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Dell PowerProtect DD (Data Domain) vs Quest QoreStor comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Feb 3, 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 PowerProtect DD (Data ...
Ranking in Disk Based Backup Systems
1st
Average Rating
8.6
Reviews Sentiment
6.9
Number of Reviews
74
Ranking in other categories
Deduplication Software (1st)
Quest QoreStor
Ranking in Disk Based Backup Systems
7th
Average Rating
8.6
Reviews Sentiment
7.3
Number of Reviews
8
Ranking in other categories
Backup and Recovery (96th), Data Replication (22nd), Storage Software (7th), Disaster Recovery (DR) Software (44th), Software Defined Storage (SDS) (37th), Copy Data Management (9th), File and Object Storage (49th)
 

Mindshare comparison

As of April 2025, in the Disk Based Backup Systems category, the mindshare of Dell PowerProtect DD (Data Domain) is 40.9%, down from 44.2% compared to the previous year. The mindshare of Quest QoreStor is 0.7%, down from 1.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Disk Based Backup Systems
 

Featured Reviews

GopalSetia - PeerSpot reviewer
Provides backups, including long-term retention with increased uptime and compatibility
I was looking for a virtual edition, and that is now available. Many customers struggle to find a solution for ransomware protection, but we can set up an enterprise recovery vault for that purpose. These features are now part of Dell's overall offering. The solution has matured, and while I don't criticize technology, most of our technical and business requirements are met with the Data Domain storage solution. We can meet customer requirements easily with Data Domain. Some feedback has been received from our operations team. There’s always room for improvement. For instance, there may be suggestions regarding enhancements to the reporting dashboard
Jeff Manuszak - PeerSpot reviewer
Cost-efficient, highly scalable, and installable on different types of hardware
They could improve on support a little bit. We have not had to engage their support much, but when we do have issues, it can take longer to get things resolved. We are pretty lenient as we do a lot of IT support ourselves. We are not very hard on support organizations, but when a customer has a support issue, it would be easier if the support processes were a little bit more automated. It would be beneficial to have an easier way to upload diagnostic dump files. They can make it easy for the customer to collect the diagnostic data. There can be some kind of monitoring solutions to alert users to issues with the appliance or software, making it easy for customers to monitor their systems in the field. This is especially critical because it stores customers' backups, and a failure can have significant business impacts. If a customer does not have the backups and has a disaster, they can be out of business, so monitoring is key.

Quotes from Members

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

Pros

"The most valuable feature of Dell PowerProtect DD (Data Domain) is its deduplication capability."
"Good starting capacity and scalability."
"By using Data Domain, we get the advantage of data deduplication, reducing data size."
"The feature that I have found most useful is its data duplication."
"It's deduplication and faster recovery that are the key features."
"The most valuable feature is the inline data deduplication."
"9900 has around 1.5 petabits of capacity in a single rack, and that's huge."
"I like the different features. We work closely with Dell on different products and features, which is why we use them all."
"I would rate QoreStor a ten out of ten for what it offers for the price."
"QoreStor has helped us to reduce our backup storage requirements on-premises. We've been using the same devices for quite a while, and so it lets us keep using them as opposed to having to rip out all that hardware and create a new on-prem solution. The advantage here is even if we had to retire the hardware tomorrow, the QoreStor part doesn't change. We just have to have additional hardware and put the solution back on whatever hardware we pick and it'll do the same thing."
"Data deduplication and replication would be the top two features. The encryption and cloud tiering are also attractive for the future."
"The extreme compression of data is a big thing for us. We were looking for an online backup solution, and QoreStor is very good in terms of data compression. It helps us minimize the required storage in the Blob Storage environment."
"The dedupe and compression are pretty extreme. On disk, we're getting dedupe rates of up to 65 percent of data and compression of 34 percent. When you go to the cloud, it's more like 76 percent for dedupe and almost 50 percent for compression."
"Deduplication is the most valuable feature. It saves us a lot of space. When we back up 100 terabytes of data, after dedupe, it only uses maybe five to six terabytes for the disk space in QoreStor."
"Quest QoreStor is very stable compared to our previous solution."
"It integrates with various backup software solutions, which makes it compatible with existing backup workflows and processes."
 

