Here’s the scenario: You’ve found your dream car. It has the features, performance, handling, and looks that you’ve been hoping to find in a single package for years. As always with dream cars, we accept more drawbacks than we would in any other car, but at what point does a car get too thirsty? For reference, according to FuelEconomy.gov, a Mustang GTD gets a combined 12 mpg, while a Miata manages 29 mpg.