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IBM FlashSystem vs IBM XIV comparison

 

Comparison Buyer's Guide

Executive Summary

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

IBM FlashSystem
Ranking in Modular SAN (Storage Area Network)
4th
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
110
Ranking in other categories
NAS (4th), All-Flash Storage (13th)
IBM XIV
Ranking in Modular SAN (Storage Area Network)
10th
Average Rating
7.6
Number of Reviews
6
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of January 2025, in the Modular SAN (Storage Area Network) category, the mindshare of IBM FlashSystem is 19.6%, up from 15.2% compared to the previous year. The mindshare of IBM XIV is 1.2%, down from 1.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Modular SAN (Storage Area Network)
 

Featured Reviews

Raanan Sitton - PeerSpot reviewer
Offers cost-effective storage for small companies with budget constraints
IBM FlashSystem 5300 is offered at a very low cost in Israel, which is advantageous for small companies. However, other features like deduplication and compression do not perform effectively. The price sensitivity makes it a viable option for clients with budgetary constraints, as it allows us to secure deals based on the cost rather than advanced performance.
Ajith Kandaramage - PeerSpot reviewer
Good value for money but issues with modular scaling
IBM XIV's most valuable features are NVME, especially when it comes to de-duplication, compression, and responsiveness I've been using IBM XIV for two and a half years. IBM XIV is stable. IBM XIV's scalability is adequate for our requirements, but because it's modular, you can't scale to larger…

Quotes from Members

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

Pros

"The Flash core models offer amazing performance."
"The most valuable features of IBM FlashSystem are performance and security."
"The most valuable feature is reliability."
"The pricing is reasonable."
"Ability to manage third-party arrays and virtualise them: One screen to control multiple arrays. Simplified administration."
"The all-flash storage has tier replication capabilities."
"The FlashSystem 900 consistently delivers performance below 1ms for read/write. This performance is essential for an effective SVC stretch-cluster configuration across two datacenters, and presenting active-active storage to the customer."
"The initial setup is straightforward and can be done in an hour and a half by one person."
"Very easy to produce reporting data (Snaps). Very easy and fast for provisioning devices and Remote mirroring."
"The performance and robustness of the systems are very good."
"IBM XIV's most valuable features are NVME, especially when it comes to de-duplication, compression, and responsiveness."
"As it spreads, a chuck of 1MB across the board means using all available spindles on the backend."
"Installation is amazingly easy."
"Hands down, this is the easiest storage platform on the market to manage."
 

Cons

"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."
"IBM FlashSystems is lagging in optimizing storage technologies."
"Events/log analysis tools."
"The product needs to improve their scalability."
"The solution is quite expensive. That's one of the downsides to using it."
"Include an option to upload the support package to the IBM ECuRep when opening an IBM PMR."
"The storage capacity of this solution could be improved."
"Enterprise data storage needs improvement. They should create a feature for data and file storage."
"I encountered stability (performance) issues during enclosure or disk rebuild. Also some power supply issues due to malfunctions of ​circuits. Sometimes "internal" Snap sessions hang and consume pool capacity."
"This product was not a good fit for our organization as we have a ton of latency sensitive applications and XIV was not able to keep up with IO + latency demand."
"The change form synchronous mirroring to asynchronous (and vice versa) without reconfiguration from scratch would be helpful."
"IBM XIV's scalability is adequate for our requirements, but because it's modular, you can't scale to larger requirements."
"I would rather have a web GUI served directly from the unit, and a CLI accessible directly through SSH."
"Until the drive is replaced, the pool_resizing is locked."
 

Pricing and Cost Advice

"Among IBM, Dell EMC, and Pure Storage, IBM is the cheapest. The price is also based on our location, the size of our entity, and our regular annual purchases from them. We are a very big IBM customer, so we normally get very high discounts. We are not a big customer of Pure Storage. We don't buy that much from Pure Storage per year. Everything is included in the price. There is no extra license for different functions."
"There are no licensing fees, it is a one-time purchase of the IBM FlashSystem."
"Our customers would like IMB FlashSystem to be less expensive."
"You purchase it as a bundle and the price is comparable."
"I price of IBM FlashSystem is reasonable and competitive."
"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."
"Pricing can be considered as per market competition."
"The pricing is reasonable."
"Licensing is straightforward."
"No-license-required policy, unlike others where you need a license for everything. Just pay once and forget about licenses."
"We have a five-year total cost of ownership where we pay an initial amount and then annually for maintenance."
"If you are going to use the product behind an SVC, IBM will price the units lower, since you are likely not to use any of the advanced copy services."
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Top Industries

By visitors reading reviews
Computer Software Company
15%
Financial Services Firm
11%
Manufacturing Company
9%
Government
7%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What is your experience regarding pricing and costs for IBM FlashSystem?
Many factors affect purchasing directly from IBM, often involving a multi-step process. Customers, especially in banking, often use the latest devices as they are upgrading, indicating they do not ...
What needs improvement with IBM FlashSystem?
There is room for improvement in the troubleshooting part, specifically related to IBM Spectrum for Insight. Customers are uncomfortable with remote access, which affects automated remote support. ...
Ask a question
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Also Known As

IBM Storwize
XIV
 

Overview

 

Sample Customers

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
Celero, NaviSite, Technische Universit_t Mªnchen, Netflix Inc., Muhr und Bender KG, Pelephone Communications
Find out what your peers are saying about IBM FlashSystem vs. IBM XIV and other solutions. Updated: January 2025.
831,265 professionals have used our research since 2012.