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Dell PowerStore vs Huawei OceanStor 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:
 

ROI

Sentiment score
1.0
Organizations reduced costs and improved performance with Pure FlashArray X NVMe, achieving quick ROI and efficient resource management.
Sentiment score
6.6
Dell PowerStore offers positive ROI through cost savings, enhanced performance, efficient deduplication, and valued lifecycle and feature enhancements.
Sentiment score
8.5
Huawei OceanStor offers significant cost savings and performance improvements, with some organizations seeing returns and efficiencies within a year.
By opting for the gold subscription every three years, you get a free upgrade to the latest controller release.
If you wait more than seven years to buy another one, you get a return on your investment.
If you purchase storage with 300 terabytes, you can easily achieve one petabyte of effective capacity.
It's been trouble-free the entire time, with very high performance, as it has been designed and built properly.
We have seen a return on our investment in Dell PowerStore; definitely our cost per terabyte has been very good compared to some of the other vendors that we would have been using previously, and our performance benchmarks have exceeded what we were expecting.
 

Customer Service

Sentiment score
7.1
Pure FlashArray X NVMe's technical support is praised for responsiveness, despite occasional follow-up issues, earning high customer satisfaction.
Sentiment score
6.2
Dell PowerStore support is responsive, professional, and reliable, though some users note language barriers and response delays.
Sentiment score
6.0
Huawei OceanStor's customer support is mixed, with strengths in efficiency but weaknesses in language barriers and complex case handling.
We also had one outage where a controller of one of the products had failed and had to be replaced on-site.
Customers always have their issues resolved promptly.
Pure has good storage.
If necessary, they will search for a specialist within their Dell network who we can approach with our questions.
I would rate the technical support of Dell PowerStore between nine and ten out of ten.
They're responsive, knowledgeable, and have a quick turnaround.
Huawei took longer to respond and send a new device when something critical happened.
 

Scalability Issues

Sentiment score
7.1
Pure FlashArray X NVMe offers scalable storage with low latency, easy upgrades, though capacity customization and high costs are noted.
Sentiment score
7.1
Dell PowerStore offers scalable solutions with NVMe technology, supporting storage growth but may have cost concerns for some users.
Sentiment score
7.5
Huawei OceanStor is praised for its scalability and flexibility, although scaling may involve additional costs for some users.
It is highly scalable.
It is suitable for both medium-sized and enterprise businesses.
It hasn't broken down anytime in the last six to seven years, despite hurricanes, earthquakes, and power outages.
The solution's scalability is a ten out of ten.
The customer likely exceeds 20,000 users globally.
You can create as many tools as needed, providing scalability based on the use case.
Huawei OceanStor is capable of scaling up to a few megabytes and is equipped to handle varied network protocols.
 

Stability Issues

Sentiment score
8.1
Pure Storage offers exceptional stability and reliability with outstanding support, consistently achieving high user ratings for performance and service.
Sentiment score
7.6
Dell PowerStore is praised for reliability and performance, despite minor software issues, earning high satisfaction ratings from users.
Sentiment score
7.9
Huawei OceanStor offers high stability and reliability, with effective fault tolerance and minimal downtime, resolving initial component issues efficiently.
During the eight years, there have been no problems such as hardware failure or stopping.
I would rate the stability of the solution as a ten out of ten.
I would rate the stability of the product at seven out of ten.
When I removed all the cables, it failed over within five minutes.
There are no bugs or glitches and it doesn't crash or freeze.
I would rate the stability of Dell PowerStore as ten out of ten.
Huawei OceanStor is stable and reliable for storage solutions.
Other than the data store running out of space, I haven't had any issues with the technology.
 

