My old '91 Geo Metro 5-speed got 34mpg when I drove it like a lead-footed maniac with a death wish (AC on).
At 55mph with the police following me it got 50mpg (AC off).
It would get 40mpg at 80mph (AC off).
The AC dropped the mileage 5mpg.
A nice little go-cart.

Steelheart- '03 Speedmaster Black/Yellow The Hayabusa Killa 16" Shorties/140 mains/Airbox drilled Procom CDI "There is no cure for Celibacy. But we can treat the symptoms."