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IBM PowerVM vs RHEV comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jun 3, 2026

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

IBM PowerVM
Ranking in Server Virtualization Software
12th
Average Rating
8.6
Reviews Sentiment
6.9
Number of Reviews
38
Ranking in other categories
No ranking in other categories
RHEV
Ranking in Server Virtualization Software
13th
Average Rating
7.8
Reviews Sentiment
6.3
Number of Reviews
37
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Server Virtualization Software category, the mindshare of IBM PowerVM is 2.1%, up from 1.3% compared to the previous year. The mindshare of RHEV is 2.4%, down from 3.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Server Virtualization Software Mindshare Distribution
ProductMindshare (%)
IBM PowerVM2.1%
RHEV2.4%
Other95.5%
Server Virtualization Software
 

Featured Reviews

reviewer2014950 - PeerSpot reviewer
Service Delivery Manager at a computer software company with 10,001+ employees
Virtualization has simplified partitioning and currently supports secure multi-tenant workloads
The ease of use of IBM PowerVM provides key benefits such as the installation being very easy, and the VIOS is really, really stable. IBM PowerVM is performing very well in supporting complex workloads. It's simple regarding the initial setup for IBM PowerVM. We always create two VIOS servers in IBM PowerVM to be compliant for security and to be compliant also for redundancy.
Mike Neuliep - PeerSpot reviewer
Linux Systems Engineer at a tech services company with 10,001+ employees
Has supported virtualization projects in side jobs but has required workarounds due to lack of maintenance
In my opinion, the best features of RHEV are that it is a real hypervisor and it is free, so it performs better than VMware. I have used the live migration feature in the past with RHEV. There is a free clone of it that is based on the open source. Live migration is a nifty feature if your app is not highly available and you need to do maintenance on a machine. You can migrate the VM off of it, do your maintenance, and move it back when you are done. RHEV has a high availability architecture with a built-in monitoring feature where you could see machines other than the one you are operating on. I tend to implement high availability not so much in RHEV, but by using standard application high availability strategies. Red Hat has another product specifically for high availability.

Quotes from Members

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

Pros

"PowerVM stands out for me as a hardware-based hypervisor, which is optimized with less overhead."
"A valuable feature of PowerVM is a feature that is used for higher availability plus stream for posting, which is very useful. There's a flash copy feature which we are using. PowerVM itself, I know, helps us to control and manage our Oracle licensing compliance, since it is our hardware partitioning. This is very important. If you use VMware, there will be a licensing issue. This PowerVM is a hardware partitioner, which is very important for license compliance. We are happy with this solution."
"The ease of use of IBM PowerVM provides key benefits such as the installation being very easy, and the VIOS is really, really stable."
"The support is easily reachable."
"It is a complete solution, with virtual fibre, virtual network, and SRIV all stable and able to handle heavy load requirements, making it suitable for customers that require high stability and a high profile."
"IBM PowerVM on Power 922 server gave twice the performance of the legacy Oracle SPARC server."
"The valuable feature of the solution is the technical aspects, focusing on elements like processor infinity."
"The feature that I like most is the versatility."
"Red Hat is the most stable system; it's better than other OS solutions."
"We find the ease of use of this solution to be invaluable, as it is user-friendly and integrates well with other software."
"If you have a heterogenous data centre that is specially focused on Linux platforms, this is safe money, and good if you are looking for automation."
"Technical support for RHEV is very fast and good."
"The most valuable feature of Red Hat Enterprise Virtualization is its pricing."
"There aren't any bugs on the solution."
"The biggest aspect for me is the disk usage, the virtual manager, and the deployment of machines."
"They are so advanced today and so mature in what they do that they could easily give any top-notch industry leaders a run for their money."
 

Cons

"If it could actually virtualize the entire platform it might be better."
"PowerVM should integrate some capabilities of VMware vCenter to improve its management features."
"The initial setup is a bit complex and takes much longer to implement when compared to VMware and other hypervisors."
"The pricing is expensive, which poses a financial challenge, especially in Argentina."
"Technical support could be improved."
"IBM PowerVm has a high cost."
"I would like for IBM to be more focuses on the cloud."
"The solution should be advanced to fit with the container constantly."
"The solution should be made more user-friendly."
"I heard that there are big differences between Red Hat eight and seven, but it's still quite difficult for me to judge it. I found it a bit more difficult to manage than version seven, which was much easier. In term of features, though, it is still not yet clear which is better. I have no clear idea of which features need to be changed at the moment."
"We have found the technical support for this solution to be very slow in responding to our requests for assistance."
"If you wanted to go to the desktop computer side of things, it lags behind in that you need to go to something like Fedora to get all the extra bells and whistles."
"The solution has a very small lifecycle."
"I would love to see better documentation and ease of use."
"RHEV can improve by keeping pace with new features and new enhancements."
"It would be better to have more patches, especially kernel-level updates, live and online so that we can keep the business up and running during this period."
 

