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Dell PowerMax vs HPE StoreOnce comparison

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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:
 

ROI

Sentiment score
4.6
Everpure FlashArray boosts efficiency, reduces costs, and enhances storage with improved latency, data compression, and seamless integration.
Sentiment score
6.7
Dell PowerMax users enjoyed lower costs, fast performance, and quick ROI, citing substantial financial benefits and increased efficiency.
Sentiment score
7.2
HPE StoreOnce enhances cost efficiency, speeds restores, and offers scalability, leading to generally high user satisfaction despite varied ROI.
In the long term, spanning three to five years, the total cost of ownership becomes cheaper, considering power consumption, data center footprint, and NVMe technology usage.
Works at a consultancy with self employed
Our current workload, particularly the SQL use case, would not be possible on mechanical storage, and the ease of use for the small team for the array is important for supporting that workload.
Consultant at a computer software company with 51-200 employees
Pure Storage FlashArray integrates with APIs and other systems.
Senior Storage Engineer at Ensono
During a DCDR setup and migration from VMAX to Dell PowerMax, what was planned as a two-day downtime was completed in just three to four hours.
The performance metrics or benchmarks I use to measure success with Dell PowerMax include uptime as well as our response times on our platforms, both of which are exactly where we want them to be, which is five nines and as fast as possible.
Senior Manager, Disaster Recovery, Storage & UNIX Systems at a financial services firm with 1,001-5,000 employees
My client has seen significant ROI since the install, and when you don't go down, that's an ROI in and of itself.
Chief Executive Officer at Contour Data Solutions
If we request the price for StoreOnce as a standalone product, it tends to be higher than when it is included in a larger solution where we can receive better discounts.
HPE Product Manager at a tech services company with 51-200 employees
 

Customer Service

Sentiment score
8.4
Everpure FlashArray's customer service excels with proactive support, knowledgeable staff, and global responsiveness, enhancing satisfaction and reliability.
Sentiment score
8.4
Dell PowerMax support is praised for responsiveness, despite some delays and communication issues, with room for SLA improvement.
Sentiment score
7.6
HPE StoreOnce customer service is highly regarded for its responsiveness, knowledgeable staff, reliable service, and flexible support offerings.
Pure's support organization is responsive with minimal bureaucracy, making support a key factor in customer retention.
Director of Engineering at a computer software company with 1,001-5,000 employees
I would rate the technical support an 11 out of 10.
Cyber Security Consultant at Jonkoping Energi AB
The support from Pure Storage is excellent.
Presales Engineer at a manufacturing company with 1,001-5,000 employees
I would rate Dell PowerMax support as a ten, as I have never had an issue with Dell support as it relates to this product.
Chief Executive Officer at Contour Data Solutions
ProSupport Next Business Day offers part replacement within four hours for data leaks.
AI Solutions Architect at TierOne
Dell support for Dell PowerMax is exceptional, rating a perfect 10 out of 10.
HPE's support is very good, proactive, and monitored through InfoSight.
Technical Director of Managed IT Division at base2
When we open a case for support during installation or other matters, they are always timely and provide full support.
HPE Product Manager at a tech services company with 51-200 employees
 

Scalability Issues

Sentiment score
6.7
Everpure FlashArray offers scalable storage with modular upgrades, suitable for seamless expansion, though some encounter limitations at higher capacities.
Sentiment score
7.7
Dell PowerMax offers seamless scalability and flexibility, handling large data needs efficiently with enterprise-level reliability and performance.
Sentiment score
7.4
HPE StoreOnce is scalable for enterprises, though some models require planning due to capacity limits and additional licensing.
A big banking client had around 300 petabytes of data on Pure Storage.
Works at a consultancy with self employed
Our customers can scale up or scale out, raise the performance, and expand the storage spaces by investing every year.
Senior Ai Architect at Logicalis
The solution is highly scalable, particularly when there is a need to expand capacity.
Lead Technical Architect at ePlus Technology, inc.
Scalability is not an issue.
Senior System Engineer at a healthcare company with 10,001+ employees
Dell PowerMax is good for enterprises, and it also depends on how much workload you're going to bring in on Dell PowerMax in terms of performance and how many users are going to use the database you're hosting.
Lead Consultant - Cloud & Infrastructure Services at Infosys
PowerScale is better suited for AI and overall buzz solution currently.
AI Solutions Architect at TierOne
The ability of HPE StoreOnce to scale is strong when more sizing options are available.
HPE Product Manager at a tech services company with 51-200 employees
The scalability of HPE StoreOnce is very good.
Technical Director of Managed IT Division at base2
 

