India, Jan. 2 -- OLED laptops stand out the moment users switch them on. Each pixel lights up on its own and can also turn off fully, which allows the screen to show true black areas and clear text. This design also helps display colours more accurately when users watch videos, view photos, or read documents.

However, OLED screens place a heavier load on a laptop battery than many users expect. In daily use and long-term testing, OLED laptops often deliver less battery time than models with LCD screens. OLED panels also face a risk of burn-in, where fixed icons or images leave faint marks on the display over time.

Understanding how OLED screens work helps users manage these issues. Unlike LCD panels that rely on a constant backlight, OL...