Question: what are the best used luxury cars to buy?
Answer: 2015 Lexus GS. If you're looking for the best used luxury cars to buy, the Lexus brand is a great place to start. ... 
2015 Buick LaCrosse. ... 
2014 Mercedes-Benz E-Class. ... 
2016 BMW 7 Series. ... 
2017 Audi A4. ... 
2016 Lincoln MKZ. ... 
2015 Infiniti Q70. ... 
2015 Porsche Panamera.