I remember my univ. teacher of statistics: he once made a research on "the best predictor of the price" in cars, and the answer was: it's weight :) so, he said

I remember my univ. teacher of statistics: he once made a research on "the best predictor of the price" in cars, and the answer was: it's weight :) so, he said, just buy the heaviest you can get for the money you want to spend is it a bit related?