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Citrix XenServer vs VMware vSphere comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on May 13, 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
7.8
Citrix XenServer offers cost savings and enhanced efficiency through virtualization, justifying the investment despite higher initial costs.
Sentiment score
7.2
VMware vSphere reduces costs and enhances efficiency with virtualization, offering savings, agility, and improved resource utilization and scalability.
My clients generally maintain their Citrix infrastructure without shifting, suggesting stability and reliable operation as Citrix XenServer is fully established.
 

Customer Service

Sentiment score
4.8
Citrix XenServer's customer service varies in effectiveness, with challenges in response times and support access, especially for complex issues.
Sentiment score
7.0
VMware vSphere's customer service is efficient and knowledgeable, but response times and complex issue handling can be inconsistent.
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.
Priority one issues are usually addressed by engineers within one to two hours.
Recently, support has been less friendly and slower, especially after the company was acquired by Broadcom.
If we have issues, the support tends to be unreliable
 

Scalability Issues

Sentiment score
7.9
Citrix XenServer offers effective scalability and integration, appreciated for its ease, cost-effectiveness, and support for enterprise growth.
Sentiment score
7.4
VMware vSphere offers scalable, flexible environments with minimal downtime, seamless integration, and excellent performance across diverse hardware and business needs.
Familiarity with Linux can enhance its performance and usability.
Scaling is easy, whether it is hyperconverged or a three-tier architecture.
VMware vSphere is highly scalable in terms of the number of users and the number of servers it can handle.
It is a highly scalable solution.
 

Stability Issues

Sentiment score
7.7
Citrix XenServer is reliable for SMBs, supports high uptimes, but may occasionally face minor issues, especially with backups.
Sentiment score
8.0
VMware vSphere is highly stable and reliable, with minimal outages and quick resolution of issues, ideal for critical applications.
It is a very stable hypervisor solution.
While they are generally stable, if outages occur, they tend to be due to brands like HP or Dell, not VMware vSphere itself.
I would rate the stability of VMware vSphere as eight out of ten.
 

Room For Improvement

Citrix XenServer needs better backup, integration, management, stability, compatibility, affordability, technical support, community engagement, and marketing.
VMware vSphere needs pricing, interface, compatibility, management, integration, fault tolerance, performance, and technology support improvements due to user concerns.
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.
The cost changed from perpetual to subscription, and there is a need for alternative solutions.
Another area is the stability during upgrades from older versions to newer versions, where we face issues.
Sometimes, it is difficult to find documentation for specific tools and solutions.
 

Setup Cost

Citrix XenServer is a cost-effective alternative to VMware, though pricing can be complex and varies with needs.
VMware vSphere is costly but valued for advanced features and stability, especially in large-scale environments, warranting careful budgeting.
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.
Many customers are trying to avoid it due to its high cost.
Costs significantly increased from perpetual to subscription, with prices rising by two to three times over three to five years.
The solution is too expensive.
 

Valuable Features

Citrix XenServer offers virtualization, ease of use, scalability, and strong support, ideal for small to medium businesses.
VMware vSphere offers centralized management and flexibility, enhancing data center efficiency with strong security and fast, efficient operations.
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.
It is user-friendly and easy to deploy, making it an attractive option.
The vMotion feature is beneficial for online migration of virtual machines from one host to another without downtime.
The tool is highly available, which is crucial for implementing critical applications requiring 24/7 availability.
The high availability feature is significant.
 

