KVM vs Nutanix AHV Virtualization comparison

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KVM Logo
Read 39 KVM reviews
33,024 views|24,970 comparisons
90% willing to recommend
Nutanix Logo
16,600 views|10,202 comparisons
94% willing to recommend
Comparison Buyer's Guide
Executive Summary
Updated on Aug 28, 2022

We performed a comparison between KVM and Nutanix AHV based on our users’ reviews in four categories. After reading all of the collected data, you can find our conclusion below

  • Ease of Deployment: Users of both KVM and Nutanix AHV report that their initial setup and deployment is straightforward and fast.

  • Features: KVM users say that the solution’s user-interface makes management easy and has many CLI options but that it lacks high availability across clusters. Nutanix AHV reviewers say it is stable, scalable, and provides good virtual machine backups. Some users note that the solution uses a lot of storage.

  • Pricing: KVM and Nutanix AHV are both open-source solutions and are therefore free of charge.

  • Service and Support: Since KVM and Nutanix AHV are free products, they do not offer customer support. There are several companies that offer paid support for these platforms.

Comparison Results: KVM has a slight edge in this comparison. It received higher marks for its user interface than Nutanix AHV did.

To learn more, read our detailed KVM vs. Nutanix AHV Virtualization Report (Updated: May 2024).
771,212 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"The most helpful aspect of KVM is the fact that the interface is so minimal. It includes just what you need to set up the VMs and manage them, and it's very simple to do so.""I think nine out of the ten supercomputers in the world use Linux KVM, so I think that attests to the fact that it is a scalable product.""I like that this is an open-source solution. It is very powerful, and it's easy.""There is a strong emphasis on availability, and they have numerous API interfaces for distributed storage and the solution is quite known for its openness.""The most valuable feature is hypervisor. I can host at the same time different operating systems in Linux Windows.""The most valuable feature of KVM is its stability.""I have found KVM to be scalable.""It is easy to use, stable, and flexible. It is a pretty mature product, and it is faster than VirtualBox."

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"In terms of features, Acropolis is a good virtualization manager and that it is on-premise. I use almost every technology they provide.""The most valuable feature of Nutanix AHV is that it can be managed through Hyper-V, which is Microsoft's hypervisor, VMware, and Citrix XenServer.""It is the simple non-consideration we get with this product that's great. It just works.""The dashboard of the solution is one of its strongest points.""The solution is stable.""The most valuable part of Nutanix is its centralized management of everything.""The initial setup of Nutanix AHV Virtualization is straightforward.""Nutanix AHV virtualization requires little disk size for a huge number of servers. We can do everything from a single dashboard, monitoring performance, and single-task boxes."

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Cons
"I believe KVM offers a unified answer, while ProxMark addresses orchestration. KVM lacks orchestration. If the aim is to centrally oversee multiple KVMs – let's say to freeze them – a centralized management solution is absent.""The initial setup of this solution is more difficult than some of the competing products and it could be improved.""Monitoring and resolution could be improved.""The only negative aspect of needing hardware support is a fully functional KVM can be dropped. It would be nice if the support for other platforms, like ARM or Risk, were as good as the x86 one. However, with the democratization of Chromebooks based on these chips and mobile devices, it will not take long for that to happen.""The stability of this solution is less than other products in the same category.""The product must provide better performance monitoring features.""The KVM tech support is really bad. They are not very responsive.""The main drawback in the solution is probably disaster recovery."

