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Dell Avamar vs Quest QoreStor 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

Dell Avamar
Ranking in Backup and Recovery
7th
Average Rating
7.6
Reviews Sentiment
6.9
Number of Reviews
89
Ranking in other categories
Deduplication Software (5th)
Quest QoreStor
Ranking in Backup and Recovery
52nd
Average Rating
8.2
Reviews Sentiment
7.3
Number of Reviews
9
Ranking in other categories
Data Replication (12th), Disk Based Backup Systems (6th), Storage Software (6th), Disaster Recovery (DR) Software (28th), Software Defined Storage (SDS) (23rd), Copy Data Management (8th), File and Object Storage (22nd)
 

Mindshare comparison

As of August 2025, in the Backup and Recovery category, the mindshare of Dell Avamar is 3.0%, down from 3.6% compared to the previous year. The mindshare of Quest QoreStor is 0.1%, up from 0.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Backup and Recovery
 

Featured Reviews

Ayodeji  Oyewole - PeerSpot reviewer
Reliable with good backups but has occasional failures
I use Dell Avamar primarily for backup and recovery The most valuable feature for me is the backup functionality. It gives large enterprises the comfort of knowing their workloads are being backed up. There are instances where backups fail on certain applications, which is an area that could be…
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

"What I found valuable in Dell Avamar is the deduplication feature. I also like that the solution can be integrated with Data Domain."
"I always recommend Dell Avamar to our enterprise customers because the product is costly, and enterprise customers can afford it."
"The most valuable feature of Avamar would have to be the way it works over needing very little bandwidth to move data across a WAN or LAN."
"Avamar has long been the best in its class, but that's changing as new solutions emerge. However, Dell has traditionally been a leader in deduplication and compression. Avamar enabled us to shift data from on-premise local appliances to data centers and multi-tenant infrastructure. That's a powerful feature. because customers can back up to the cloud without upgrading o high-capacity links or congesting their backups."
"The backup and recovery speed is very fast."
"Dell Avamar has a push upgrade feature that lets you simultaneously push updates to thousands of clients. I also found the self-service part of Dell Avamar helpful."
"Dell EMC Avamar is easy to work with and is user-friendly."
"We have seen huge data reduction and data deduplication and compression, which is very cost-effective and cost-reducing for the company."
"Data deduplication and replication would be the top two features. The encryption and cloud tiering are also attractive for the future."
"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."
"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."
"Quest QoreStor is very stable compared to our previous solution."
"I would rate QoreStor a ten out of ten for what it offers for the price."
"Quest QoreStor definitely saved us money."
"The features we use for the data deduplication are nice because we're able to back up a much larger amount of data, yet it doesn't necessarily take up that much data on the devices."
"This software solution can be installed on many different types of hardware, which makes it very flexible. We can run it on virtual machines or virtual servers, providing convenience for solutions of varying sizes, from small to large."
 

Cons

"The UI is not easy to use. There are other products such as Veeam that are easy to use for the end-user which is why they are moving away from Avamar or Networker."
"The interface could be more helpful for people."
"When you get down to doing certain things, such as somebody wants a particular file restored, the process by which you do that is stupid. You kind of have to know exactly where to look for in order to find it. Even on older backup products that I've used, I didn't have that kind of problem. If we were looking for a file with a particular kind of a name, the solution would find that file anywhere irrespective of where it resides within the backup system. So, we didn't have to know the name of the specific server, the specific timeframe, almost all the characters of the file name, and all kinds of data in order to find a file. In Avamar, we got to know these details. We've gone around and around with them on that, and their attitude seems to be that it is working just fine. There is nothing for them to improve. The organizational system of other products that I'm working with, such as Zerto and Cohesity, seems to be centered around the tasks that you would most commonly do and want to do, as opposed to we've laid it out in a really neat technical hierarchy."
"Its ability to back up very large objects can be improved. In terms of new features, they can include the ability to use cloud services, like S3, more natively."
"The management of this solution is a little bit difficult for IT administrators. They have to be trained before going through the system."
"The solution should improve its tape-connectivity features."
"It's very slow to backup and store information. It has two consoles and an application which are more difficult to use than a solution like Veeam."
"It would be helpful if there was cloud support."
"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."
"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."
"Support is one point of improvement for Quest QoreStor. Support is sometimes not adequate."
"The importance of support is significant to me. I was working for a service provider, and all of our customers had a Quest or warning. Sometimes the support really underperforms."
"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."
"The ransomware protection of QoreStor could use improvement."
"They need to increase their maximum capacity. Other than that, they're doing a pretty good job."
"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."
 

Pricing and Cost Advice

"It is expensive. Its cost is the main thing."
"There are licensing costs for Dell EMC Avamar and it is paid annually."
"The current pricing is generally satisfactory."
"I rate the tool's price as a three out of ten if one means expensive and ten means it is a cheaply priced tool."
"This solution is less expensive than Veeam for us, although it depends on the customer because we get a great discount."
"The price is the main thing I'd like to see them change. If they can come down in price, that would be a good thing. It's very cost competitive in the entry level range, because Veeam pricing is much cheaper than Avamar."
"It was approximately $70-80,000 when it was under support, but right now EMC has not been supporting this product for two years."
"The solution is not expensive for the value one gets."
"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."
"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 cost is per terabyte, and overall, the cost was reasonable when compared to some competitors."
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Top Industries

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

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What's the difference between Dell EMC Avamar and Dell EMC NetWorker?
From the very beginning, Dell EMC NetWorker considers users and those who might potentially become users. In terms of both pricing and setup, this product offers an experience that is significantly...
What do you like most about Dell Avamar?
Easy to configure and highly reliable for backup.
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

Avamar
QoreStor
 

Overview

 

Sample Customers

Dodge County, St Laurence's College, FieldCore (a GE Company), Comanche County Memorial Hospital, Getronics, Lewisville Independent School District, EnvisionRxOptions, Cincinnati Bell Technology Solutions
American Airlines, at&t, Bank of America. Barclays, ebay, Ford
Find out what your peers are saying about Dell Avamar vs. Quest QoreStor and other solutions. Updated: July 2025.
864,053 professionals have used our research since 2012.