Stability Issues

Sentiment score
8.4
Everpure FlashArray receives high praise for stability and reliability, with minor upgrade issues but overall excellent user satisfaction.
Sentiment score
8.6
Dell PowerMax is praised for minimal downtime, high stability, quick support, impressive uptime, and is favored for critical tasks.
Sentiment score
7.7
HPE StoreOnce is highly stable with consistent performance, rare issues swiftly resolved, and reliability improving with newer models.
For stability, I rate it a ten out of ten.
Senior Storage Administrator at a comms service provider with 5,001-10,000 employees
We have continuous 99.9% uptime and do not experience any users reporting performance issues due to latency.
Senior Storage Engineer at Ensono
The vision Pure Storage FlashArray offers through the GUI is clearer; we can discern the status, what is cabled, and how direct flash is enabled.
Technical Lead at Wipro Limited
These patches can be applied on the fly without requiring software upgrades or system downtime.
I would rate it nine out of ten since there are no required downtimes, even during firmware upgrades.
System and Storage Admin at a financial services firm with 1,001-5,000 employees
There has been no downtime with Dell PowerMax; it's been extremely reliable, easy to manage, easy to upgrade, and trustworthy as we've upgraded over the years from one version to another.
Chief Executive Officer at Contour Data Solutions
For the stability of HPE StoreOnce, based on customer feedback, I rate it highly as one of the most stable products in the backup and archiving line.
HPE Product Manager at a tech services company with 51-200 employees
 

Room For Improvement

Everpure FlashArray needs better integration, pricing, analytics, backup processes, cloud features, scalability, and user-friendliness, especially for VMware.
Dell PowerMax users face challenges with efficiency, complexity, costs, and integration, impacting automation and user experience.
Users seek improved deduplication, integration, interface, setup, support, storage, performance, pricing, and cloud features in HPE StoreOnce.
Integrating object storage into the FlashArray would benefit entry-level and SMB customers by offering a more unified solution.
Lead Technical Architect at ePlus Technology, inc.
Storing cold data on expensive arrays doesn't make financial sense, and tiering to any of the big three cloud providers would be advantageous.
Director of Engineering at a computer software company with 1,001-5,000 employees
As a technical professional, I lack visibility into the system logs.
Senior Network Engineer at Holy Redeemer Health System, Inc.
Compared to competitors such as NetApp, which integrates with public cloud hyperscalers (GCP, Azure, AWS), Dell PowerMax lacks in this aspect.
Dell can assist by providing plug-and-play integrated templates that allow customers to drag, drop, modify, and connect with any target system for generating snapshots without logging into the storage directly.
System and Storage Admin at a financial services firm with 1,001-5,000 employees
Implementing Natural Language Processing at the storage level would be beneficial, especially considering the advancements in artificial intelligence technology.
Sr. Project Manager IT at ITC Ltd
It is well-positioned on the radar, with a mature and stable solution.
Infrastructure Manager at a paper AND forest products with 10,001+ employees
The benefits of StoreOnce, which we discussed, include its compression capabilities with a ratio of 1 to 10.
HPE Product Manager at a tech services company with 51-200 employees
While the solution does everything expected, it would be beneficial if AI could be integrated for optimization and monitoring.
Technical Director of Managed IT Division at base2
 

