The Mi Band 7 has a 1.62-inch AMOLED display with a 192 x 490-pixel resolution, 326 PPI pixel density, and 500nits of peak brightness. The device has an Always-On display feature and also features dynamic Mars wallpaper like the one available on MIUI 13. The Band 7 comes with a large 180mAh battery capable of up to 15 hours of use on a single charge. The smart band is claimed to last around 9 days with heavy usage. It uses a magnetic charger like its predecessors.