US Vehicle Sales by Fuel Economy: Cars, Trucks and SUVs

This data-file tabulates vehicle sales and fuel economy for different vehicle classes, to illustrate how vehicle purchasing decisions change under different oil price regimes.

As a general rule, real oil prices below $40/bbl have seen a -0.8% annual deterioration in the fuel economy of the aggregate US vehicle purchase, due to greater shares for SUVs and trucks.

Conversely, real oil prices above $80/bbl have seen a c2% annual improvement in fuel economy, as consumers preferred to purchase a greater share of more fuel-efficient sedans and other vehicles.