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AWS Elastic Disaster Recovery vs QoreStor comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 23, 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

AWS Elastic Disaster Recovery
Ranking in Backup and Recovery
20th
Ranking in Disaster Recovery (DR) Software
13th
Average Rating
8.0
Reviews Sentiment
6.7
Number of Reviews
20
Ranking in other categories
Cloud Backup (16th)
QoreStor
Ranking in Backup and Recovery
53rd
Ranking in Disaster Recovery (DR) Software
30th
Average Rating
8.2
Reviews Sentiment
7.3
Number of Reviews
9
Ranking in other categories
Data Replication (11th), Disk Based Backup Systems (8th), Storage Software (5th), Software Defined Storage (SDS) (21st), Copy Data Management (6th), File and Object Storage (22nd)
 

Mindshare comparison

As of January 2026, in the Backup and Recovery category, the mindshare of AWS Elastic Disaster Recovery is 0.7%, up from 0.4% compared to the previous year. The mindshare of QoreStor is 0.5%, up from 0.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Backup and Recovery Market Share Distribution
ProductMarket Share (%)
AWS Elastic Disaster Recovery0.7%
QoreStor0.5%
Other98.8%
Backup and Recovery
 

Featured Reviews

reviewer2774796 - PeerSpot reviewer
Data Governance System Specialist at a energy/utilities company with 1,001-5,000 employees
Disaster recovery has strengthened critical grid operations and maintains regulatory compliance
A couple of things where AWS Elastic Disaster Recovery could improve are the granular testing of OT workloads. It would be helpful to have fully isolated test recoveries for our OT data, such as SCADA or pole telemetry, without impacting replication, to help validate disaster recovery readiness more frequently. Additionally, advanced reporting and analytics would be beneficial. If the tool could provide more built-in dashboards to show replication lag trends, failover readiness, or system dependencies, it would save time and improve transparency for both field teams and regulatory reporting. In terms of integration, tighter integration with our asset management systems and GIS databases would streamline automated recovery of linked OT systems and data relationships, making failover more efficient. There should also be more fine-grained alerts for replication lag or orchestration failures, with customizable thresholds for different types of workloads to improve proactive incident response. My advice would be to start with a clear disaster recovery strategy. Identify which IT and OT systems are critical, calculate the recovery time objective, and which assets need replication first. Keep latency-sensitive or legacy OT systems on-premises while replicating core IT workloads to AWS for fast, reliable failover. It is essential to keep testing failovers regularly, as it builds confidence and uncovers gaps that help ensure smooth operation during real incidents. Actively monitor costs by paying attention to replication storage and compute usage since AWS Elastic Disaster Recovery is pay-as-you-go, which allows us to save thousands of dollars annually. Connecting disaster recovery events with field operations, SCADA systems, and asset management dashboards streamlines operational responses. The AWS team is great, and engaging with their support and architects, along with their documentation and best practices, is very helpful.
CH
System Administrator at a wholesaler/distributor with 10,001+ employees
Cost savings and efficient data management improve operations but support quality varies
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. I always had to get it escalated or ask for someone specifically because those other people would just read knowledge-based articles that I had already done myself. Quest QoreStor does not work with any backup software, server, or storage hardware. It has the hardware compatibility list, and you need a specific number of IOPS, so it needs to run on decent hardware at least to have enough input-output operations. Otherwise, the setup result will be canceled. I'm not too sure if there are still physical appliances, but when I first started, we had some customers with a physical Quest QoreStor appliance, and it would only run on certain hardware. It doesn't work with every backup program. For example, Veritas Backup Exec is incompatible, but Veeam is compatible, and V Ranger is compatible as well. I didn't even know that Quest QoreStor has any static AI and behavioral AI technologies.

