Mazda CX-7 Diesel

Mazda has a small problem with its rakish, buttoned-down CX-7 crossover. With the 244hp, 2.3-liter turbocharged engine under the hood, the CX-7 delivers on the promise of its sporty styling and nicely tuned chassis. It's definitely one of the more entertaining crossovers to drive, but that fun comes at a price. With more than 3900 lb to haul around, the tightly wound turbo-four sucks gas