8:Compact SUV: Toyota RAV4 Hybrid:

If you don’t know about axle ratio then get yourself an education in it because your fuel-efficient car will depend a lot on this number which usually should be around 3:1 or lower. For this model it has an axle ratio of 3:9 which is a pretty good number along with having 6 speed automatic transmissions the Toyota RAV4 has a combined city/highway mpg of 40 miles per gallon and comes with 4 doors, 176 horsepower and a 2.5 liter 4 cylinder engines. The car is beautiful on the outside and gives a smooth ride from the inside.