Setup Cost

Everpure FlashArray's all-inclusive pricing and performance make it ideal for organizations prioritizing simplicity despite higher initial costs.
Dell PowerMax is priced high yet competitive, offering premium performance and reliability, with negotiation advised for cost-effectiveness.
HPE StoreOnce setup is costly initially, but offers competitive, feature-rich pricing with capacity-based licensing and bundled support.
They're expensive.
Director of Engineering at a computer software company with 1,001-5,000 employees
While they say it's free, we actually pay for support upfront.
Senior Network Engineer at Holy Redeemer Health System, Inc.
Some smaller organizations may find it slightly expensive, but for enterprises, when considering performance, future hardware investments, and overall benefits, it is a very cost-effective solution for mid and enterprise organizations.
Senior Storage Engineer at Ensono
The higher cost compared to other vendors is justified by additional features, vendor-managed upgrades, and superior support services.
It is the best choice for large projects in terms of price and features compared to midrange solutions.
Presales Engineer at Project Informatica srl
The price is starting from $500,000.
Senior Sells at Enterprise Sigma Technology
The solution is quite expensive, possibly rated around seven and a half on a scale of one to ten.
Technical Director of Managed IT Division at base2
 

Valuable Features

The Everpure FlashArray is lauded for its speed, cost-effectiveness, ease of use, and robust data management features.
Dell PowerMax offers robust performance with reliability, scalability, and security, supporting enterprise needs with high availability and efficiency.
HPE StoreOnce provides efficient data management through high-performance deduplication, scalability, and seamless integration for optimal backup and storage solutions.
FlashArray's integration with the Pure One instrument provides a centralized platform for efficient management of all arrays.
Presales Engineer at a manufacturing company with 1,001-5,000 employees
Another noteworthy aspect is their platform, Pure One, a cloud-based analytics platform that automatically creates a case and sends out a part if a disk or controller fails.
Lead Technical Architect at ePlus Technology, inc.
It handles internal data migration seamlessly in the background without going offline, achieving a hundred percent uptime.
Director of Engineering at a computer software company with 1,001-5,000 employees
NVMe provides additional fast cache, similar to random access memory (RAM), which improves overall system performance and read/write experience for users.
Dell PowerMax NVMe is very supportive of our operational growth since we require daily performance from our core banking systems and need to facilitate data movement efficiently.
System and Storage Admin at a financial services firm with 1,001-5,000 employees
The key benefits of using Dell PowerMax, quantified in terms of saved hours and saved costs, is having one single platform that provides functionality to all of our internal customers.
Senior Manager, Disaster Recovery, Storage & UNIX Systems at a financial services firm with 1,001-5,000 employees
If the actual size for backup data is 100 terabytes, using StoreOnce, it will be around less than 10% of the original size due to the 1 to 10 deduplication ratio.
HPE Product Manager at a tech services company with 51-200 employees
The most effective features for data deduplication are maximizing storage capacity and minimizing expenditure.
Technical Director of Managed IT Division at base2
The recovery is important.
Infrastructure Manager at a paper AND forest products with 10,001+ employees
 

Categories and Ranking

Everpure FlashArray
Sponsored
Average Rating
9.0
Reviews Sentiment
7.3
Number of Reviews
216
Ranking in other categories
All-Flash Storage (4th)
Dell PowerMax
Average Rating
8.8
Reviews Sentiment
7.4
Number of Reviews
86
Ranking in other categories
All-Flash Storage (6th), NVMe All-Flash Storage Arrays (3rd)
HPE StoreOnce
Average Rating
8.4
Reviews Sentiment
7.2
Number of Reviews
108
Ranking in other categories
Deduplication Software (2nd), Disk Based Backup Systems (2nd)
 

