Best Cars Under 20k 2024. Here are our 10 coolest cars under $20,000, according to kbb fair purchase price. See how we rank these cars

If you’re on the hunt for the best cars with good gas mileage under 20k, you’ve come to. The 2018 honda civic (coupe) is the best used sedan under $20k with a rating of 9.4 and a used car price of $19,312.