# Microsoft Copilot vs Muse: UI comparison

- Week: week of October 19, 2026 (2026-10-19)
- Page: https://ai-portal-library.dev/compare/copilot-vs-muse
- Open in Compare: https://ai-portal-library.dev/#compare?view=table&mode=portals&week=2026-10-19&portals=copilot,muse&device=desktop

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

## Differences

- Microsoft Copilot shows 14 menu items; Muse shows 9.
- Microsoft Copilot's message box covers more of the screen than Muse's (4.5% vs 3.3%).
- Microsoft Copilot shows more clickable items than Muse (~23 vs ~12).
- Microsoft Copilot's sidebar is wider than Muse's (20% vs 6% of the screen width).
- Microsoft Copilot uses 3 text sizes; Muse uses 1.
- Microsoft Copilot's message box sits in the middle third of the screen, Muse's in the bottom third.

## Similarities

- Neither shows a note about the AI's limits.
- Both were captured in dark mode.

## Latest menu changes

### Microsoft Copilot

No menu changes have been recorded for Microsoft Copilot yet.

### Muse

No menu changes have been recorded for Muse yet.

## Portal pages

- Microsoft Copilot: https://ai-portal-library.dev/portals/copilot
- Muse: https://ai-portal-library.dev/portals/muse

## Screenshots

- Microsoft Copilot, desktop: https://ai-portal-library.dev/img/shots/2026-10-19/copilot.local.png?v=1792783855518
- Muse, desktop: https://ai-portal-library.dev/img/shots/2026-10-19/muse.local.png?v=1792784053402