Apple iPhone 6s smartphone was launched in September 2015. The phone comes with a 4.70-inch touchscreen display with a resolution of 750×1334 pixels at a pixel density of 326 pixels per inch (ppi) and an aspect ratio of 16:9. Apple iPhone 6s is powered by a 1.84GHz dual-core A9 processor. It comes with 2GB of RAM. The Apple iPhone 6s runs iOS 9 and is powered by a 1,715mAh non-removable battery. As far as the cameras are concerned, the Apple iPhone 6s on the rear packs a 12-megapixel camera with an f/2.2 aperture and a pixel size of 1.22-micron. The rear camera setup has phase detection autofocus. It sports a 5-megapixel camera on the front for v selfies, with an f/2.2 aperture. 

Camera: Selfie image quality: Still image quality using the front facing (selfie) camera. It is based on objective and subjective judgments of test images, which includes evaluating resolution, color accuracy, and visual noise in multiple lighting conditions.