Then something is wrong with your iPhone. Many news sources[1] say the Droid X2 lasts literally hours (5 in this test), due to the multi-core processor.
1. http://www.laptopmag.com/review/cell-phones/motorola-droid-x...
1. http://www.laptopmag.com/review/cell-phones/motorola-droid-x...
Games or heavy wifi browsing can easily eat into your battery life in several hours, regardless of the phone.
and one important thing in the next line: and 5:39 for the average smartphone.
So it's pretty much in line with what the parent posted...