Categories and Ranking

Citrix XenServer
Ranking in Server Virtualization Software
11th
Average Rating
8.2
Reviews Sentiment
7.1
Number of Reviews
52
Ranking in other categories
No ranking in other categories
VMware vSphere
Ranking in Server Virtualization Software
2nd
Average Rating
8.8
Reviews Sentiment
7.1
Number of Reviews
454
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of June 2025, in the Server Virtualization Software category, the mindshare of Citrix XenServer is 4.9%, up from 4.3% compared to the previous year. The mindshare of VMware vSphere is 16.2%, down from 20.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Server Virtualization Software
 

Q&A Highlights

AS
Mar 05, 2019
 

Featured Reviews

VivekKumar10 - PeerSpot reviewer
Cost efficiency enables significant savings but improvement in support and backup integration is needed for enhanced reliability
In the past, we utilized the live migration feature in Citrix XenServer, but not in this project. This is a new, fresh deployment, so there is no live migration. The support of heterogeneous resource pool in Citrix XenServer depends on the deployment and customer requirements. If a customer requires heterogeneous deployment, we accommodate that. Generally, Citrix XenServer goes in straightforward vanilla deployment because it is majorly used for Citrix farms. Very few customers use it for other products or applications. Intelligent performance optimization is available in this product, but very few customers use it, and those who do aren't using it extensively. I cannot comment extensively on this feature at present.
Neeraj Mehra - PeerSpot reviewer
Streamlines virtualization and has features like high availability and vMotion
The primary use case is for virtualization, including the implementation of vSphere, vCloud Foundation, vCloud Director, and cloud automation with vSphere My customers, particularly SMBs, mainly utilize High Availability (HA), DRS, and vMotion features. The vMotion feature is beneficial for…
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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…
 

Answers from the Community

AS
Mar 5, 2019
Mar 5, 2019
Sure, at a high level: VMware products allow you to set up multiple virtual servers on a single physical server. This allows you to run the virtual servers on the physical server resources. It is an easy way to replicate environments so that there are no surprises when you go to production. You can set up development, QA and UAT all on the same physical box which are identical. Citrix products...
2 out of 9 answers
it_user99459 - PeerSpot reviewer
Jul 23, 2014
Vmware and Citrix both do similar things. They both offer server virtualization and desktop virtualization (plus other related software). VMware is the clear market leader for server virtualzation (Vsphere) and Citrix is the leader in desktop / application virtualization (Xendesktop / Xenapp). They both offer network software enhancements (and Citrix has NetScaler hardware). If you have any questions, please email howieb@hotmail.com
it_user113568 - PeerSpot reviewer
Jul 23, 2014
Adding to Howard's points above, VMware uses their existing Hypervisor platform to enable customers build their own Cloud too.
 

Top Industries

By visitors reading reviews
Educational Organization
30%
Computer Software Company
11%
Manufacturing Company
6%
Financial Services Firm
6%
Educational Organization
19%
Computer Software Company
13%
Financial Services Firm
10%
Manufacturing Company
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?
Citrix XenServer multi-cloud includes all necessary products, allowing for a diverse deployment. Licensing includes all the server courses, Unicom, and features from Citrix Virtual Apps and Desktop...
What needs improvement with Citrix Hypervisor?
Citrix XenServer needs to improve compatibility with other solutions and support various services hosted on it. There's also a need for more companies supporting backups for Citrix XenServer as a h...
What is IOMMU?
DEEPEN DHULLA did explain well IOMMU. IOMMU has to be activated at the bios level. It exists on Intel and AMD platforms. It is used a lot inside virtualization platforms like VMware VSphere. It pr...
Why KVM??? Help please!
We use VMware and KVM. We find that KVM is a lot simpler to use and it provides the virtualization we need for Linux and Windows. For us, VMware does not offer any advantage. Moreover, KVM is free.
What is the biggest difference between Nutanix Acropolis and VMware vSphere?
We found the reduced power consumption with Nutanix Acropolis AOS a very attractive feature. We also like the interface that allows you to talk directly to your VM from the present software. We fou...
 

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.
Abu Dhabi Ports Company, ACS, AIA New Zealand, Consona, Corporate Express, CS Energy, and Digiweb.
Find out what your peers are saying about Citrix XenServer vs. VMware vSphere and other solutions. Updated: June 2025.
856,873 professionals have used our research since 2012.