To talk to Siri, press and hold the home button or raise the phone to your ear and speak.
So here's the benchmark results, iPhone 4S score a total of 2222.1ms and a BrowserMark score of 89567. While the BrowserMark score for an iPhone 4 running iOS 5 is 44856, this means that iPhone 4S is twice as fast in the browser than iPhone 4.
We've also brought an High Resolution 3264 x 2448 pixels Image that was taken from an iPhone 4S, this image has also been posted by Appvv. The Image which you see below has got very clarity.
|Click to See the High resolution Image|