Apple has published a nice comparison chart to show the difference in hardware specifications between the three iPhone models. So if you’re currently using an iPhone 4 or iPhone 3GS and wondering if you should upgrade to iPhone 4S, then checkout the comparison chart below.
Please click on the images below to see large version of the image, which is more readable.
The new iPhone pricing is as follows: iPhone 4S 16GB/32GB/64GB will be available for $199/$299/$399, followed by iPhone 4 8GB, which will be available for $99 and iPhone 3GS 8GB for free, with a two-year contract.
Planning to upgrade? Let us know in the comments.