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Dell EqualLogic PS series vs IBM FlashSystem comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Feb 2, 2025

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 EqualLogic PS series
Ranking in Modular SAN (Storage Area Network)
7th
Average Rating
7.8
Reviews Sentiment
7.0
Number of Reviews
19
Ranking in other categories
No ranking in other categories
IBM FlashSystem
Ranking in Modular SAN (Storage Area Network)
3rd
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
112
Ranking in other categories
NAS (5th), All-Flash Storage (13th)
 

Mindshare comparison

As of September 2025, in the Modular SAN (Storage Area Network) category, the mindshare of Dell EqualLogic PS series is 2.6%, up from 1.9% compared to the previous year. The mindshare of IBM FlashSystem is 15.6%, down from 17.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Modular SAN (Storage Area Network) Market Share Distribution
ProductMarket Share (%)
IBM FlashSystem15.6%
Dell EqualLogic PS series2.6%
Other81.8%
Modular SAN (Storage Area Network)
 

Featured Reviews

HansThilen - PeerSpot reviewer
A highly scalable and astoundingly stable solution offering its users an extremely good technical support
Regarding an area to improve, I would say that from Dell EqualLogic family, I can't buy Dell EqualLogic PS series. I can't buy any more solutions provided by EqualLogic, so the solution will have to make certain improvements in the future. Since we can't buy anything from EqualLogic in our company, we plan to move to another solution. Since I can't buy it anymore, I don't receive any updates on the solution. Also, this is the last year in which one can buy support for the solution.
OmarIsmail1 - PeerSpot reviewer
Offers high performance and dependable support for fast storage needs
The most valuable feature of IBM FlashSystem is its robust back code. When integrated properly into the environment and configured according to the guidelines, it provides a very solid infrastructure that does the job on demand. Additionally, IBM FlashSystem offers competitive pricing and reliable performance. The hardware is dependable, ensuring that it functions effectively when the setup is done correctly.

Quotes from Members

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

Pros

"It is stable and scalable."
"It is a stable solution. Stability-wise, I rate the solution a ten out of ten."
"The most valuable feature of Dell EqualLogic PS series auto tiering by using this feature, the customer can get higher performance on a valuable budget."
"Dell's technical support is very good."
"The solution has been working well overall."
"Its high availability. It has a lot of redundancy and good management software as well as good alerting."
"The technical support for the solution was really good."
"You can always trust it. It is stable."
"IBM FlashSystem 5300 is offered at a very low cost in Israel, which is advantageous for small companies."
"Virtualization of external storage, while adding cache and speed to the external storage."
"The power systems are very reliable if you are running 24/7 operations. For ongoing mission-critical applications, it's the best solution."
"The valuable features of IBM FlashSystem include flash copy mapping, which is a procedure to collect instant point-in-time data for testing real data."
"The all-flash storage has tier replication capabilities."
"The technical support for this solution is good. They used to help us when the motherboard of Power Systems broke. Their response times are really fast."
"The initial customer technical support was efficient and effective."
"I like most of the features. Its speed, performance, and availability are valuable. We are implementing the data reduction technology the most."
 

Cons

"We need more space and we can't get any."
"Dell EqualLogic PS series could improve the performance because in our hybrid configuration the read speed is faster than the write speed."
"If I need to have more space or more capacity, I need to replace the product. It would be ideal if we could scale without replacing the box itself."
"Synchronous replication uses space inefficiently."
"6510 and 6610 have two iSCSI connections in each controller. Why do 6110xxx members have only one, and why do the same members have the possibility of having an active iSCSI interface in the passive controller? It could make a lot of noise with a failover."
"Dell EqualLogic PS series could improve by providing fiber channel connectivity. Fiber channel connectivity is not supported, which is a requirement of advanced applications, such as SAP HANA. SAP HANA recommends fiber channel connectivity, but the Dell EqualLogic PS series is only an ISCSI data storage."
"Why is it not possible for both controllers to be simultaneously active (load balancing)?"
"There is no inline deduplication capability."
"With regards to the IBM V7000 storage system, where we have multiple tiers of storage, a heat map would show I/O distribution across the tiers of storage."
"AHV is Acropolis Hypervisor – A relatively new Hypervisor, robust and stable as VMware vSphere, has built-in advanced analytics and powerful operations, Self Service Portal and components for DevOps included, managed by a single pane of glass (Prism) via HTML5 and it is free of charge – That is why Nutanix is so advanced and revolutionary."
"Their technical support needs improvement in terms of reachability for the clients and response times. They should be more responsive and have more online platforms for support. They should make more technical information available online. There could be some kind of documentation community."
"The Data Reduction Pools (DRP) support could be better."
"I would like to see bigger modules."
"We had issues when attempting to do a flash, we hope to resolve it soon."
"They can improve its initial configuration. The initial configuration is currently very difficult. There are multiple choices or alternative ways to configure based on the use case and what you are targeting out of the device, that is, more capacity or more performance. These multiple alternatives cause a lot of confusion. They should increase the processing part of the nodes. Currently, you can cluster up to eight nodes. From my experience and the workload that I am facing in my environment currently, I would like to see either a bigger or stronger node or a larger number of nodes that can be clustered together. We formally communicated to them that we need to see either this or that, and they are working on something."
"The ease of installation should be improved. We had issues with the configuration model."
 

