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Citrix XenServer vs KVM comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 6, 2024

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
7.8
Citrix XenServer offers virtualization benefits, cost savings, improved management, and value with high availability despite higher licensing costs.
Sentiment score
8.5
KVM users save $20,000 monthly due to its open-source nature, eliminating license fees and offering cost-effective virtualization.
My clients generally maintain their Citrix infrastructure without shifting, suggesting stability and reliable operation as Citrix XenServer is fully established.
KVM definitely saves costs since it is open-source and does not obligate us to pay for licenses as necessary with other virtualization solutions.
 

Customer Service

Sentiment score
5.1
Citrix XenServer support is knowledgeable and helpful, but slow response times and accessibility challenges can affect user satisfaction.
Sentiment score
8.7
KVM relies on community support; effectiveness varies, with some preferring paid options like Red Hat for dedicated assistance.
They do not provide adequate support for midsize businesses.
Since being acquired, Citrix's customer service has experienced delays in response time.
Paid support is also obtainable from companies like Red Hat for more critical issues.
 

Scalability Issues

Sentiment score
7.9
Citrix XenServer is praised for its scalability, seamless expansion, ease of use, and suitability for diverse deployment sizes.
Sentiment score
7.7
KVM offers high scalability for enterprise environments, leveraging Linux kernel architecture, though rapid expansion may challenge larger companies.
Familiarity with Linux can enhance its performance and usability.
 

Stability Issues

Sentiment score
7.7
Citrix XenServer is praised for stability, effective updates, strong support, and minimal issues, supporting enterprises of all sizes.
Sentiment score
7.8
KVM is generally stable and reliable, though occasional issues arise during I/O tasks or hardware changes, requiring careful handling.
 

Room For Improvement

Citrix XenServer needs enhancements in startup, memory, backup, support, interface, and community, with better integration and reduced costs.
KVM needs user interface improvements, better networking, enhanced tools, platform compatibility, optimized resources, and improved support and documentation.
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.
In comparison to VMware, which offers a more balanced set of management features, KVM could improve in terms of user-friendly tooling.
 

Setup Cost

Citrix XenServer offers free and paid versions, with paid providing enhanced features and support at a notable price.
KVM is a cost-effective, open-source virtualization platform often preferred over VMware, with affordable support options enhancing its appeal.
It is cheaper compared to its competitors.
The pricing and licensing policy of Citrix XenServer is not transparent and quite confusing.
Compared to VMware and Microsoft, KVM offers better pricing and licensing options.
 

Valuable Features

Citrix XenServer is favored for its high availability, ease of use, affordability, and seamless integration with Citrix solutions.
KVM excels in performance, scalability, ease of management, and security, offering seamless Linux integration and cost-effective virtualization.
It provides secure access to applications and resources, which is crucial for us and our clients.
It is user-friendly and easy to deploy, making it an attractive option.
The most valuable feature of KVM is its superior real-time performance, which results in lower latency compared to alternatives like VMware and Microsoft.
 

Categories and Ranking

Citrix XenServer
Ranking in Server Virtualization Software
11th
Average Rating
8.2
Reviews Sentiment
7.1
Number of Reviews
49
Ranking in other categories
No ranking in other categories
KVM
Ranking in Server Virtualization Software
4th
Average Rating
8.0
Reviews Sentiment
7.4
Number of Reviews
43
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of February 2025, in the Server Virtualization Software category, the mindshare of Citrix XenServer is 5.0%, up from 3.9% compared to the previous year. The mindshare of KVM is 10.5%, down from 12.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Server Virtualization Software
 

Featured Reviews

Tonatiuh Torres Zamorano - PeerSpot reviewer
Offers comprehensive solutions for small and medium businesses with a straightforward setup
I find Citrix XenServer valuable for small to medium-sized businesses. It is user-friendly and easy to deploy, making it an attractive option. When included with Citrix virtualization solutions, it provides a comprehensive package with existing licenses. Despite being effective for small to medium infrastructures, it may not be the best hypervisor for larger deployments.
Lan Tuong - PeerSpot reviewer
Useful to manage the virtual environments
The most valuable features of KVM for us are the console, which allows us to build or clone VMs quickly, and the ability to take snapshots and recreate new VMs rapidly. That's one of the things we love about KVM. The built-in management console, Auto KVM, is the most valuable tool for managing our virtual environments. We use it most to create and fire up new VMs or clone them for customers based on requests. The migration tools have worked quite well for us. We're moving from an Oracle Solaris platform for KVM logical domains, upgrading, and using KVM from Red Hat. It's slightly different but very similar to Oracle Unbreakable Linux, which is basically a clone of Red Hat. Oracle's console is easier to use than Red Hat's, though.
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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
Educational Organization
54%
Computer Software Company
7%
Financial Services Firm
4%
Manufacturing Company
4%
Computer Software Company
16%
Financial Services Firm
11%
Manufacturing Company
9%
Comms Service Provider
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

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?
The pricing and licensing policy of Citrix XenServer is not transparent and quite confusing. The sales channel has deteriorated over the years and sales margins have dropped significantly, making i...
What needs improvement with Citrix Hypervisor?
The marketing of Citrix lacks effectiveness. Although the product is technically competitive, it is not widely known or used due to poor marketing. Additionally, the technical support for midsize b...
Why KVM??? Help please!
KVM scales better, orchestration better, performs better and supports a wider range of hardware and, also, you can implement at ZERO cost and with a very powerful web interface for management, from...
Why KVM??? Help please!
Small support team, small cluster, low core count, use VMware products Large support team, large clusters with many cores, use KVM. KVM scales better, orchestration better, performs better and supp...
Why KVM??? Help please!
Far from being an expert, my opinion is that the positive sides of KVM are: Lower costs and open-source which gives the abilities to customize it according to the specific needs of each customer.
 

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.
MediaWiki, Wikimedia Foundation, Wikipedia, Wikivoyage, Wikidata, Wikiversity, Commons
Find out what your peers are saying about Citrix XenServer vs. KVM and other solutions. Updated: January 2025.
837,501 professionals have used our research since 2012.