Cons

"It can probably have integration with other OEMs. It should also have more features for ransomware protection."
"They should reduce the CPC cost to customers. The product is becoming very expensive."
"If I were a manager for this infrastructure, I would look into load balancing for cost, maintenance after sale, and improving Dell PowerProtect DD."
"The only problem is that it's more expensive than any other vendors available in the market."
"We would like faster instant recovery."
"The price is also a disadvantage. Price is a disadvantage with the PowerProtect as it needs to be cheaper."
"The price of the product is high."
"The product lacks some security features that would make it more stand-alone and integrated."
"In terms of improvement, we would like to have an Air Gap feature to prevent a virus from attaching to something. So that when we don't do a backup, we want the QoreStor to stay offline. It would be a nice feature to have."
"The ransomware protection of QoreStor could use improvement."
"Overall, I am happy with this solution, but a way to export configuration settings would be beneficial."
"They could improve on support a little bit. We have not had to engage their support much, but when we do have issues, it can take longer to get things resolved."
"The setup of the software is definitely not the easiest thing. I worked a lot with Quest engineers, especially in the early days when we were first testing it and trying it out. I actually had some of the developers working with us at one point because they were going through these point releases, and I was having trouble getting it to work in this S3-compatible situation. We got it all working eventually, but setup is definitely not the easiest thing in the world."
"The installation could use improvement. The initial installation was a little touchy and it's not really user-installable. You have to have a connection to support to install."
"Overall, I am happy with this solution, but a way to export configuration settings would be beneficial. After everything is set up and configured, there should be a way to export the configuration. In case something happens to the QoreStor server, and we need to reinstall and configure everything, being able to import the configuration would be helpful. This feature does not currently exist."
"They need to increase their maximum capacity. Other than that, they're doing a pretty good job."
 

Pricing and Cost Advice

"In Naira it was twenty-five or twenty-seven million (approximately $75,000 USD) for the implementation and maintenance cost for three years."
"The price of Dell EMC PowerProtect DD could improve, it is expensive."
"Becoming more expensive."
"Users have to pay a capacity-based licensing fee for the solution."
"The yearly subscription is very affordable for our customers, but the price could be a little cheaper overall."
"This is one of the more expensive backup solutions on the market."
"There are many options in the pricing structure which can cause some confusion and necessitate the purchase of additional licensing."
"The product is expensive."
"The cost is per terabyte, and overall, the cost was reasonable when compared to some competitors."
"Quest QoreStor's pricing is affordable. We evaluated Veeam, a well-known company for backup solutions, but found their pricing to be quite high. Veeam's price was almost double. For us, Quest QoreStor is very affordable."
"The pricing is good. It is competitive for a managed services provider. I like the ability to pay by the terabyte, allowing for an incremental cost that we and our customers can afford, so the solution grows with the customer."
"Its pricing model is very attractive. You have one price, and you get everything from QoreStor."
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Top Industries

By visitors reading reviews
Computer Software Company
15%
Financial Services Firm
11%
Manufacturing Company
9%
Government
8%
Financial Services Firm
17%
Performing Arts
12%
Computer Software Company
11%
Manufacturing Company
10%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What is your primary use case for Dell EMC PowerProtect DD (Data Domain)?
My use case for this solution is for protecting or backing up data to safeguard against hacking or for disaster recovery. I utilize it in more projects on the governmental side, the non-governmenta...
What do you like most about Dell PowerProtect DD (Data Domain)?
The product, a disk backup solution, improves our data application tasks. We used tape libraries with Dev drives in legacy architectures, resulting in slow backups compared to modern drives like NV...
What is your experience regarding pricing and costs for Dell PowerProtect DD (Data Domain)?
The price is also a disadvantage. Price is a disadvantage with the PowerProtect as it needs to be cheaper. The cheaper device costs around $70,000, which is a big sum to pay for a device like this.
What else besides data replication does QoreStor offer?
Quest QoreStor can be used for multiple things besides data replication. For example, it can be trusted to make a backup of your data. You know that replication and backups are different, right? Re...
How does Quest QoreStore protect your data?
One of our favorite features of Quest QoreStore for data protection isn't the backup, actually, though we're using it actively (maybe just as much as data replication, to be honest). We absolutely ...
How does Quest QoreStore solve repetitive data replicas?
When I first found out about data replication and the many benefits it had, I couldn't help but wonder - what about the copies you don't need? Like it's unavoidable for some of the copies to get da...
 

Also Known As

DataDomain, Dell EMC Data Domain, PowerProtect Data Domain
QoreStor
 

Overview

 

Sample Customers

The US Army, City of Houston, Lloyds TSB, TiVo, Teck, Ingram Entertainment, The New York Mets
American Airlines, at&t, Bank of America. Barclays, ebay, Ford
Find out what your peers are saying about Dell PowerProtect DD (Data Domain) vs. Quest QoreStor and other solutions. Updated: April 2025.
847,959 professionals have used our research since 2012.