Display
The display of the Samsung A637 is typical of the era, featuring a 1.9-inch TFT screen capable of rendering 256K colors. With a resolution of 144 x 176 pixels and a pixel density of approximately 120 ppi, the display offers basic visual clarity for its time. Although the screen-to-body ratio is about 30.9%, it was considered adequate for simple tasks such as texting and making calls. Users could personalize their phone with downloadable wallpapers and ringtones, adding a touch of individuality.