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"If we have to opt for a high level of capacity planning and need more analytics—like deciding on new purchases or budgeting, or if we need additional resources in the near future—we need to pay for Prism Central. I would suggest that Nutanix improve a bit on the analytics part of Prism Element so we can calculate those kinds of things within that flavor.""The solution could improve the call logging system to HPE, it is a bit tedious.""Lacks integration with the cloud or other solutions.""Honestly, there's a lot to work on the product, especially for someone like me who has worked on VMware. VMware offers a significant level of customization when configuring virtual machines, and that level of detail is not as pronounced on Nutanix AHV Virtualization.""Some companies do not support AHV.""It should focus on providing more detailed and helpful error messages. One area we'd like to see enhanced is better support for guest VMs, especially in a heterogeneous environment.""I haven't come across any limitations. Nutanix doesn't support externally attached storage through Fibre Channel. However, Nutanix doesn't support Fibre Channel connectivity. This, in my opinion, is a weakness of Nutanix. For instance, it does not support Cyber Talent. To clarify, you cannot connect external Fibre Channel storage or NAS storage resources with Nutanix. However, VMware vSAN supports such solutions.""To face no complications in our company, we had to switch off virtual machines one after the other before heading to Nutanix platform and going to edge services to switch off and turn off everything, making it a challenging process for me."

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Pricing and Cost Advice
  • "​It is free and can be run from your laptop, if needed, unlike VMware.​"
  • "It is cheaper than other competitors like VMware or Hyper-V."
  • "It is cheaper than other solutions out there on the market."
  • "This solution came with the Linux license."
  • "This solution is an open-source, free platform with paid support."
  • "It is free for everyone."
  • "The price is fair compared to others. But in our local market, it's a problem to get budget approval from management. That's why they are trying to get those products so we can give them the price benefit. But if you consider the international market or other products, it's sometimes better than their price."
  • "We had some problems with the licensing."
  • More KVM Pricing and Cost Advice →

  • "The most valuable feature of this solution is that there is no licensing fee."
  • "AHV is free, it's an open-source solution."
  • "Some of the features required additional licenses."
  • "We don't have to pay extra for Acropolis because it is built into Nutanix."
  • "The price of the solution is fair and if you want support there are additional fees."
  • "The price of the solution can always be lower. However, the price of the solution is reasonable."
  • "Nutanix AHV is free."
  • "The price of Nutanix AHV is reasonable."
  • More Nutanix AHV Virtualization Pricing and Cost Advice →

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    Questions from the Community
    Top Answer: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… more »
    Top Answer: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… more »
    Top Answer: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.
    Top Answer:To understand which is better - Nutanix AHV or VMware vSphere - you need to do a product comparison. Both products support hypervisors. However, Nutanix supports some of the most popular ones and more… more »
    Top Answer:Integration is the most valuable feature of the product.
    Top Answer:The solution’s pricing is relatively fair. It could be improved, though.
    Ranking
    Views
    33,024
    Comparisons
    24,970
    Reviews
    15
    Average Words per Review
    450
    Rating
    8.2
    Views
    16,600
    Comparisons
    10,202
    Reviews
    21
    Average Words per Review
    567
    Rating
    8.6
    Comparisons
    Learn More
    KVM
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    Overview

    KVM stands for Kernel-based Virtual Machine, which is an open-source virtualization technology that is embedded in Linux. KVM allows users to seamlessly transform their Linux system into a hypervisor that, in turn, will enable a host machine to run numerous, isolated virtual environments or virtual machines (VMs).

    KVM is part of Linux. Users with Linux 2.6.20 or newer already have KVM. As KVM is already a component of the current Linux code, it automatically improves with every new Linux fix, feature, or upgrade. So KVM users are always current and up to date.

    KVM automatically transforms Linux to a type -1 (bare-metal) hypervisor. All hypervisors need operating system components, such as a process scheduler, I/O stack, device drivers, memory manager, and more, to run a VM. KVM already has these components embedded, as it is part of the Linux kernel. Each VM is generated as a basic Linux proces,s which is maintained by the standard Linux scheduler, with dedicated hardware such as a graphics adapter, memory, disks, network card, and CPUs.