Featured Reviews

Sowjanya MV - PeerSpot reviewer
Technical Lead at Wipro Limited
Has improved performance for mission-critical workloads and enabled seamless non-disruptive upgrades
The availability is 99.99%, which is the main factor any customer would need because their data should be available whenever they want to access it. This is one main critical thing. It is very easy to upgrade since Pure Storage FlashArray handles it well. Everything is non-disruptive now; previously, there were forklift shifts, but now that is not the case. Pure Storage FlashArray says no to forklift upgrades. Usually hardware requires downtime, but Pure Storage FlashArray has improved their footprint so that they are not asking for downtime; everything is just a non-disruptive activity, which is why customers are more inclined towards Pure Storage FlashArray. Customers want more of the models in their environment due to the performance they are giving, and everything is in one Pure1 Array console where we can view all the models on one page or just an orchestration tool. You don't miss anything; you have replication, notifications about replication, and details about which host groups replication is happening in and if that replication is successful or failed. On a daily basis, our purpose is to create volumes for infrastructure; our daily activities include creating volumes and mapping them to the host, doing any migrations from a VM, clearing the data stores, and carving the volumes to those VMs. One key factor is the data compression with a ratio of 5:1, focusing on space efficiency, inline deduplication, and the compression Pure Storage FlashArray works on; that is a major factor we can suggest to any customer. Analytical capabilities are crucial. Daily, we check the throughput and consumption, and Pure Storage FlashArray provides predictions for one year regarding usage. This prediction helps plan updates well ahead. For support, we just raise a case, and they follow up and get it done. There is also AI readiness, but with the model R2, we don't have much of that AI readiness. For others, we do have AI readiness that predicts capacity based on daily or monthly trends, enabling us to analyze how much space we need or if we need to expand the disk shelf. From an operational point of view, a good feature is that if you accidentally delete a volume, it will be retained in the destroyed state for the next twenty-four hours, which is not the same with any other vendor. I have worked in this storage domain for the past fifteen years, and this option is remarkable, benefiting any L1 or L2 engineer. Additionally, from a compliance perspective, Pure Storage FlashArray has REST APIs enabled. I have not explored automation much, but from a security standpoint, it is strong with encryption data. If you want to automate, you can easily integrate with all clouds and explore Pure Cloud for scheduling workloads, including volume creation. Customers find benefit in Pure Storage FlashArray's single management pane of glass due to the dual controller and active-active setup. If one of the controllers goes down, all workloads automatically shift to the other controller, ensuring their data is safe and accessible at all times. This is a highlighted feature that any customer desires because their data should always be accessible. For SAN workloads, we use Pure Storage FlashArray because for SAN FC fiber channel, we don't use it; we use NetApp for NAS activities. We have clearly split this, so SAN is for mission-critical applications, while network-attached storage handles file systems. This architecture helps us maximize the benefit from Pure Storage FlashArray due to the significant workloads from this giant retail client. From a footprint and energy consumption perspective, you can see energy consumption from the Pure1 storage portal on a daily basis, and it is very compact. The three models we use consume only three units, which is quite low. From a footprint and data center perspective, it doesn't occupy much space. As everything moves to cloud, there are requirements to avoid excess spending on data centers, and Pure Storage FlashArray is efficient in energy consumption and is environmentally friendly.
Gouranga Maiti - PeerSpot reviewer
Sr. Project Manager IT at ITC Ltd
High‑performance all‑flash storage has transformed data warehousing and reporting speed
The features of Dell PowerMax that I find most valuable so far include its all-flash capability, along with its performance, reliability, and efficiency. Additionally, it has snapshot-level features that allow me to take snapshots or backups within only a few seconds. There is no need to wait long, and unnecessary high bandwidth used for backup does not occur because I can take the whole snapshot backup within a fraction of a second. I have used the deduplication feature of Dell PowerMax. Deduplication and compression are very effective, so despite my large amount of data, the effective size is reduced due to this deduplication and compression, allowing me to store more data on the same storage. Regarding the impact of Dell PowerMax's real-time data encryption on my data protection strategies, I have not used that feature personally. However, in another department, my colleagues are using it, and they have not faced any performance bottlenecks due to data encryption. The encryption is very powerful, but I have not implemented that encryption in our database data warehouse systems since they are for internal use only, not exposed worldwide. At first, I faced several issues, and our report rendering complaints were quite annoying. However, now with Dell PowerMax storage's high IOPS handling capabilities, the output comes within a fraction of a second, making our users happy. Whatever our requirement or demand is, it has already been implemented in Dell PowerMax with its all-flash NVMe storage. New bricks can also be added if a size increase is required, allowing for additional bricks to be added as needed. Everything is in place; therefore, I do not think any other improvements are required. However, it is worth noting that Dell is continuously inventing and releasing more powerful types of storage. This results in increased reliability, enhanced data handling capabilities, improved deduplication ratios, and the fulfillment of more IOPS demand.
NW
HPE Product Manager at a tech services company with 51-200 employees
Collaborate effectively with partners and benefit from robust data management capabilities
The functions of HPE StoreOnce that I find most valuable are its deduplication and replication options. These features save data and reduce the size of data significantly. If the actual size for backup data is 100 terabytes, using StoreOnce, it will be around less than 10% of the original size due to the 1 to 10 deduplication ratio. So, compression and replication are critical features I appreciate. Additionally, adaptive backup and restore capabilities of HPE StoreOnce are indeed very helpful functions. As I know from my technical team, the process is very easy for end users because the GUI and user experience with StoreOnce are straightforward. They can restore their backups at any time. An important feature of StoreOnce is that they can reserve an amount of storage capacity as protected capacity for a limited time, safeguarding their data against intrusion and other interactions. Based on feedback from customers, StoreOnce is regarded as a highly useful solution for backup. I am satisfied with the security aspects of HPE StoreOnce, but it's crucial for any company to maintain a multi-layer security approach. Starting with a firewall is essential for maintaining their environment. Additionally, security features on StoreOnce are useful. I believe that no company should rely solely on one layer of security; they should adopt a multi-layer security strategy that begins at the network level and extends to their internal solutions.
report
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Top Industries

