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Head-to-head · Server Operating System

Ubuntu Server vs Debian

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Ubuntu Server #1 in Server Operating System 9.4/10 Free plan · 30-day trial Free planFree trial✓ 0 of 4 features Visit Ubuntu Server
Debian #2 in Server Operating System 9.3/10 Free plan Free plan✓ 0 of 4 features Visit Debian

Ubuntu Server leads on 0 checks, Debian on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreUbuntu Server · 9.4/10
  • Free planboth
  • Free trialonly Ubuntu Server

Ubuntu Server scores higher on our rubric for server operating system: 9.4 against 9.3 out of 10; our editors rank them #1 and #2.

Ubuntu Server is the better fit for broad server deployments needing low-cost enterprise Linux. Debian is the better fit for stable, broadly compatible general-purpose servers.

  • Ubuntu Server fits best

    Broad server deployments needing low-cost enterprise Linux

  • Debian fits best

    Stable, broadly compatible general-purpose servers

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Side by side

Feature Ubuntu Server 9.4/10 Visit ↗ Debian 9.3/10 Visit ↗
At a glance
Editor score 9.4 9.3
Ranking #1 in Server Operating System #2 in Server Operating System
Best for Broad server deployments needing low-cost enterprise Linux Stable, broadly compatible general-purpose servers
Pricing model Free plan + paid Free
Starting price $25/device/yr Free plan
Free plan ✓ ✓
Free trial 30 days —
Deployment Self-hosted, Cloud Cloud, Self-hosted
Platforms Linux Linux
Support Docs, Community · 24/7 Docs, Community
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Ubuntu Server 0/4 · Debian 0/4
Long-term support Not checked yet Not checked yet
Live kernel patching Not checked yet Not checked yet
Container tooling Not checked yet Not checked yet
Commercial support Not checked yet Not checked yet
Specs
License model Not checked yet Not checked yet
Architecture support Not checked yet Not checked yet
Management interface Not checked yet Not checked yet
Our review
Pros
  • Free LTS releases include five years of standard security maintenance.
  • Supports six architectures and physical, virtual, cloud and edge deployments.
  • Pro adds Landscape management, Livepatch and wider package security maintenance.
  • Free, open-source system with more than 70,000 software packages
  • APT handles package installation, removal and distribution upgrades
  • Images support physical systems, OpenStack, QEMU, EC2 and Azure
Cons
  • Standard LTS security maintenance lasts five years without Ubuntu Pro.
  • Ubuntu Pro Server with unlimited VMs costs $500 per machine per year.
  • Landscape and Livepatch are part of the Pro offering, not the free OS.
  • Support is provided through documentation and community channels
  • No AI features are included
  • 32-bit i386 support is limited to co-architecture use on amd64
Our verdict

Ubuntu Server is an open-source Linux operating system for running workloads on physical servers, virtual machines, cloud instances and IoT or edge devices. Its deployment options include a server ISO and cloud images, and it supports…

Read the review →

Debian is a free, open-source operating system from the Debian Project for general-purpose servers, personal computers and cloud environments. Systems use the Linux or FreeBSD kernel, include system utilities and access to more than 70,000…

Read the review →
  1. Ubuntu ServerServer Operating System 9.4Free plan · 30-day trial
  2. DebianServer Operating System 9.3Free plan

Strengths and trade-offs

  • Ubuntu Server — where it wins

    • Free LTS releases include five years of standard security maintenance.
    • Supports six architectures and physical, virtual, cloud and edge deployments.
    • Pro adds Landscape management, Livepatch and wider package security maintenance.

    Where it doesn't

    • Standard LTS security maintenance lasts five years without Ubuntu Pro.
    • Ubuntu Pro Server with unlimited VMs costs $500 per machine per year.
    • Landscape and Livepatch are part of the Pro offering, not the free OS.

  • Debian — where it wins

    • Free, open-source system with more than 70,000 software packages
    • APT handles package installation, removal and distribution upgrades
    • Images support physical systems, OpenStack, QEMU, EC2 and Azure

    Where it doesn't

    • Support is provided through documentation and community channels
    • No AI features are included
    • 32-bit i386 support is limited to co-architecture use on amd64

More comparisons

All server operating system comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update