Originally Posted by
rabidsquirrel
I would be more concerned with replacement parts costs vs. fuel costs.
Other have said as much, but I'll restate it, the fuel cost difference between the two are likely to be insignificant when compared to other operational expense differences between the two classes.
Yup... tires... broken a arms... tires... rebuilding shocks... tires... other parts that wear out... tires...
Did I mention tires?