we received favorable pricing with Dell because of our strong partnership. While I acknowledge that Dell...
What needs improvement with Dell SC Series?
For us, it is a great product. The deduplication and compression could potentially be improved, though they are alrea...
What is your primary use case for Dell SC Series?
We use Dell SC Series in a VMware environment.
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Also Known As

Pure FlashArray//X NVMe, Pure FlashArray//X, FlashArray//X, Pure FlashArray X NVMe
SC Series Storage, Compellent
No data available
 

Overview

 

Sample Customers

Fremont Bank, Judson ISD, The Nielsen Company
TGen, Frost Science, Gerrie Electric
Norwest Venture Partners, General Dynamics Information Technology, Ginkgo Bioworks
Find out what your peers are saying about Dell SC Series vs. VAST Data and other solutions. Updated: April 2026.
886,932 professionals have used our research since 2012.