What is the iPhone 7 screen resolution / size?

Apple revealed several improvements to the iPhone 7 and iPhone 7 Plus screens. The size of the displays remain the same as current models.

iPhone 7: Retina HD 4.7-inch diagonal (1334 x 750 pixels at 326 ppi)
iPhone 7 Plus: Retina HD 5.5-inch diagonal (1920 x 1080 pixels at 401 ppi)

Both iPhone 7 models offer 625 cd/m2 maximum brightness (25% brighter than the iPhone 6s), a wide color gamut (P3) for more vibrant color reproduction, 3D Touch and a fingerprint-resistant oleophobic coating.