Quotes from Members

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

Pros

"​The initial setup is really straightforward."
"Since deploying AWS Elastic Disaster Recovery, we have mostly seen an improvement in uptime, which contributes to reducing downtime."
"Customer service is quite helpful."
"It provides our disaster recovery solution. It works fine in our tests.​"
"It's on the cheaper side and not too expensive for users."
"For regular backup and restore solutions, this product is fine."
"There has definitely been a lot of improvements in recovery time with very less downtime because we already understand how to recover using the clear process that AWS Elastic Disaster Recovery provides."
"The solution is dependent on the network bandwidth. For example, if they have a bandwidth of 10Mbps the solution will run a little heavier. If the bandwidth is good the solution runs well."
"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."
"We need revisions and safe backup so that it could be held up in court, but deduplication and compression are the main features why we have Quest QoreStor. That's where it really shines. I use ZFS and XFS at home, and Quest QoreStor is even better."
"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."
"Quest QoreStor definitely saved us money."
"I would rate QoreStor a ten out of ten for what it offers for the price."
"Quest QoreStor is very stable compared to our previous solution."
"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."
"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."
 

Cons

"The failback could be improved. It should be more intuitive."
"The product could be improved by incorporating more AI-driven automation for deployment and additional security features. These enhancements would make the solution even more user-friendly and secure."
"There is definitely a scope of improvement, and for year-end licensing, they should definitely improve the cost."
"The user interface, customer support, and the recovery time for the current customer query could use improvement."
"In its current state, ECL integrates with CloudWatch for basic logging and monitoring, yet improvements could include more detailed logs for specific actions, like when I perform actions such as push or pull."
"Since I have to view everything on the console, the previous application solutions like IBM and Sanavi showed the RPO and RTO status directly. In AWS Disaster Recovery Service, these details are not available, making it difficult to check my replication status."
"Definitely there should be better logging. From a customer perspective I would like to see more logs on what is happening. If there is an issue, I would like to know what the problem is. Right now, we have to depend on the support of the vendor to check and let us know, because we don't have access to a lot of logging information."
"The bandwidth is a constant upload communication to the AWS DR environment, so if you do not have the proper bandwidth, it will definitely eat up your internet line."
"Support is one point of improvement for Quest QoreStor. Support is sometimes not adequate."
"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 ransomware protection of QoreStor could use improvement."
"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."
"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."
"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."
"The management interface is in need of improvement. The graphical user interface (GUI) for the web management tools appears clunky, and not super intuitive."
"Overall, I am happy with this solution, but a way to export configuration settings would be beneficial."
 

Pricing and Cost Advice

"Where the price adds up, there are CloudEndure licenses, then there is the AWS environment, and finally, there is the AWS storage, so cumulatively, it adds up."
"It has saved us money from having to buy hardware for disaster recovery."
"I rate the price of CloudEndure Disaster Recovery a six out of ten."
"We were happy with the pricing that they gave us."
"They license us on a per machine basis. We have a set number of machines, which we have licensed.​"
"I feel the product's pricing is a good value. Licensing is pretty straightforward."
"The pricing is better now that they had come out with the Tier 2 which replicates a little less often. In comparison to what I would have been spending with any other type of solution, the pricing is fair."
"On a scale from one to ten, where one is cheap and ten is expensive, I rate the solution's pricing an eight out of ten."
"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."
"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."
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Top Industries

By visitors reading reviews
Financial Services Firm
12%
Computer Software Company
8%
Government
8%
Healthcare Company
8%
Performing Arts
12%
Computer Software Company
9%
Manufacturing Company
9%
Media Company
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise4
Large Enterprise11
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise1
Large Enterprise2
 

Questions from the Community

What do you like most about CloudEndure Disaster Recovery?
CloudEndure Disaster Recovery is a fairly stable solution.
What is your experience regarding pricing and costs for CloudEndure Disaster Recovery?
The pricing has been fine, and regarding the setup cost as well, it is quite fine. There is definitely a scope of improvement, and for year-end licensing, they should definitely improve the cost.
What needs improvement with CloudEndure Disaster Recovery?
AWS Elastic Disaster Recovery can be improved through regular drills to ensure that all resources are properly prepared for disasters with scheduled drills. This includes testing and understanding ...
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

CloudEndure Disaster Recovery
QoreStor
 

Overview

 

Sample Customers

Agio, Cloud Nation, Limelight Networks
American Airlines, at&t, Bank of America. Barclays, ebay, Ford
Find out what your peers are saying about AWS Elastic Disaster Recovery vs. QoreStor and other solutions. Updated: January 2026.
881,082 professionals have used our research since 2012.