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Citrix XenServer vs VMware vSphere Foundation 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:
 

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
5.3
VMware vSphere Foundation improves scalability, recoverability, and cost management through server consolidation and infrastructure optimization for hybrid architectures.
My clients generally maintain their Citrix infrastructure without shifting, suggesting stability and reliable operation as Citrix XenServer is fully established.
Solutions Manager at ICSI
In an environment where the infrastructure has to be up for monitoring and controlling physical infrastructure like water plants, it has absolutely returned on its investment.
OT Technologist at a energy/utilities company with 201-500 employees
There is flexibility and interoperability with multi-mode architectures that accommodate both on-prem and cloud realities.
CIO and Chief Digital Officer at Reliance Industries Ltd
Server consolidation is one return on investment where we can use one server for multiple workloads.
Enterprise Virtualization Manager at a financial services firm with 10,001+ employees
 

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
5.9
VMware vSphere Foundation's customer service is mixed, praised for availability and support but critiqued on costs and response times.
With valid licenses, we can access hotfixes, service packs, knowledge base, self-help tools, diagnostics, downloads, live chat, and phone support.
Citrix Specialist at a tech vendor with 10,001+ employees
They do not provide adequate support for midsize businesses.
Virtualization Architect & Managing Owner at AnyThin', Jerzy Fronczak
There appear to be very few engineers at Citrix who understand the problems.
Co-Founder at Virajo
There is nonstop support available around the world, which allows issues to be resolved continuously without interruption, regardless of whether the problem occurs in the USA, India, or another location.
Product Manager at MSiT Technology
Now, with Broadcom's management, I would rate it a three out of ten.
Enterprise Virtualization Manager at a financial services firm with 10,001+ employees
Most of the time, VMware operates smoothly without requiring support.
Senior System Administrator at Interactive Group
 

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
7.7
VMware vSphere Foundation is scalable, supports third-party integration, but users note potential limitations in specific configurations.
Familiarity with Linux can enhance its performance and usability.
Solutions Manager at ICSI
Citrix XenServer is definitely scalable enough.
ICT Diensthoofd - Head of ICT at Azwest
The return on investment is high because we can maximize the use of one server for multiple workloads.
Enterprise Virtualization Manager at a financial services firm with 10,001+ employees
It's straightforward to procure additional licenses, install them on the host and add them to the same cluster.
Technology Solution Consultant at DWP Technologies
You can simply add more hosts to your VMware stack seamlessly, scaling up vertically or horizontally.
Senior System Administrator at Interactive Group
 

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
7.5
VMware vSphere Foundation is reliable, minimally managed, requires updates, effectively monitors performance, and is highly praised for stability.
It runs very stably.
ICT Diensthoofd - Head of ICT at Azwest
I haven't had any significant issues with Citrix XenServer installations over the last 10-15 years.
Owner at AvalisNT AG
Stability is optimal.
Enterprise Virtualization Manager at a financial services firm with 10,001+ employees
Frequent updates are required due to constant security challenges and attacks.
Solutions Manager at ICSI
It is a standard tool and is considered very stable.
Quality Engineer at KML
 

Room For Improvement

Citrix XenServer requires better backup, Linux support, network management, third-party integration, and user interface modernization to enhance usability.
VMware vSphere faces issues with access, pricing, language support, and multi-cloud management following Broadcom's merger, requiring better solutions.
Although the product is technically competitive, it is not widely known or used due to poor marketing.
Virtualization Architect & Managing Owner at AnyThin', Jerzy Fronczak
Citrix needs to improve the hypervisor, specifically in security and performance.
Solutions Manager at ICSI
We can implement high availability and live migration with pools, along with security and backup to enable role-based access control for safer management.
Citrix Specialist at a tech vendor with 10,001+ employees
I highly recommend that continuous support for perpetual licenses be provided.
Cloud Infrastructure Engineer at Safaricom Ethiopia plc
VMware needs to improve cost efficiency, especially in Pakistan, as customers often seek more affordable solutions.
Technology Solution Consultant at DWP Technologies
Recently, VMware shifted its licensing models, and they should streamline it.
Senior System Administrator at Interactive Group
 

Setup Cost

Citrix XenServer is a cost-effective virtualization solution with free basic features, but commercial support and scaling increase costs.
VMware vSphere costs, especially post-merger, are high, leading organizations to consider open-source alternatives for cost-effectiveness.
It is cheaper compared to its competitors.
Solutions Manager at ICSI
Organizations save substantial money because competing solutions, such as VMware, cost double or triple.
Co-Founder at Virajo
The pricing and licensing policy of Citrix XenServer is not transparent and quite confusing.
Virtualization Architect & Managing Owner at AnyThin', Jerzy Fronczak
It's expensive, however, the stability it offers is optimal.
Enterprise Virtualization Manager at a financial services firm with 10,001+ employees
In Brazil, we are increasingly using open-source alternatives like Proxmox due to their lower prices in comparison.
Product Manager at MSiT Technology
During one project, the price doubled or even tripled before implementation, causing issues with clients.
Cloud Infrastructure Engineer at Safaricom Ethiopia plc
 

