Display
The Idol 4 sports a 5.2-inch IPS LCD display, boasting a full HD resolution of 1080 x 1920 pixels. The screen offers vibrant colors and sharp clarity, with a pixel density of approximately 424 ppi. The screen-to-body ratio of around 69.9% is decent for its time, providing a good amount of usable screen space without making the device too cumbersome to handle.