Hacker News

Favorites Setup
Comment by throwaway219450 | original | Oomwoo, an open-source robot vacuum you build yourself
[−]throwaway219450 · 2026-07-02 Thu 06:39 UTC · link
Being circular allows for zero clearance turns.

If you imagine a square robot traversing a wall and approaching a 90 degree inside corner, it can’t make the turn and would also be unable to make a perpendicular move to get more space.

That said Eufy, Makita and others make square-ish robots.