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HPE Zerto Software 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

HPE Zerto Software
Ranking in Backup and Recovery
2nd
Ranking in Disaster Recovery (DR) Software
1st
Average Rating
9.0
Reviews Sentiment
7.2
Number of Reviews
345
Ranking in other categories
Cloud Migration (1st), Cloud Backup (2nd)
QoreStor
Ranking in Backup and Recovery
54th
Ranking in Disaster Recovery (DR) Software
31st
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 (6th), Software Defined Storage (SDS) (21st), Copy Data Management (6th), File and Object Storage (22nd)
 

Mindshare comparison

As of February 2026, in the Backup and Recovery category, the mindshare of HPE Zerto Software is 2.0%, down from 2.9% compared to the previous year. The mindshare of QoreStor is 0.6%, 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 (%)
HPE Zerto Software2.0%
QoreStor0.6%
Other97.4%
Backup and Recovery
 

Featured Reviews

DR
Enterprise data management supervisor at a insurance company with 1,001-5,000 employees
An all-in-one and cost-efficient solution that does what it promises
Zerto is very easy to use. Installation is about half an hour, and then it starts protecting the data and VMs. It is not very cumbersome. The UI is built very well. It is fairly self-explanatory. To be able to stand up a product you have never seen in half an hour and get it functioning and protecting speaks to how good the UI and workflow are. Zerto has near-synchronous replication. As a change is made on site A, it gets copied across the network to site B. We are five or six seconds behind production. If I have a heavily used system and I use traditional backups, I could be anywhere from 5 minutes to 23 hours behind. With Zerto, I am single-digit seconds behind. That works well for us. Our disaster recovery test, which used to span an entire week, now takes two days. We used to recover our servers in the first two or three days with a backup product and then test for two days before tearing it all down. Now, we spend half a day on new servers and ensuring things work with networking, etc. We test the next day, and we are done in two days. Across the entire company, we are able to save significant man-hours by shortening the test from a week to two days. We are now doing smaller tests once a month and larger tests once a year. Zerto has reduced our DR testing time by 60% to 70%. We are also able to do more disaster recovery testing. Previously, we were doing it once a year, whereas now, we are doing smaller tests once a month and our large tests once a year. In recovery point objectives, we are single-digit seconds behind. In terms of RTOs, I can recover 350 VMs in 30 minutes. It takes less than several seconds to restore a single VM. From days to 30 minutes for 350 compared to 100 VMs is an incredible time-saving in terms of RTOs and RPOs for us.
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 most valuable feature is the disaster recovery capabilities. The fact that we can have a clinic across the country backup in as little as 45 minutes is incredible."
"The most valuable feature of Zerto is the quick recovery time."
"Zerto has helped reduce our organization's DR testing to seconds to minutes. We have been able to save probably close to 200 hours a year."
"The testing features are the most valuable features of this solution. We use the failover test feature not just for testing failovers and disaster recovery, we've also had clients use it for development purposes as well as patching purposes to test patches. We can failover the VM and then we can make any changes we want without affecting production. It's a nice sandbox for that usage."
"Zerto has improved our confidence tremendously, and it has reduced the RPO of any potential restoration needs."
"The continuous data protection is great. We love it because I can see exactly how many seconds behind real-time we are, which is usually under 10 seconds. It keeps things up to date. We love the product."
"Zerto saved us close to 90% on DR testing compared to traditional backups and restores."
"I've been fortunate enough not to need to rely on Zerto in an actual disaster, but we do testing every year. Sometimes, it's multiple times annually or at the year's end. It takes the recovery workflow, which would normally take a lot of planning, and reduces that to just a few minutes."
"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."
"Quest QoreStor definitely saved us money."
"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 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."
"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."
"I would rate QoreStor a ten out of ten for what it offers for the price."
"Data deduplication and replication would be the top two features. The encryption and cloud tiering are also attractive for the future."
"Quest QoreStor is very stable compared to our previous solution."
 

