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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 solution uses newer technology for deduplication and compression."
"The solution is very straightforward to set up."
"The latency is good."
"One of the best features is the support, which is excellent."
"The solution is scalable."
"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 initial setup was extremely simple and straightforward."
"It is very easy to install and configure. It has got excellent diagnostics. If you really need to see how the box is performing, the console gives you a lot of information. You can set thresholds as well as alerts based on the thresholds, which is a very powerful functionality. They are very proactive. They know how to monitor and manage the systems. They see a problem, and they are all over it before us. They see the problem before we see it, which is very good."
"Key features are ease of use, ease of management, ease of deployment, and the GUI is very user-friendly."
"The All-Flash models are pretty fast for the vast majority of our remote workloads."
"The Unity 400 is one of the easiest to manage and the most reliable storage systems that I have managed in my 22 years in IT."
"It has improved the utilization of our own internal resources and performance across our managed service platform, meeting our customers SLAs."
"It is easy to scale, maintain, and manage."
"Purchasing; We worked with a sales rep to purchase our Unity."
"For sites that we use it on, it gives us more flexibility and high availability solutions. It is easier to expand the site, if needed."
"After migration to Unity 300F, we were able to put more DBs on flash, reducing latency. The results were visible in the front-end systems, and all users noticed the improvement."
"With a SolidFire I think that problem goes away."
"Being able to provide quality of service as promised."
"All those solutions just didn't compare with what we could do with SolidFire in terms of performance, support, product stability."
"Initial setup was very straightforward, easy."
"If you buy the solution for its specific purpose it will work well."
"If you're looking for an easy-to-implement solution from an all-flash perspective, really take a look at SolidFire."
"Individual settings you can put on each individual volume, if you want to do that."
"The square footage for doing development is at a premium when dealing with government networks, and to be able to put a lot of IOPS in a lot of high-speed performing drives in a very small location which requires very little HVAC with very little power is very valuable to us."
 

Cons

"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."
"We've seen that when we create a POD in synchronous mode, it increases the latency."
"The software layer has to improve."
"The tool's portfolio is minimal. It is expensive."
"I would like to see replication and DR features in the next release of this solution."
"Every time I think of something that needs to improve, they're one step ahead, which I love. The only area I wish to see improve, I believe is coming, is in the FlashBlade product. Blade implementation fell short on a few of the services."
"Adding some functions to the product would be beneficial."
"There are some challenges with data encryption and reduction."
"Firmware Upgrades in EMC Unity require you to manually download OS and Drive firmware, this should be integrated (Nimble does this). When you order an EMC Unity, you have to specify the block size. This is weird for me and even weirder that you cannot change this afterwards, you should be able to specify per LUN/datastore (Nimble does this as well)."
"We've also encountered an issue when it comes to migrating to compressed LANs on the Unity, and during the Storage vMotion. It appears that the compression algorithm is overwhelmed, and when it becomes overwhelmed it just stops compressing and writes the raw data to the destination. We later copied internally another Storage vMotion to another compressed LAN and achieved much higher compressions on that internal copy. It would be really nice if there was a way to automatically throttle, as a part of a Storage vMotion, to say, "I want to gain the maximum benefits from the compression algorithm, so throttle back the Storage vMotion to implement 100 percent compression.""
"We've got an ongoing issue with a Unity where some power supply fans spin up. We've had a whole bunch of hardware changed as a result but I still have an open SR which has been a struggle. It doesn't seem to affect performance, but it's something that we're hoping the engineers can resolve. Also, we had some issues with an upgrade where we can't manage a device, after the upgrade. So we had to have a ticket in for that."
"I think there are a couple of things on the file side that we're lacking from the VNX world. It would be nice if we got some of those back. I think there are limitations on how many file systems you can back up at a time. Whereas you can do, I believe, eight continuous per data mover on the file side on the VNX, you can only do something like two or four on Unity. If they could step up to that, that would be good."
"More integration with VMware would always be helpful, plugins that go directly into the vSphere management. A single pane of glass is always beneficial."
"We had one incident with a memory leak that led to controller reboot. Although it had no impact, when such things happens the storage should be more aware of it, send alerts, and propose corrective actions."
"If the product could only send alert notification via SMS, it would be much better."
"Because we can do synchronous replication between the two sites, this made the setup challenging for this piece. They did not know how to set this up initially. We ended up having to do bidirectional synchronous replication."
"It's a very good Windows-type solution. But we do a lot of legacy systems and the like. So it's getting that incorporated into it that would help us."
"On the negative side of it, I'm working on support, and I would get not enough detail or the support tech would say, "Check the manual.""
"The user interface needs to be improved. Much of the client feedback involves comments such as "Oh, it's hard to navigate through.""
"One of the challenges we faced while using SolidFire was that the product line that we were using in our company was discontinued."
"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."
"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."
"They could make the mNode more user-friendly. Now you need to configure and add nodes by CLI and it’s not really easy to manage. If they created a web interface to do the management of the mNode, that would be great!."
"I would like to see integration with the cloud, number one. Being able to spin SolidFire in the cloud."
 

Pricing and Cost Advice

"Our licensing fees are $500,000+ USD."
"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."
"Pure FlashArray X NVMe’s pricing is cheaper than other products."
"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."
"The licensing is on a yearly basis."
"As far as the licensing costs, everything is included in the license."
"With VMware, we pay $300,000 annually."
"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."
"At the end of the day, the licensing cost is key, because every customer has a pain point, that the cost of each piece is high. So if they would bundle everything in a package, that is how the competitors are selling their footprint."
"It's the performance combined with the gig-per-dollar value. That combination is superior to other storage options."
"Compression is making a difference towards the amount of hardware that we need to purchase."
"We checked both HP and Dell and we determined that Dell EMC was a better option."
"When you look at what Dell EMC is compared to, like NetApp, they're all priced pretty similarly. I think the pricing of the hybrid model is good."
"The pricing is competitive. We miss some of the feature functionality that we had with the XtremeIOs but it's certainly suitable for the purpose."
"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."
"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."
"It might be considered expensive, but when evaluating performance, it represents good value online because you pay for what you get."
"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"
"Based on what I heard from other people, its price was on the higher side."
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Top Industries

By visitors reading reviews
Computer Software Company
12%
Manufacturing Company
11%
Financial Services Firm
10%
Government
6%
Computer Software Company
13%
Manufacturing Company
11%
Financial Services Firm
6%
Comms Service Provider
6%
Financial Services Firm
21%
Marketing Services Firm
14%
Outsourcing Company
9%
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: March 2026.
884,873 professionals have used our research since 2012.