I have the MacBook Air M3, and getting a proper desk setup working took me longer than it should have. When I bought it, I assumed two monitors would just work the same way they do on other laptops. They don’t — not quite. The M3 Air has a specific set of rules around external displays that most dock listings and quick-start guides completely gloss over. I ran into the second-monitor problem pretty early on, spent a frustrating afternoon trying to figure out why my setup wasn’t working, and eventually found the clamshell solution that changed everything.

This guide covers every dock worth considering — from the budget tier to the premium shelf — with complete specs, scenario guides, known issues, and honest assessments of what each dock does and doesn’t deliver on the M4 Air specifically.