Cons

"The ease of setup can be improved in the next release of HPE Zerto Software."
"Zerto's near-synchronous replication is excellent when it works. I'm trying to be nice to them because I like the product a lot, but we're having a lot of difficulty with it in our environment."
"Zerto needs to improve its documentation."
"Its price is a little bit on the higher side."
"There is a need to allow the source vCenter Inventory to be imported with a single click."
"My input would be to have their sales engineers not overpromise and then have the product underdeliver because we were scoped not-appropriately sized target hardware. That hit us hard. We went with Exagrid as our target. Because of incorrect sizing, we didn't get the expected compression, and we ran out of space. We didn't have enough capacity for all of our backups the way we wanted them tiered. It crippled Zerto as well."
"Right now, our production environment runs on-premises, and we have a DR copy of everything that we run in production. However, our development runs on that hardware. In the case of a DR event, we would need to shut down development and bring up our secondary copy of production. We're hoping that Zerto is going to be the tool to help us do that."
"There should be more comprehensive cyber recovery capabilities."
"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."
"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."
"They need to increase their maximum capacity. Other than that, they're doing a pretty good job."
"Support is one point of improvement for Quest QoreStor. Support is sometimes not adequate."
"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."
"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 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."
 

Pricing and Cost Advice

"To ensure proper data protection, we require a separate backup solution alongside Zerto for disaster recovery therefore the price for Zerto is high."
"The pricing is based on virtual machines. They need to do better in regards to their tiering pricing rather than one price per VM. A lot of times we have VMs that are lower tier, such as Tier 2 or Tier 3, but we pay the same price as for Tier 1. I know they are developing this out, but it would be nice if they could provide a little better pricing in regards to their tiering protection."
"The pricing doesn't seem too bad for what it does."
"Price-wise, it works fine for me, but my budgetary team is always looking for ways to cut costs, and it seems like they first look at the data center and the IT side to find savings."
"Zerto is slightly expensive, but we do see the value in it."
"While we find the twenty-five VM license somewhat inflexible, the actual setup costs are minimal as the product is so easy to install."
"It is economical as compared to other brands."
"Zerto's pricing model is cost-prohibitive for small—to medium-sized businesses."
"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."
"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."
"Its pricing model is very attractive. You have one price, and you get everything from QoreStor."
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Comparison Review

it_user159711 - PeerSpot reviewer
Architect at a tech services company with 51-200 employees
Nov 9, 2014
VMware SRM vs. Veeam vs. Zerto
Disaster recovery planning is something that seems challenging for all businesses. Virtualization in addition to its operational flexibility, and cost reduction benefits, has helped companies improve their DR posture. Virtualization has made it easier to move machines from production to…
 

Top Industries

By visitors reading reviews
Computer Software Company
10%
Financial Services Firm
9%
Manufacturing Company
9%
Healthcare Company
8%
Performing Arts
11%
Computer Software Company
8%
Manufacturing Company
8%
Educational Organization
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business90
Midsize Enterprise87
Large Enterprise197
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise1
Large Enterprise2
 

Questions from the Community

What advice do you have for others considering Oracle Data Guard?
Ik fluister:VM Host Oracle en DataGuard hebben we per toeval vervangen door Zerto :-) tijdens de Zerto implementatie en VPG werden de Host Data in write-ack Block-Level gerepliceerd. Qua licentie 1...
What do you like most about Zerto?
Its ability to roll back if the VM or the server that you are recovering does not come up right is also valuable. You have the ability to roll back a few seconds or a few minutes. The rollback feat...
What is your experience regarding pricing and costs for Zerto?
From a pricing perspective, HPE Zerto Software is expensive in comparison to other products on the market, but I think it is an easier sell because it works so well and it is so easy to set up a de...
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

Zerto Virtual Replication
QoreStor
 

Overview

 

Sample Customers

United Airlines, HCA, XPO Logistics, TaxSlayer, McKesson, Insight Global, American Airlines, Tencate, Aaron’s, Grey’s County, Kingston Technologies
American Airlines, at&t, Bank of America. Barclays, ebay, Ford
Find out what your peers are saying about HPE Zerto Software vs. QoreStor and other solutions. Updated: January 2026.
881,733 professionals have used our research since 2012.