Some of the most popular luxury cars are the Mercedes-Benz S Class, the Audi A8 and the BMW 6 Series. Other popular luxury cars are the BMW 7 Series, the Lexus LS and the Jaguar XJ. There are many makes and models of luxury vehicles that vary in price range.
The most expensive luxury cars include the Lamborghini Veneno Roadster, the Bugatti Veyron 16.4 Grand Sport Vitesse and the Koenigsegg Agera S, according to Forbes. A luxury car is defined by more than size, price and features. The luxury designation also incorporates aspects of the overall experience of buying and owning the car.