The occurrences of "like" and "as" make these similes, not metaphors!
New2grammar“I wonder what native speakers would use in the above methaphors similes.”
It depends entirely on the creativity of the native speaker!
You smell like New Jersey.
You are as clever as a door knob.
You are as fast as a speeding snail.
I hate you like a brother.
You are dirty as a chimney sweep.
And my personal favorite:
I'm as nervous as a long-tailed cat in a room full of rocking chairs.
CJ