Mercedes Benz

The GLK350 comes in rear-wheel and 4MATIC 4-wheel drive. Both include a 302-horsepower, direct-injected 3.5L V6 and 7-speed automatic transmission. According to Mercedes-Benz, 0-to-60 mph comes in 6.5 seconds, and the powertrain delivers 19 mpg in the city and 25 mpg on the highway (24 mpg on 4MATIC models). The GLK250 BlueTEC is offered only in 4MATIC 4-wheel drive and is powered by a 2.1L twin-turbo 4-cylinder engine. This engine makes 200 horsepower and a whopping 369 pound-feet of torque. With this engine, the GLK-Class is capable of an EPA-estimated 33 mpg on the highway. The GLK-Class is intended primarily for on-road duty, with a 4-wheel independent suspension that's tuned for a sporty feel on the road. But if called upon, it does have the ground clearance and skid plates for modest off-roading and sure-footed all-weather driving. The 4MATIC system reverts to sending 55 percent of engine torque to the rear wheels under normal conditions and works with the stability contro...