iPhone 6 Plus - with Retina display HD. Scaling factor is 3 and the image is afterwards downscaled from rendered 2208 × 1242 pixels to 1920 × 1080 pixels. The downscaling ratio is 1920 / 2208 = 1080 / 1242 = 20 / 23. That means every 23 pixels from the original render have to be mapped to 20 physical pixels.Screen resolution and pixel density remain the same, so you still have a 4.7-inch 1,334-by-750 Retina HD panel (326ppi) for the 7 and a 5.5-inch 1,920-by-1,080 Retina display (401ppi) on the 7 Plus.
The ratio between the long and the short side of the display. 1.779:1: Resolution. The display resolution shows the number of pixels on the horizontal and vertical side of the screen. The higher the resolution is, the greater the detail of the displayed content. 750 x 1334 pixels: Pixel densityiPhone 7: iPhone 7 Plus: Screen size: 4.7in: 5.5in: Screen resolution and pixel density: 750 x 1334, 326 per inch: 1080 x 1920, 401 per inch: Size: 138.3 x 67.1 x 7.1mm
Available in 6.1-inch and 6.7-inch display sizes, 1 iPhone 15 and iPhone 15 Plus feature the Dynamic Island, an innovative way to interact with important alerts and Live Activities. The elegant experience fluidly expands and adapts so users can see the next direction in Maps; easily control music; and, with third-party app integrations, get
iPhone 15 Plus: 6.7-inch OLED display; 2796 x 1290 pixels resolution; 460 pixels per inch Size (L x W x H) and weight: iPhone 15: 147.6mm x 71.6mm x 7.80mm; 171 grams (6.02 Oz) .