Scotty Kilmer – I Ranked All Car Brands From Worst To Best. Worst car brands. Best car brands. Chevy, GM, Chrysler, Fiat, Honda, Toyota, Subaru, Mazda, Ford, I’ve finally ranked all the car companies. Worst cars to buy. Least reliable cars. Best cars to buy. Most reliable cars. Cars you should stay away from. Car brands to stay away from.