It has two doors, four seats, a W12 engine, all-wheel drive and a top speed of 202 mph.

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At the moment, I can't think of a reason to pony up the extra dough for the W12.

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The "W12" refers to the 6.3-liter, 500-hp direct-injection engine, with four rows of three cylinders conjoined at the crankshaft.

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And Bentley debuted its EXP 9 F concept, an SUV that will likely come standard with a 6.0-litre twin-turbocharged W12 engine.

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Flying Spur bests Mulsanne, however, in sheer power: It holds a 6-liter, 616-horsepower W12 engine and eight-speed transmission and will go 0-60 miles per hour in 4.3 seconds.

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Bentley has said the W12 engine could produce 600bhp and 800 Nm of torque with a top speed and 0-60mph time faster than any SUV on the market today.

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As expected, the Speed ramps up even those impressive numbers: It has the same twin-turbo 6-liter W12 powertain but gets 600 horsepower and a top speed of 200 mph (yes, 195 mph with top down).

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