Verified answer

diesels typically gets better gas mileage, but its hell of a lot more expensive in the states. Diesels are a little less ozone friendly than gas and diesel fuel is not at every gas station.

Diesel. More dependable. Travels longer with better fuel efficiency. Tows, or pulls more weight since it has lots of torque.

Petrol has more HP with torque, so they are faster. Petrol is cheaper.