What does the iPhone 3G have that the iPhone doesn't?

Answer:
The iPhone 3G:
has App Store
better battery
better quality
more features
different size and weight.

iPhone 3G can support GSM, WCDMA, UMTS.
First answer by Maddib01. Last edit by Toponsjames. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 3 [recommend question].