Measured diagonally, the screen size is 6.5″ in the full rectangle and 6.3″ accounting for the rounded corners. Actual viewable area is less due to the rounded corners and the camera hole. 1. In case the adaptive brightness is set ‘On’ in the setting. When the display is exposed to over 20,000 lux as recognised by the brightness sensor of the phone, such as under environments with lots of ambient light or direct sunlight, it may increase up to 800nits brightness. The brightness values measured by the sensor may differ depending on the angle of light. 2. Galaxy A52 5G (SM-A526)’s display received Eye Care Certification by SGS based on its ability to reduce the harmful effects of blue light. This certification can be found on https://www.sgs.com.