MPG calculators

[Frank Lee]

Originally Posted by Old Tele man

...second, we also don't know what the actual Driveline Horsepower (HP) losses are; although the commonly used values of 10-15% for manual transmission and 15%-20% for automatics is pretty close; with FWD being slightly worse than RWD.

I don't think the driveline losses are quite that bad. But FWD is BETTER than RWD as hypoid gears- as found in rear axles- have a bigger sliding component to the gear mesh vs FWD diff gears.