Room For Improvement

Pure FlashArray X requires cost-effective improvements in UI, integration, cloud features, multitenancy, analytics, backup, AI, and scalability.
Dell PowerStore users seek improved integration, enhanced functionality, better pricing, user interface, security, support, and enterprise-ready features.
Huawei OceanStor users face challenges with integration, support, performance, and pricing, suggesting improvements in various technical and operational areas.
We would appreciate a built-in transparent failover in the next release to eliminate the need for a separate metro cluster.
I'm eagerly anticipating the roadmap's promise of introducing multiple controllers, which could significantly boost scalability and resilience.
We mostly rely on long-term releases. We don't need the most up-to-date features, but we need a reliable environment.
If you want to delve into where your I/Os are going, the reporting might need more in-depth information to make informed decisions.
In my organization, we have had to go through two weeks with no replication, which is not very handy for our production environment.
Something needs to be done with the caching to ensure that if some issue occurs, there needs to be an ability to disable caching during maintenance to make it static, safe, and good.
Huawei currently lacks a solution for high-performance AI, unlike other companies like DDN, WekaIO, or IBM BlueStore.
The stated capacity was not a true reflection of the actual capacity.
 

Setup Cost

Enterprise buyers see Pure FlashArray X NVMe as a justified premium investment due to performance and comprehensive licensing.
Dell PowerStore pricing is high but justified by features, competitive licensing, scalability, and overall market alignment.
Huawei OceanStor offers competitive pricing and valuable features, though its licensing model may increase costs, yet remains cost-effective.
While the prices may be higher than those of other vendors, we see it as a market leader with benefits.
The support can be a bit pricey, but the solution is more cost-effective than anything else out there.
I would give it a nine out of ten in terms of costliness.
Likely the cost is $400,000 whereas IBM may be $250,000.
Based on my experience, the cost of Dell PowerStore for around 500 GB of capacity is very competitive compared to any other platform in the market.
There's no need to pay for a license; it's all-inclusive.
Huawei is priced competitively, encouraging companies to consider it over other products.
Huawei OceanStor's pricing is very aggressive, making it highly competitive.
 

Valuable Features

Pure FlashArray X NVMe offers exceptional performance, reliability, scalability, and seamless VMware integration, enhancing workload efficiency and user experience.
Dell PowerStore offers flexibility, performance, ease of use, data protection, and cost savings with reliable architecture and machine learning.
Huawei OceanStor offers scalable, high-performing storage with easy management, strong support, and competitive pricing for diverse business needs.
Pure Storage has signature security technology, which cannot be deleted, even if you are an administrator.
The platform's robust features include excellent sustainability tracking, and a comprehensive dashboard offering insights into IOPS, bandwidth, performance, and virtual activities.
Its data compression feature is the best that we have ever seen.
The solution promotes data reduction, often meeting the compression ratio.
The PowerStore's compression ratio is even higher than the Unity system.
The deduplication part of the solution is valuable since, as a user, you get more space for less money.
Huawei OceanStor offers good IOPS and is reliable and energy-efficient.
The main selling point of Huawei OceanStor is its ability to handle all storage protocols, including block, file, and object.
 

Categories and Ranking

Pure FlashArray X NVMe
Sponsored
Ranking in All-Flash Storage
14th
Average Rating
9.0
Reviews Sentiment
6.7
Number of Reviews
36
Ranking in other categories
NVMe All-Flash Storage Arrays (6th)
Dell PowerStore
Ranking in All-Flash Storage
1st
Average Rating
8.6
Reviews Sentiment
6.9
Number of Reviews
129
Ranking in other categories
Data Warehouse (4th), NAS (1st), Enterprise SAN (1st), NVMe All-Flash Storage Arrays (1st)
Huawei OceanStor
Ranking in All-Flash Storage
9th
Average Rating
8.6
Reviews Sentiment
6.9
Number of Reviews
39
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2025, in the All-Flash Storage category, the mindshare of Pure FlashArray X NVMe is 1.0%, up from 0.7% compared to the previous year. The mindshare of Dell PowerStore is 15.8%, down from 17.2% compared to the previous year. The mindshare of Huawei OceanStor is 2.2%, up from 2.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
All-Flash Storage Market Share Distribution
ProductMarket Share (%)
Dell PowerStore15.8%
Huawei OceanStor2.2%
Pure FlashArray X NVMe1.0%
Other81.0%
All-Flash Storage
 

