Apple iPhone 4S comes with a 3.50-inch touchscreen display with a resolution of 640 pixels by 960 pixels at a PPI of 326 pixels per inch.
The Apple iPhone 4S is powered by 800 MHz dual-core processor and it comes with 512MB of RAM. The phone packs 16GB of internal storage that cannot be expanded. As far as the cameras are concerned, the Apple iPhone 4S packs an 8-megapixel primary camera on the rear and a 0.3-megapixel front shooter for selfies.
The Apple iPhone 4S runs iOS 6.1.3 and is powered by a 1430mAh non-removable battery. It measures 115.20 x 58.66 x 9.30 (height x width x thickness) and weighs 140.00 grams.
The Apple iPhone 4S is a single SIM (GSM) smartphone that accepts a Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, and 3G. Sensors on the phone include Compass/ Magnetometer, Proximity sensor, Accelerometer, Ambient light sensor and Gyroscope.