It is usual that people use "I prefer something than some other thing", but it is wrong.
WRONG: I prefer coffee than tea
CORRECT: I prefer coffee to tea
3 blog comments below
But do you enjoy drinking coffee, more than you enjoy drinking tea?
Shewolf on Wed Sep 12, 2007 10:08 am
Well, it was an example. But I do prefer coffee to tea
kv on Wed Sep 12, 2007 10:10 am
I think it comes from people saying that they like something more than something else.
mathiaus on Wed Sep 12, 2007 2:34 pm