[Trapped inside the Statue of Liberty.]
Cyclops: Storm, fry him!
Magneto: Oh yes! A bolt of lightening into a huge copper conductor. I thought you lived at a school?
When Wolverine crashes into the tree knocked over by Sabertooth, notice that the entire front of the truck gets completely folded up and the windshield breaks into a thousand pieces. In the next frame, Wolverine gets thrown through the unbroken windshield and the front of the truck is practically undamaged...
During the last half hour of the movie, when the four X-Men are leaving in the jet, Logan says, "You actually go outside in these things?" to which Cyclops replies, "Well, what would you prefer, yellow spandex?" In the comics, Logan's outfit is yellow spandex.