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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
18th
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
17th
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 (18th), NVMe All-Flash Storage Arrays (10th)
 

Mindshare comparison

As of March 2026, in the All-Flash Storage category, the mindshare of Everpure FlashArray X NVMe is 1.6%, up from 0.8% compared to the previous year. The mindshare of Dell SC Series is 1.2%, up from 0.7% compared to the previous year. The mindshare of VAST Data is 2.9%, up from 2.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
All-Flash Storage Mindshare Distribution
ProductMindshare (%)
Dell SC Series1.2%
Pure FlashArray X NVMe1.6%
VAST Data2.9%
Other94.3%
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 latency is good."
"The solution is scalable."
"On a scale of one to ten, I rate Pure FlashArray as ten."
"Pure FlashArray X NVMe will quickly overcome all the hurdles you face, including network and latency issues."
"The most valuable feature of this solution is reliability."
"The duplication algorithm allows us to get a lot more use out of less storage. We're running a five terabyte array right now and we're running probably about 30 terabytes on it. So the duplication rate is pretty phenomenal, without a cost to performance. It still runs pretty smoothly."
"The high availability of the product is the most valuable feature."
"We are satisfied with the performance as it is significantly faster compared to traditional storage options."
"Dell SC Series offers a lot of performance, being one of the best performing storages Dell ever made."
"It was very easy to install, maintain, and provides excellent manageability."
"The performance benefits weren't surprising, we expected that. What we didn't expect were the densification benefits that we got out of going all-flash. We're able to put more applications on the arrays because of how all-flash performs. The way some of the application profiles have responded to all-flash has been really pleasing."
"I can mix and match the drives, using older mechanical devices and the latest SFP drives in a single solution with different enclosures."
"They have a feature called Live Migrate; it's been very, very useful."
"Easy management of volumes: You can create volumes and easily assign them to VMware clusters, increasing their size."
"The flexibility of this solution has been valuable for our business."
"One of the most valuable features is the capability to switch between all-flash to hybrid, which have have actually done for one of our arrays. We started with the hybrid, with the limited if I'm not mistaken, and then over a period of time, we swapped all the hybrids with the SSDs. This was one of the big features because it gave us the capability to not stick with just one kind of media. Secondly, since it has sorted clustering, we were able to bring in the newer boxes and have it all clustered together. These were the two main features that we really looked into, which benefited our use case from an expansion/growth perspective. Another valuable feature is the ease of management."
"This has been one of the most reliable storage systems that I have ever used."
"The solution is useful for machine learning and scientific applications, including computer simulations."
 

Cons

"In the next release, I would like to see real-time analytics for further insight into consumption models."
"It feels more suitable for small and medium-sized businesses rather than enterprises."
"It's more multi-tenant functionality in their Pure1 manage portal that is lacking."
"We've seen that when we create a POD in synchronous mode, it increases the latency."
"I'd like to see the product implement active replication for vehicles such as VMware."
"We would like to see VNC integration or be able to use Pure Storage with VNC."
"There are some challenges with data encryption and reduction."
"I would like to see replication and DR features in the next release of this solution."
"The lack of reporting would be the main issue."
"The interface could be improved. It should have an application point of view."
"There's always room for improvement in the operating code."
"The tool's pricing is high and not suitable for medium companies."
"It would be helpful if the solution offered higher performance, at least on the back end."
"Snapshots in VMware. You can’t do snapshots since the storage itself does that. Therefore, some apps (Veeam, for example) don’t work well with this kind of tiering storage."
"In terms of additional features, I would like to see some kind of I/O meter, to indicate what we are using in terms of performance. I would like to see automation with that, where it would give me the trends. I want to know those things easily, to help me know where issues are going to occur."
"This solution could be improved if overall performance was improved and operated with a higher speed and supported a higher volume of RAM."
"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."
 

Pricing and Cost Advice

"Our licensing fees are $500,000+ USD."
"The product is expensive."
"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."
"The tool's pricing is cheap; I rate it a six to seven out of ten. Most of our sales are not subscription-based. We sell the hardware, and customers keep using it. They only renew the service part annually. The support can be a bit pricey, but the solution is more cost-effective than anything else out there."
"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."
"Given its price, Pure is not the first option."
"The tool is an investment that we've budgeted for. While the prices may be higher than those of other vendors, we see it as a market leader with benefits. We don't regret purchasing it."
"Pure FlashArray X NVMe’s pricing is cheaper than other products."
"The pricing is reasonable, but it is expensive."
"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."
"The pricing of Dell EMC Compellent is competitive."
"The scalability seems a bit more expensive than even buying a brand new one so far. That has been kind of a drawback."
"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."
"The pricing of this solution is competitive."
"Pricing depends on varying life cycles."
"It has a good price point and offers some value-added enterprise features."
"We acquired VAST Data as a one-time, capital purchase."
"Price-wise, VAST Data is not the cheapest, not the most expensive one."
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Manufacturing Company
11%
Financial Services Firm
11%
Government
6%
Outsourcing Company
9%
Computer Software Company
8%
Performing Arts
8%
University
8%
Financial Services Firm
13%
Computer Software Company
12%
Manufacturing Company
11%
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.
Ask a question
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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: March 2026.
883,712 professionals have used our research since 2012.