1. The physical pixels that make up the actual display hardware of a device, as opposed to CSS pixels or logical pixels used in web design and software development
The smartphone has 1080 device pixels in width, but the browser may report a different CSS pixel width due to the device pixel ratio.
O smartphone tem 1080 pixels do dispositivo de largura, mas o navegador pode relatar uma largura em pixels CSS diferente devido à taxa de pixels do dispositivo.
2. In mobile development and web design, the actual physical dots of light on a screen that represent the smallest unit of display resolution
High-resolution displays have more device pixels packed into the same physical space, resulting in sharper images.
Os displays de alta resolução têm mais pixels do dispositivo empacotados no mesmo espaço físico, resultando em imagens mais nítidas.