Pricing and Cost Advice

"The license cost is bundled with IBM Power Systems as it is limited to RISC-based IBM systems only."
"The cost is on the higher side. Typically, we invest in the machine and support for two, three, or five years."
"Even if the product is expensive, it works well in the long term. The tool is more or less expensive, and I would presently describe it as an optimally priced product."
"IBM PowerVM's pricing is cheap."
"The solution is expensive."
"The pricing for PowerVM is on the higher. Regarding the license, it can be on a monthly or annual basis, depending on the deal. Customers may choose to pay annually, one-time, or monthly based on their agreement with the sales team. As for additional costs, customers need to pay for support if they opt for it. If not, they only pay for the hardware cost as per the agreement."
"We have to purchase the product's licenses."
"The tool is competitively priced, especially right now."
"Price-wise, RHEV is okay, in my opinion."
"It's a budget product as far as I'm concerned. It's way cheaper than any of its competitors. The only thing cheaper than Red Hat is that the people who take the Red Hat code clone it and then self-support it."
"Its price depends on the use cases."
"I would say the price is acceptable."
"We buy a license for commercial use, and we also use the free editions."
"This is an open-source solution."
"The solution does not require licencing but a subscription is necessary, which is very affordable."
"We have to pay extra for vulnerability and fault tolerance."
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Comparison Review

VL
CIO at Robusta Technology & Training
Jan 13, 2015
vSphere vs. RHEV vs. Hyper-V vs. XenServer
We have used the following functions: 1. Hypervisor: to ensure that the virtual server provide web and email services to the company, thus providing a stable operation a with single sign-on integration of an AD server and vCenter. 2. Network and Storage: centralized data server…
 

Top Industries

By visitors reading reviews
Financial Services Firm
13%
Outsourcing Company
10%
Manufacturing Company
8%
Construction Company
7%
Computer Software Company
10%
Financial Services Firm
10%
Comms Service Provider
9%
Construction Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise5
Large Enterprise21
By reviewers
Company SizeCount
Small Business21
Midsize Enterprise5
Large Enterprise12
 

Questions from the Community

What is your experience regarding pricing and costs for IBM PowerVM?
IBM’s licensing model offers flexibility in subscription terms, now allowing one- to five-year options. They have introduced a subscription-based model for some systems, creating a more cost-effect...
What needs improvement with IBM PowerVM?
Maybe an automatic installation of patches would be great to see as an additional functionality in IBM PowerVM. I don't see any point to improve IBM PowerVM. For me, it's okay, and I don't have any...
What is your primary use case for IBM PowerVM?
For storage, we mainly work with FlashSystem FS5200 and with IBM Power Systems with IBM i. We are using PowerVM for the creation of partitions on the Power Systems. I'm using the VIOS in PowerVM, a...
What is your experience regarding pricing and costs for RHEV?
It's the open source. There's not much cost. It's very minimal comparably. Compared to what I am paying for VMware, it's negligible.
What needs improvement with RHEV?
RHEV is not improving because it has been discontinued. It has been discontinued for years. I would love to get back into RHEV, but the job market is difficult and no one is hiring. RHEV is designe...
What is your primary use case for RHEV?
I have done some consulting where I used RHEV, taking on side jobs to run virtual machines in the financial industry for a startup. The last time I used RHEV was in my home lab, but that has been d...
 

Comparisons

 

Also Known As

PowerVM
Red Hat Enterprise Virtualization
 

Overview

 

Sample Customers

Sto, Soitec, SNO, Bundesrechenzentrum GmbH, Al Mansour Holding, Baptist Health of Northeast Florida, Huhtamaki, ELK Group, IT-Informatik, Arkansas Tech University, Pneuhage
Qualcomm and Bonham's Auction House.
Find out what your peers are saying about IBM PowerVM vs. RHEV and other solutions. Updated: June 2026.
908,834 professionals have used our research since 2012.