    KVM Key Features:

    KVM has many valuable key features. Some of its most useful features include:

    • Storage: KVM has the ability to use any storage protocol supported by Linux, including network-attached storage (NAS) and some local disks. Multipath I/O can be utilized to provide redundancy and improve storage. Disk images use thin provisioning, ensuring storage is used on demand. KVM is also able to use shared file systems, enabling VM images to be shared on multiple hosts.
    • Hardware: KVM is able to use a vast number of Linux-certified supported hardware platforms. As hardware vendors routinely contribute to kernel improvement, the most up-to-date hardware features are generally quickly added to the Linux kernel.
    • Memory: KVM effectively utilizes the memory management features of Linux, such as kernel same-page emerging and non-uniform memory access. The memory of a VM can easily be switched, supported by large volumes for improved performance, then backed by a disk file or shared.
    • Migration: KVM actively supports live migration so users have the ability to move any running VM between physical hosts with no downtime.
    • Security: KVM uses a blend of secure virtualization (SVirt) and security-enhanced Linux (SELinux) for improved VM security and isolation. SELinux determines security boundaries surrounding VMs. sVirt expands SELinux’s processes, permitting Mandatory Access Control (MAC) security to be used for guest VMs and preventing any manual labeling issues.

    Reviews from Real Users

    “The most helpful aspect of KVM is the fact that the interface is so minimal. It includes just what you need to set up the VMs and manage them, and it's very simple to do so. KVM, as a native virtualization solution, is a complete and fully adequate system for small businesses that need to reduce costs, and also to make maintenance easier. “ - Georges E., Business Engineer and Consultant at All-Tech

    “The most valuable feature of KVM is the hypervisor environment and how we can configure it with ease. Additionally, the interface is intuitive.” Sonu S., Senior Solution Architect at Micro Focus

    Nutanix AHV is a secure, enterprise-grade solution for intuitive virtualization and container management. It streamlines operations and simplifies management for all your workloads and environments.
    Sample Customers
    MediaWiki, Wikimedia Foundation, Wikipedia, Wikivoyage, Wikidata, Wikiversity, Commons
    JetBlue, International Speedway Corporation, SAIC Volkswagen
    Top Industries
    REVIEWERS
    Computer Software Company25%
    Aerospace/Defense Firm13%
    Financial Services Firm13%
    Manufacturing Company13%
    VISITORS READING REVIEWS
    Computer Software Company16%
    Comms Service Provider10%
    Financial Services Firm8%
    Government8%
    REVIEWERS
    Computer Software Company29%
    Financial Services Firm25%
    Educational Organization8%
    Retailer8%
    VISITORS READING REVIEWS
    Educational Organization27%
    Computer Software Company15%
    Financial Services Firm7%
    Manufacturing Company6%
    Company Size
    REVIEWERS
    Small Business54%
    Midsize Enterprise15%
    Large Enterprise32%
    VISITORS READING REVIEWS
    Small Business26%
    Midsize Enterprise18%
    Large Enterprise56%
    REVIEWERS
    Small Business31%
    Midsize Enterprise29%
    Large Enterprise41%
    VISITORS READING REVIEWS
    Small Business19%
    Midsize Enterprise37%
    Large Enterprise44%
    Buyer's Guide
    KVM vs. Nutanix AHV Virtualization
    May 2024
    Find out what your peers are saying about KVM vs. Nutanix AHV Virtualization and other solutions. Updated: May 2024.
    771,212 professionals have used our research since 2012.

    KVM is ranked 4th in Server Virtualization Software with 39 reviews while Nutanix AHV Virtualization is ranked 6th in Server Virtualization Software with 46 reviews. KVM is rated 8.0, while Nutanix AHV Virtualization is rated 8.6. The top reviewer of KVM writes "Delivers good performance because of kernel-based virtualization". On the other hand, the top reviewer of Nutanix AHV Virtualization writes "Lightweight, integrates well, and the technical support is responsive". KVM is most compared with Proxmox VE, Oracle VM VirtualBox, Hyper-V, VMware vSphere and RHEV, whereas Nutanix AHV Virtualization is most compared with Proxmox VE, Hyper-V, VMware vSphere, Citrix Hypervisor and RHEV. See our KVM vs. Nutanix AHV Virtualization report.

    See our list of best Server Virtualization Software vendors.

    We monitor all Server Virtualization Software reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.