Featured Reviews

Jaehoon Oh - PeerSpot reviewer
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.
Eoin O’Brien - PeerSpot reviewer
Improves cost efficiency and significantly while boosting workload performance
We have realized several benefits from using Dell PowerStore; we migrated to the current Dell PowerStore models from tiered storage, and now we're using all flash. The dedupe and compression has been a big benefit for us versus the old storage that it was running, and we've seen the performance of all flash for our storage services. My company finds particular features within Dell PowerStore valuable, primarily the cost benefits for the performance that we get out of the platform. We've definitely seen the benefit on that side of it, including the cost per terabyte, and the support from Dell has been excellent as well. We haven't had any issues with it, so it's been very reliable as a platform for us. The performance metrics I use to measure success with Dell PowerStore are all IOPS and throughput. We are not using it with AI workloads on Dell PowerStore, so it's primarily just customers running IaaS, however, it is important that it's reliable and performs well, and we get that from Dell PowerStore. Dell PowerStore has supported growth and operational success for my business; a key driver at the moment is consolidation, and the dedupe and compression ratios allow us to standardize on a single platform. This has helped improve our operational metrics and overall operations, as we now have only one vendor to support and one set of storage arrays to manage. We have a very clear path into support and escalation if there is an issue, and we are not dealing with multiple vendors.
AmanullahMehmood - PeerSpot reviewer
Offers better price and features compared to its competitors
The technical support for the solution is very good. Huawei, in our region, has more than 2,000 employees in the office, and they mostly have post-sales engineers for storage, servers, and networks. Huawei also trains its partner engineers on the storage it offers. If a customer faces any problem, then a partner engineer will first resolve it. If an issue is not resolved in the tool, then Huawei engineers get involved, and the case gets lodged with Huawei's tech team, after whom a Huawei engineer will come. The partner, a tech team, and then a Huawei engineer get involved in the support process. I rate the technical support an eight out of ten.
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Top Industries

By visitors reading reviews
Computer Software Company
14%
Manufacturing Company
11%
Financial Services Firm
10%
Government
6%
Computer Software Company
17%
Manufacturing Company
10%
Financial Services Firm
8%
Government
6%
Computer Software Company
12%
Financial Services Firm
11%
Manufacturing Company
11%
University
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 Business41
Midsize Enterprise27
Large Enterprise61
By reviewers
Company SizeCount
Small Business26
Midsize Enterprise8
Large Enterprise7
 

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 do you think about Dell EMC PowerStore? Is it actually a new product?
PowerStore is flexible, scalable, simple, and performant with market-leading economics for a wide range of legacy and...
How does Dell's EMC PowerStore compare with its EMC Unity XT?
Dell EMC PowerStore is a unified storage platform that has the added benefit of being scalable. The automated managem...
What's the difference between DELL EMC Powerstore and Powermax NVMe?
Dell PowerStore is an all-solid-state midrange storage system. It has many internal elements taken from other Dell of...
What do you like most about Huawei OceanStor?
Huawei OceanStor has the capability of SSDs, high-performance disks, and higher disk support.
What is your experience regarding pricing and costs for Huawei OceanStor?
Huawei OceanStor's pricing is very aggressive, making it highly competitive.
What needs improvement with Huawei OceanStor?
Huawei currently lacks a solution for high-performance AI, unlike other companies like DDN, WekaIO, or IBM BlueStore....
 

Also Known As

Pure FlashArray//X NVMe, Pure FlashArray//X, FlashArray//X
PowerStore
OceanStor Dorado V3 All-Flash Storage System, OceanStor 18000 V3 Series Storage Systems, OceanStor 6800 V3 Storage System
 

Overview

 

Sample Customers

Fremont Bank, Judson ISD, The Nielsen Company
Information Not Available
Piraeus, Clinique Univeritaires Saint-Luc
Find out what your peers are saying about Dell PowerStore vs. Huawei OceanStor and other solutions. Updated: September 2025.
869,089 professionals have used our research since 2012.