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Dell Unity XT vs SolidFire 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 Unity XT
Ranking in All-Flash Storage
5th
Average Rating
8.4
Reviews Sentiment
6.5
Number of Reviews
198
Ranking in other categories
No ranking in other categories
SolidFire
Ranking in All-Flash Storage
33rd
Average Rating
8.2
Reviews Sentiment
7.1
Number of Reviews
33
Ranking in other categories
No ranking in other categories
 

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 Unity XT is 5.9%, down from 8.2% compared to the previous year. The mindshare of SolidFire is 0.4%, up from 0.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
All-Flash Storage Mindshare Distribution
ProductMindshare (%)
Dell Unity XT5.9%
Pure FlashArray X NVMe1.6%
SolidFire0.4%
Other92.1%
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.
DK
Sales Account Manager - BFSI Sector at Frontier Business systems
Customer needs are addressed effectively with collaborative sales and service support
Recently, customers have been asking for a cloud tiering option in storages. Some Dell storages do not have cloud tiering, which is an optional commercial feature. NetApp's FSA model 2750 comes with an inbuilt cloud tiering option. In the future, if Dell storages include this option, especially for Unity, it would help us target SME or medium enterprises for quicker closures and support the sales team.
Ramil Cerrada - PeerSpot reviewer
Solution lead at Globe Mobile
A versatile storage solution suitable for various workloads in cloud environments providing scalable architecture, granular Quality of Service and consistent performance
The most significant benefit lies in its exceptional performance, driven by its Flash-based architecture. This enhances routing speed and, consequently, database performance. The provisioning process is efficient and doesn't demand higher latency, ensuring optimal data transfer performance which is particularly valuable for tasks like data mining, where quick results are essential.

Quotes from Members

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

Pros

"The best features of Pure FlashArray X NVMe include the volume snapshot capabilities, which allow us to save most of the storage space by volume snapshots periodically."
"The most valuable features of this solution are its ease of use and performance."
"The most valuable feature of this solution is its ease of use."
"On a scale of one to ten, I rate Pure FlashArray as ten."
"The standout features for us in Pure FlashArray X NVMe are its robust DDoS protection, seamless transparent failover, and failback capabilities ensuring high availability."
"One of the best features is the support, which is excellent."
"We're able to get higher-density workloads on the same infrastructure, and we have a smaller physical footprint. The performance is excellent – during our test the bottlenecks are never on the X array, it just keeps picking up the pace to match what you need. The real-time visibility is a differentiator in my opinion."
"The solution uses newer technology for deduplication and compression."
"Dell Unity XT is quite scalable and can be scaled up to the petabyte level."
"Storage Snapshots have been really nice. They allow us to do backups without impacting our production workload that much. The scalability, the ability to add disks dynamically and adjust our workload as needed, has also been really helpful. That definitely makes my job easier. And the interface for managing Unity is very easy. The integrations between VMware Hypervisor and Dell EMC are top-notch, so it's been really easy to use and manage."
"It has reduced the latency in application and database reads and writes... All-flash, it's fast. We have the 650 model which is all-flash, upgraded from VNX. It just flies."
"We run about 100 virtual servers on it. We have about 100 users accessing the file shares from there, and I've seen no problem with that. We have about a 10GB backbone. Whatever we throw at it, it hasn't shown any sign of weakness or anything. It's been really good."
"It is completely reliable. The plugins for it are quite mature. I don't really have any issues with the interactions with vSphere, they all work as intended."
"We've never had an issue with storage."
"Dell Unity XT offers data integration features."
"I like the easy management with the new Unisphere management and the HTML5 interface."
"It's got full API functionality and the performance is pretty steady."
"The most valuable feature is the performance, as well as how you manage performance on the system."
"Greater IOPS, speed, it's all-flash. So seeing that everything is going to all-flash, all SSDs, SolidFire fits right in there with the emerging trend in IT."
"We can add a node, we add compute, we add storage, and we've had really good luck with that."
"Stability-wise, I rate the solution a ten out of ten."
"It is very easy to scale up SolidFire."
"If we get complaints about any kind of performance metric issues, whether it's storage related or something on the virtual side, we use it to pinpoint what the actual issue is."
"It's a very compact device. For a medium-sized business, it's very helpful because the device is efficient and very fast."
 