Valuable Features

Citrix XenServer offers cost-effective virtualization with high availability, ease of deployment, robust security, and scalability for small to medium businesses.
VMware vSphere Foundation provides scalable virtualization, efficient management, robust security, and facilitates seamless cloud integration with high availability.
The benefits from using Citrix include increased productivity, as users don't have to search for what they need to open.
ICT Diensthoofd - Head of ICT at Azwest
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.
Citrix Specialist at a tech vendor with 10,001+ employees
It provides secure access to applications and resources, which is crucial for us and our clients.
Virtualization Architect & Managing Owner at AnyThin', Jerzy Fronczak
vSphere Foundation is valuable due to its scalability, reliability, and ease of management.
Technology Solution Consultant at DWP Technologies
VMware provides the tools needed to move environments between private and public clouds seamlessly.
Product Manager at MSiT Technology
The virtual stack of vCenter, its distributed resources system, high availability engines, and the ability to move VM workloads from one host to another are outstanding.
Senior System Administrator at Interactive Group
 

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
VMware vSphere Foundation
Ranking in Server Virtualization Software
12th
Average Rating
8.6
Reviews Sentiment
6.2
Number of Reviews
15
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of January 2026, in the Server Virtualization Software category, the mindshare of Citrix XenServer is 4.6%, down from 5.0% compared to the previous year. The mindshare of VMware vSphere Foundation is 0.6%, up from 0.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Server Virtualization Software Market Share Distribution
ProductMarket Share (%)
Citrix XenServer4.6%
VMware vSphere Foundation0.6%
Other94.8%
Server Virtualization Software
 

Featured Reviews

SP
Citrix Specialist at a tech vendor with 10,001+ employees
Support team resolves issues quickly and receives positive feedback
We can improve Citrix XenServer Performance Management in the server base by enabling CPU virtualization extensions such as Intel VT or AMD-V. We can use Paravirtualization (PV) drivers to enhance network performance. We can implement dedicated storage not shared with other applications and use thin provisioning for more efficient storage usage. Regular updates should be given to patches and hotfixes. XenCenter or web-based solutions provide better control and monitoring, which is useful for automatic tasks with PowerShell scripts. We can implement high availability and live migration with pools, along with security and backup to enable role-based access control for safer management. We can schedule VM snapshots and use VM export for backup and recovery. While Citrix Hypervisor remains a reliable virtualization platform, several areas could be improved to better meet enterprise needs. The user interface, though functional, lacks a more modern web-based experience compared to tools such as Proxmox VE or VMware vSphere. A more responsive browser-accessible interface would simplify management, especially for remote administrators. Citrix Cloud needs improved support for containerization technologies such as Docker and Kubernetes, which are essential in today's hybrid cloud environments. Backup and disaster recovery features are somewhat limited, often requiring third-party tools. Better built-in snapshot management and cloud integration would enhance usability. Community support and documentation have fallen behind compared to open-source projects such as Proxmox. More transparent development and a stronger ecosystem would greatly benefit users. The streaming licensing and feature access make Citrix Hypervisor more competitive in a growing market of free and open-source hypervisors.
RB
CIO and Chief Digital Officer at Reliance Industries Ltd
Hybrid cloud integration provides seamless management while multiple cloud optimization is needed
I have concerns regarding VMware's strategy, particularly about how it manages multiple cloud environments since clients and my company need to navigate multiple clouds. The ability to manage all these environments through a single management interface has become increasingly important. Additionally, companies often arbitrage between different cloud environments, which means we need to optimize workloads based on varying computational abilities and cost points—something I haven't seen fully addressed in your product yet, but which I believe will be necessary. When discussing improvements for VMware vSphere Foundation, many people bring up cost as an issue, but I don't consider that to be the main concern. A key aspect to consider is that we often lack a comprehensive understanding of all the moving parts related to how the product evolves. The conversation we've had illustrates that we may not fully recognize or appreciate all the new features and updates being rolled out.
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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
Computer Software Company
12%
Financial Services Firm
9%
Manufacturing Company
8%
Educational Organization
7%
No data available
 

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 Business3
Midsize Enterprise3
Large Enterprise9
 

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.
What is your experience regarding pricing and costs for VMware vSphere Foundation?
I don't know the exact pricing for the VMware vSphere Foundation, but I think the last license model to upgrade is three or four times more expensive.
What needs improvement with VMware vSphere Foundation?
It is not the best because something is bothering me and could be enhanced. I want to discuss disadvantages because I have covered some positive things. There are potential areas that could be better.
 

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.
Information Not Available
Find out what your peers are saying about Citrix XenServer vs. VMware vSphere Foundation and other solutions. Updated: December 2025.
881,082 professionals have used our research since 2012.