When you compare a phone that come out in October 2011 (iPhone 4S) and 2013 (S4) your results will be rather obvious.
The iPhone 4S was released in Israel on December 16, 2011.
2011
Yes. There is a black and white model of the iPhone 4S.
iPhone 4s
October 2011
So far only the iPhone 4s has come out, so there is no comparison quite yet.
The iPhone 4S does not come with and included gel case. However, a variety of gel cases are available that fit iPhone 4/4s. Gel cases come in many colors and textures.
October 14, 2011
there a JailBreak for the iPhone 4s and below But Not iPhone 4S running 5.1 the Key is iPhone 4S running 5.1 has not been jail broken yet.
Yes, it comes with I think every model of an iPhone ever made. So an iPhone 4S, definitely!
The iPhone 3GS has been available in Europe since 2009. The iPhone 4S is also available in Europe, reaching the markets in 2011. And the iPhone 5 is rumored to be released by the end of 2012.