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Citrix XenServer vs Oracle VM comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Aug 17, 2025

Review summaries and opinions

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

ROI

Sentiment score
4.8
Citrix XenServer offers significant savings and flexibility, justifying its cost through excellent virtualization, resource utilization, and performance benefits.
Sentiment score
6.4
Oracle VM's perceived ROI varied; users praised its cost-effectiveness and flexibility, though some found it costly.
My clients generally maintain their Citrix infrastructure without shifting, suggesting stability and reliable operation as Citrix XenServer is fully established.
 

Customer Service

Sentiment score
4.2
Citrix XenServer support is knowledgeable yet inconsistent, with varying response times and expertise affecting user satisfaction and experiences.
Sentiment score
7.1
Oracle VM support is generally high-quality with knowledgeable staff, though initial challenges and escalation are sometimes necessary.
With valid licenses, we can access hotfixes, service packs, knowledge base, self-help tools, diagnostics, downloads, live chat, and phone support.
They do not provide adequate support for midsize businesses.
There appear to be very few engineers at Citrix who understand the problems.
The response time and quality of support could be improved.
 

Scalability Issues

Sentiment score
6.5
Citrix XenServer is praised for scalability and ease of use, despite some disk management limitations and update frequency concerns.
Sentiment score
7.1
Oracle VM is praised for effective scalability despite minor hardware constraints and licensing model limitations.
Familiarity with Linux can enhance its performance and usability.
Citrix XenServer is definitely scalable enough.
 

Stability Issues

Sentiment score
7.5
Citrix XenServer offers reliable performance and high stability, with effective updates and documentation beneficial for various business sizes.
Sentiment score
7.3
Oracle VM's stability improved significantly with version 3.4, becoming reliable with minimal bugs, especially on certified hardware.
It runs very stably.
I haven't had any significant issues with Citrix XenServer installations over the last 10-15 years.
Not every upgrade goes smoothly, and after an upgrade, it sometimes stops working.
 

Room For Improvement

Citrix XenServer requires better backup, Linux support, network management, third-party integration, and user interface modernization to enhance usability.
Oracle VM struggles with UI instability, limited integration, and performance, needing enhancements in security and multi-platform compatibility.
Although the product is technically competitive, it is not widely known or used due to poor marketing.
Citrix needs to improve the hypervisor, specifically in security and performance.
We can implement high availability and live migration with pools, along with security and backup to enable role-based access control for safer management.
If I have limited systems and there is maintenance on the hardware, the Oracle systems are impacted.
Not every upgrade goes smoothly, and after an upgrade, it sometimes stops working.
Oracle VM provides automation capabilities in the new version.
 

Setup Cost

Citrix XenServer is a cost-effective virtualization solution with free basic features, but commercial support and scaling increase costs.
Oracle VM is cost-effective with free core offering, flexible licensing, and bundled support, benefiting large-scale enterprises.
It is cheaper compared to its competitors.
Organizations save substantial money because competing solutions, such as VMware, cost double or triple.
The pricing and licensing policy of Citrix XenServer is not transparent and quite confusing.
Oracle VM is not a very expensive solution.
 

Valuable Features

Citrix XenServer offers cost-effective virtualization with high availability, ease of deployment, robust security, and scalability for small to medium businesses.
Oracle VM offers cost-effective virtualization with flexibility, supporting multiple OS, live migration, scalability, and Oracle licensing compliance.
The benefits from using Citrix include increased productivity, as users don't have to search for what they need to open.
The most valuable feature is transferring and sharing applications that allow users to move files between devices, including smartphones, tablets, and computers without needing USB cables, internet connections, or data usage.
It provides secure access to applications and resources, which is crucial for us and our clients.
If there is an issue with the operating system running on top of it, there's no primary and secondary domain, rather segregated I/Os, disks, memory, everything assigned to a logical domain.
It is easy to copy or clone one Oracle workstation to another.
Oracle VM's features perform better on Windows compared to iOS.
 

