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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
6.8
Dell PowerStore provides cost savings, improved performance, efficiency, and a positive ROI through effective data management and storage optimization.
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 reduced infrastructure but the same performance.
 

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
6.0
Dell PowerStore's support quality varies by region and service level, with mixed reviews on responsiveness, expertise, and resolution times.
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 scalability with easy expansion, NVMe technology, and flexible upgrades, meeting diverse enterprise demands efficiently.
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 highly stable and reliable, praised for performance and seamless integration with minimal significant issues.
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 needs better VMware integration, enhanced features, cost efficiency, improved user interface, and refined support and documentation.
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 is costly but justified by performance, scalability, and features, with competitive cost-per-compute and inclusive licensing.
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 is valued for its ease, flexibility, performance, NVMe support, VMware integration, scalability, reliability, and cost-effectiveness.
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
120
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
12th
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 August 2025, in the All-Flash Storage category, the mindshare of Pure FlashArray X NVMe is 0.9%, up from 0.8% compared to the previous year. The mindshare of Dell PowerStore is 16.5%, down from 16.9% compared to the previous year. The mindshare of Huawei OceanStor is 2.2%, down from 2.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
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.
Hassan_Zaki - PeerSpot reviewer
Integrated AI and clustering enhance storage operations effectively
I promote and recommend Dell PowerStore for all workloads to my clients and customers. Most of my customers have one appliance per site. Approximately 80% of my customers have Dell PowerStore implemented in their data centers. We always use CLS as another Dell solution for cybersecurity and data security. The CLS is integrated with the Data Domain, PowerProtect Data Domain, not with Dell PowerStore. Windows, Linux, and some customers use Red Hat or SUSE. We have many operating systems working with Dell PowerStore in the same environments and data centers. CloudIQ and Storage IQ are used by some customers, but Apex AIOps has not been widely adopted yet. Dell PowerStore has integration with VMware and Kubernetes. Most workloads work fine and have very good integration with Dell PowerStore, except for one or two specific workloads in the market. On a scale of one to ten, I rate Dell PowerStore a nine.
ChukwuemekaOnyemelukwe - PeerSpot reviewer
Uses a proprietary technology with simple interface and has easy deployment
If you are not generating a substantial amount of data, the available storage space might suffice, making scalability less of a concern. However, if your data generation increases and you require more storage, Huawei OceanStor offers solutions to expand your storage capacity. Expanding storage resources can involve additional costs and configuration efforts. Acquiring more storage solutions and ensuring their integration with your existing setup might require a significant investment of time and resources. While this process can be complex, it allows for seamless scalability as your data storage needs grow. I rate the solution’s scalability an eight out of ten.
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Top Industries

By visitors reading reviews
Computer Software Company
14%
Manufacturing Company
10%
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
12%
Manufacturing Company
11%
University
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

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: July 2025.
865,295 professionals have used our research since 2012.