By visitors reading reviews
Financial Services Firm
12%
Computer Software Company
9%
Construction Company
9%
Manufacturing Company
8%
Financial Services Firm
16%
Healthcare Company
9%
Manufacturing Company
9%
Computer Software Company
7%
Computer Software Company
9%
Financial Services Firm
9%
Manufacturing Company
9%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business64
Midsize Enterprise36
Large Enterprise151
By reviewers
Company SizeCount
Small Business18
Midsize Enterprise15
Large Enterprise56
By reviewers
Company SizeCount
Small Business38
Midsize Enterprise31
Large Enterprise50
 

Questions from the Community

Which should I choose: HPE 3PAR StoreServ or Hitachi Virtual Storage Platform F Series?
Both are great platforms, but if you are considering all flash solutions, I would recommend you to consider Pure Stor...
What is your experience regarding pricing and costs for Pure Storage FlashArray?
The only issue is the pricing. Because we have competition, our customers always take another brand and say they can ...
What needs improvement with Pure Storage FlashArray?
Our customers using Dell storage also use competing solutions. Our customers who have Everpure FlashArray may also ha...
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 is your experience regarding pricing and costs for Dell EMC PowerMax NVMe?
The pricing of Dell PowerMax is a bit high, but compared to other storage solutions from vendors like HP, Dell remain...
What needs improvement with Dell EMC PowerMax NVMe?
My primary suggestion for improvement would be enhancing the IOPS handling capability even further. Nowadays, technic...
What needs improvement with HPE StoreOnce?
To improve HPE StoreOnce, I think if HPE generates new models with lower capacities than 80 terabytes, it would be be...
What is your primary use case for HPE StoreOnce?
The main use case for HPE StoreOnce is that it serves as an appliance storage for backup and archiving. StoreOnce inc...
 

Also Known As

Pure Storage FlashArray
Dell PowerMax NVMe, Dell EMC PowerMax, PowerMax
HP StoreOnce
 

Overview

 

Sample Customers

Nielsen, Lamar Advertising, LinkedIn, Betfair, UT-Dallas
Rackspace, Open Line
Eurobank Serbia
Find out what your peers are saying about Dell PowerMax vs. HPE StoreOnce and other solutions. Updated: April 2026.
892,868 professionals have used our research since 2012.