Categories and Ranking

Citrix XenServer
Ranking in Server Virtualization Software
8th
Average Rating
8.0
Reviews Sentiment
6.6
Number of Reviews
56
Ranking in other categories
No ranking in other categories
Oracle VM
Ranking in Server Virtualization Software
5th
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
85
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of November 2025, in the Server Virtualization Software category, the mindshare of Citrix XenServer is 4.9%, up from 4.7% compared to the previous year. The mindshare of Oracle VM is 6.6%, down from 6.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Server Virtualization Software Market Share Distribution
ProductMarket Share (%)
Oracle VM6.6%
Citrix XenServer4.9%
Other88.5%
Server Virtualization Software
 

Featured Reviews

Jörg Köhler - PeerSpot reviewer
Consulting benefits from robust consulting while also recognizing the need for improved disk management
When it comes to optimization, that's one of the weaker points of Citrix XenServer, especially regarding disk management, which is somewhat clumsy. Backup-related issues and disk management should be improved. Especially concerning backup, as discussions with Veeam engineers about Citrix XenServer backup strategy indicate there might not be a solution from Veeam soon. License optimization is not such a significant problem, but licenses are quite complicated. Vendors constantly invent new license models, making it difficult to order the correct licenses needed. There is not a big difference between Citrix and VMware products because Citrix can implement Windows and Linux anyway.
Chimdi Profitearne - PeerSpot reviewer
Has supported ethical training effectively but configuration needs to be more user-friendly
When evaluating Oracle VM, I have concerns about the configuration being too complex and not user-friendly. It doesn't perform optimally on iOS, which is an Apple laptop, but works very well on Windows. To improve Oracle VM, the configuration needs to be more user-friendly and less rigid. Additionally, compatibility with Apple laptops needs improvement as it currently doesn't work well on that platform.
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Comparison Review

VL
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
Computer Software Company
13%
Manufacturing Company
8%
Financial Services Firm
8%
Comms Service Provider
8%
Comms Service Provider
13%
Financial Services Firm
12%
Computer Software Company
12%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business29
Midsize Enterprise8
Large Enterprise18
By reviewers
Company SizeCount
Small Business35
Midsize Enterprise20
Large Enterprise37
 

Questions from the Community

What do you like most about Citrix Hypervisor?
The core function enables multiple virtual machines to run on a single physical server. This maximizes hardware utilization and efficiency.
What is your experience regarding pricing and costs for Citrix Hypervisor?
Licensing with Citrix XenServer is very cost-effective. Organizations save substantial money because competing solutions, such as VMware, cost double or triple. If you are using Citrix load only, t...
What needs improvement with Citrix Hypervisor?
There could be improvements in Citrix XenServer, but I cannot think of any at the moment. Overall, we are very happy with it.
Which is better - Oracle VM or KVM?
I would prefer if KVM was easier to scale and not so limited. Overall the product has been helpful. It is easy to use, and was quite straight-forward to set up. Since I have been using KVM, I have ...
Which is better - Oracle VM or VMware VSphere?
Oracle VM seems to me to be kind of outdated. Nevertheless, it is fairly straightforward to use and maintain. The solution can just be set and you can forget about it, and the scalability is consid...
What do you like most about Oracle VM?
If you want to access the VM from anywhere over the Internet, you put it in a public subnet. So, VMs are linked to that. The subnets are linked to it. So, it's perfectly secured if it's a private n...
 

Comparisons

 

Also Known As

Hypervisor
No data available
 

Overview

 

Sample Customers

U.S. Army Shared Services Center, SoftLayer, Educational Services of America, Independent Bank, and SK Telecom.
Ambulance Victoria, Australian Finance Group (AFG), Avnet Technology Solutions, CERN, cloudKleyer, Danish Tax Authority (SKAT), Data Intensity, Dubai World, Engineers Australia, Enkitec, Groupe FLO, Guerra S.A. Implemento, s Rodovišrios, Interactive One, IT Convergence, Jesta Digital, Johns Hopkins University Applied Physics Laboratory, KT, Kyoto Prefecture, Lawrence Livermore National Laboratory / National Ignition Facility, Multinet Pakistan, National Australia Bank (NAB), Navis LLC, Overhead Door, Overstock.com, Paragon Data, Parks Victoria, Pella, Sunway Shared Services, St. Louis Metro, Terminales Ro de la Plata S.A., University of Massachusetts, Versace,
Find out what your peers are saying about Citrix XenServer vs. Oracle VM and other solutions. Updated: September 2025.
873,085 professionals have used our research since 2012.