The design remains the same whether its black or white version. New in this new device are inside.
So now we find a A5 dual-core processor. The new chip allows a faster system than his predecessor. The battery has been optimized to compensate for the loss of autonomy due to the increase in power. The capacity has also been revised upwards: the iPhone 4S is available in 16, 32 or 64 GB.
The camera has also been improved and now has an 8 mega-pixel sensor that promises a better white balance. For video, the iPhone 4S will film in 1080p.
The latest major innovation is a new software dedicated to the latest model of Cupertino firm: a personal assistant named Siri. Siri is a voice recognition system that will transform your phone into a assistant able to record your appointments, send email or SMS, set your alarm clocks and much more simply by talking.
I leave you discover the Siri skills in this video.