Pricing and Cost Advice

"Price-wise, the solution is cheap. I rate it a three on a scale of one to ten, where one is very cheap, and ten is very expensive."
"Licensing is pretty straightforward."
"Initial packages include all upgrades and services."
"Dell EqualLogic PS series can improve its scale-out feature. Sometimes the customer has a limited budget for storage expansion. When they want to expand their capacity, they need to buy a complete controller plus storage capacity, which sometimes is out of their budget. If Dell EqualLogic PS series support could scale up the environment in which only hard drive extension controllers should be supported, then customers can expand within a lower budget."
"​It is a fair price."
"There are annual maintenance costs beyond the original licensing period."
"It seemed expensive at first, but the durability lowered the cost of ownership dramatically over time."
"I don't think I would say that the product is less expensive...The product's price is not an issue for our company, considering the relationship we have with Dell and the customer support we receive."
"The solution has good pricing, but it is not cheaper."
"The cost is pretty high in terms of licensing. We pay at least $100,000 USD in licensing fees for the storage."
"The price depends of the technology that our customers need. The price can come at a lower cost but this may increase as storage is added."
"My customers got the IBM FlashSystem bundle offer. It was a one-time purchase for three years of service. The price would depend on the storage size and could reach between $25,000 to $55,000."
"Overall the price of the solution is expensive and this includes the license."
"They've been much more aggressive in the last five, six years than they were before that."
"This solution is expensive compared to other solutions."
"I would rate the pricing of this solution a four out of five."
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Top Industries

By visitors reading reviews
No data available
Computer Software Company
13%
Financial Services Firm
11%
Manufacturing Company
9%
Comms Service Provider
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business11
Midsize Enterprise1
Large Enterprise7
By reviewers
Company SizeCount
Small Business47
Midsize Enterprise22
Large Enterprise57
 

Questions from the Community

What do you like most about Dell EqualLogic PS series?
The technical support for the solution was really good.
What needs improvement with Dell EqualLogic PS series?
An improvement that could be made is to have a storage solution with all SSD hard disks, as we currently have a Dell EqualLogic PS series with traditional hard disks. It's not simple to replace a h...
What is your primary use case for Dell EqualLogic PS series?
Dell EqualLogic PS series is the storage of our server, which serves our use case. The deployment of Dell EqualLogic PS series takes about five days.
What needs improvement with IBM FlashSystem?
Some improvements are required in IBM regarding response time and resolution time, though not about competence. Product-wise, it performs well. We have not used AI features yet, and I believe havin...
 

Also Known As

EqualLogic PS series
IBM Storwize
 

Overview

 

Sample Customers

FAW Foundry, AW Engineering, Unimat, eLongNet Information Technology, BDO Brasil, Odyssey Space Research
Celero, Friedhelm Loh Group, Clarks, Mingkang Natregro Health Food Group, Sofia, Etisalat Fights Fraud, UF Health Shands Hospital, Generali, Elecon Engineering Company Limited, Ventiv , Technology, CPFL Energia, Royal Caribbean Cruises Ltd., SciQuest, Coca-Cola Bottling Co. Consolidated, Paddy Power, Kelsey-Seybold Clinic, Interconnect Services, Severstal IP-Only AB, PVU Group GmbH
Find out what your peers are saying about Dell EqualLogic PS series vs. IBM FlashSystem and other solutions. Updated: September 2025.
867,497 professionals have used our research since 2012.