Question: what are the best used small cars to buy?
Answer: Toyota Corolla. You can't go wrong with a properly cared-for Toyota Corolla as a used car that needs very little gas, is easy to drive and won't likely give you any stress. ... 
Honda Civic. See above. ... 
Nissan Micra. ... 
Hyundai Genesis Coupe. ... 
Chevrolet Sonic. ... 
Kia Rio. ... 
Mitsubishi Lancer or RVR.