3" screen. But I will really have to get something shortly, because the common screen just makes my automobile glance old, While the Coho one built the car feel and look newer. really certain I can live with no Mazda https://www.caraudiocoho.com/products/for-mazda-6-2020-2024-moveable-knob-of-joystick-car-radio-multimedia-player-9-screen-android-12-1280720-octa-core-4-64g-andriod-system-uis-8581a