AI Interface Library

Microsoft Copilot vs Kimi: UI comparison

Microsoft · Moonshot AI · week of October 19, 2026

How Microsoft Copilot (Microsoft) and Kimi (Moonshot AI) compare on a desktop screen in the week of October 19, 2026: 6 differences and 2 similarities, measured from each product's weekly screenshot.

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Microsoft Copilot UI screenshot, desktop, week of October 19, 2026
Microsoft Copilot · desktop · week of October 19, 2026
Kimi UI screenshot, desktop, week of October 19, 2026
Kimi · desktop · week of October 19, 2026

Differences

  • Microsoft Copilot shows 5 menu items outside the sidebar; Kimi shows 14.
  • Kimi's message box covers more of the screen than Microsoft Copilot's (8.6% vs 4.5%).
  • Microsoft Copilot shows more clickable items than Kimi (~23 vs ~18).
  • Microsoft Copilot's sidebar takes 20% of the screen width, Kimi shows no sidebar.
  • Microsoft Copilot uses 3 text sizes; Kimi uses 2.
  • Kimi shows a note about the AI's limits; Microsoft Copilot does not.

Similarities

  • Both were captured in dark mode.
  • Both message boxes sit in the middle third of the screen.

Latest menu changes

Microsoft Copilot

No menu changes have been recorded for Microsoft Copilot yet.

Kimi

Week of October 19, 2026, compared with the week of October 12, 2026:

  • A new 3D Make item appears in the input area.

Portal pages

How the analysis is made