Quad HD, often abbreviated as QHD, refers to a display resolution of 2560 x 1440 pixels. This resolution is four times that of standard HD (720p) and offers a sharper and clearer image quality. It is commonly used in high-end smartphones, monitors, and televisions, providing a more detailed viewing experience for users. The term "Quad" signifies that the resolution is four times that of 720p, making it ideal for gaming and multimedia applications. Many devices featuring Quad HD displays are favored by professionals and enthusiasts who require high visual fidelity for tasks such as graphic design and video editing.