In New York you shouldn’t wait in line so long to see same view.
We saw both. Not much of a difference, if you just want to see the skyline of New york. Top of the rock was many times faster and isn’t it nice to have Empire State building in your pictures? Think of that!
Did you know about this? The Empire State Building is a lightning rod for the surrounding area. It is struck by lightning an average of 23 times per year.
More Fun facts you can find here.
On the other hand, if you wish to see New york also in the night time – Empire statebuilding was ok for that (minus the long lines!) I have posted about night-skyline here.