10 Surprisingly Fuel-efficient Vehicles Published on April 22, 2020 in Top 10 by Guillaume Rivard Photo: Sylvain Raymond 2020 Lexus UX 200With such a small footprint, you’d expect the Lexus UX 200 to be good on gas, but can you believe it rates at 7.2 L/100 km with a 168-horsepower engine? Credit goes to the CVT and FWD setup.