The iPhone 6S Plus has a 5.5-inch Retina screen with fingerprint sensor and is equipped with Apple's A9 processor that delivers up to 70% better CPU performance and up to 90% better GPU performance than its predecessor. In addition, the fingerprint sensor has become considerably faster and the camera has also received a substantial upgrade. The main camera now makes 12-megapixel photos and even films in crisp 4K. The front camera has 5 megapixels and uses the Retina screen as a flash for the most beautiful selfies. Completely new is the Live Photo function that lets you capture not only a photo, but also the moments before and after. Or 3D Touch that lets you control this iPhone in a completely new way. For example, click a photo softly for a preview and press it hard to view it fullscreen. The Apple iPhone 6s Plus runs on iOS 9