Comparison: Apple iPhone 4 and iPhone 4S Reviews
Apple finally released the anticipated iPhone on October 4th. But not the most anticipated iPhone 5. Yes, it is iPhone 4S which will be available on October 14th. Having a look at the iPhone 4S you can understand that the appearance of iPhone 4S remains similar to iPhone 4; the much raved predecessor. It is available in both black and white.
So if you are already an iPhone 4 user, would you upgrade it to iPhone 4S or not? In order to make a final decision, you’de better figure out the difference between iPhone 4 and iPhone 4S firstly. The following is a detailed comparison between iPhone 4 and iPhone 4S. Hope it will help you.

Conclusion: The major difference between iPhone 4 and 4S is the OS, processor, camera, bit a better battery life. You need to decide whether you want to upgrade your iPhone 4 to the 4S or just wait for the next iPhone 5.