Cons

"We need better data deduplication."
"Efficiency improvements would always be welcome, but I'm not sure if they could get more efficient."
"I would like to see replication and DR features in the next release of this solution."
"Adding some functions to the product would be beneficial."
"The tool's pricing is higher than competitors."
"It feels more suitable for small and medium-sized businesses rather than enterprises."
"Right now, the box itself is just strictly working as a backend storage system. It would be fantastic if we could access it directly like a NAS device through network access or SIS drives. I think they have an interface, but I am not sure how good it is. If we could address a box directly on the network without having to go through a server, it would be great. The replication schemas could be improved. We are not using replication on the storage level right now. We use a different type of replication. If their replication would be as good as the one that we have, I would probably run the replication schema because it might be faster, but I don't know that for a fact. So, I cannot say that they have good replication. All I can say is that they need to inform us better."
"In the future, I would like to see integration with enterprise backup systems."
"VNX used to have some features that Unity still doesn't have. From that perspective, the progress is not that advanced."
"We've got massive issues at the moment with IBM AIX. It's not stable. We have a lot of disk errors, production crashes sometimes."
"One of the issues we've had is that controllers have crashed several times... We've had a lot of problems with the storage processor, SPBs. We've actually had them crash."
"The support portal needs fixing. Accessing a service request on the support portal seems to be a bit difficult, as opposed to just calling the 800 number."
"We would like to see more advanced integration capability added to this solution."
"We have had some downtime. Nothing is perfect. Unity’s have had some code-release problems, versions that, from a compatibility perspective, had some glitches which caused an outage. But, given the amount of Unity’s we run, that has been fairly minor and it hasn't happened at scale or across all of our Unity’s."
"The EMC VNX Virtual Data Mover (VDM) software needs more improvement."
"Scalability is not good. We have a Unity 300, now we have to do a data-in-place conversion for the next upgrade because only 150 slots are supported, not drives, only slots."
"I think there is room for improvement needed with its storage capability. A bigger node is needed."
"SolidFire should start from two nodes instead of the four nodes. That's the only thing. In a lot of solutions, we have to use four nodes, that's the better thing. But as a starting point, two is better. That's why their starting point is expensive."
"The inclusion of more protocols and interfaces would make it easier to integrate with other products."
"We had some false positives, power supplies failing, and that's really been about it. We had a couple of glitches during some upgrade processes but nothing that was really concerning to us."
"When you set up the nodes, we have to serial into each one of these nodes to configure the IP ranges. It's still very easy, but it's time consuming."
"For example, the ease of use with the reporting. Right now it's not impossible, but you have to know Sequel. It's a little time consuming to get those customized reports in there."
"The user interface needs to be improved. Much of the client feedback involves comments such as "Oh, it's hard to navigate through.""
"SolidFire could improve in terms of hardware robustness."
 

Pricing and Cost Advice

"The support cost per array is about $20,000 a year for 24/7 support."
"Pretty much everything that you need is licensed when you buy the product. Licensing to me is different than the maintenance cost, but they can bleed into one another. We buy the product, and we expect three years of support bundled into what we negotiate on our storage arrays. I would start to see maintenance costs going into the fourth year, but we're not there yet."
"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."
"Given its price, Pure is not the first option."
"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."
"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."
"Our licensing fees are $500,000+ USD."
"Pure FlashArray X NVMe’s pricing is cheaper than other products."
"We purchased a five-year warranty."
"We looked at HPE Nimble but the price of the Unity XT was very good compared to the competition."
"This solution is a good price for what you get."
"The pricing is reasonable. We're using the Flex on Demand pricing. It's really good for us when we pay for what we use. It made it easy to get it inside since it's an OpEx and instead of CapEx expense."
"Because of the attractive price, we were able to get rid of more expensive arrays, standardize, and get rid of a lot of spinning disks. We also got rid of more expensive flash that we weren't properly utilizing."
"Just from an overall power and heating usage, it costs substantially less than some of our existing solutions"
"While Dell EMC is costly, I don't have any complaints about their licensing model."
"This unit is one of the cheapest storage all-flash arrays in the market and it does well for what it is intended. It can be combined for both file and block storage."
"Based on what I heard from other people, its price was on the higher side."
"It might be considered expensive, but when evaluating performance, it represents good value online because you pay for what you get."
"On a scale where one is a high price and ten is a low price, I rate the solution between three and four. It is an expensive solution."
"The price of this solution is more expensive than others."
"We would probably use SolidFire more, except we're getting more bang for our buck with our purchases of ONTAP right now, and the deal we made with NetApp, so it's more of just a cost decision"
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Manufacturing Company
11%
Financial Services Firm
11%
Government
6%
Computer Software Company
14%
Manufacturing Company
11%
Financial Services Firm
6%
Comms Service Provider
6%
Financial Services Firm
22%
Marketing Services Firm
15%
Outsourcing Company
7%
Computer Software Company
7%
 

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 Business62
Midsize Enterprise49
Large Enterprise94
By reviewers
Company SizeCount
Small Business8
Midsize Enterprise6
Large Enterprise16
 

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 the Biggest Difference Between Dell EMC Unity and NetApp AFF?
I saw that you have doubts about what you chose. I have a lot of experience with the constructor, honestly I can reco...
What is the Biggest Difference Between Dell EMC Unity and NetApp AFF?
They’re both great solutions and I’ve used both. EMC is being VERY aggressive on pricing which may be the undoing of...
What is the Biggest Difference Between Dell EMC Unity and NetApp AFF?
First of all the decision should be taken looking at similar products in terms of capacity and performance. I will sh...
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Also Known As

Pure FlashArray//X NVMe, Pure FlashArray//X, FlashArray//X, Pure FlashArray X NVMe
EMC Unity, Dell EMC Unity
No data available
 

Overview

 

Sample Customers

Fremont Bank, Judson ISD, The Nielsen Company
Draper, Rio Grande Pacific, Royal Victoria Regional Health Centre
California Public Utilities Commission, RFA, 1&1, Ultimate Software , Endicia, ezVerify, MercadoLibre, Sungard Availability Services, ServInt, Elastx, Hosted Network, Colt, Crucial, iWeb, Datapipe, Databarracks
Find out what your peers are saying about Dell Unity XT vs. SolidFire and other solutions. Updated: February 2026.
883,546 professionals have used our research since 2012.