We liked the Audi A7 so much that we gave it our Editors' Choice Award. The humpback is back, but this time it's got an 'S' prefix.

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Under its hood, the S7 is powered by a new 4.0-liter twin-turbo V-8 engine that outputs 420-horsepower and 406 lb-ft of torque.

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A 0 to 62 mph run happens in 4.9 seconds and the S7 will go on to an electronically limited top speed of 155 mph.

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The S7 comes standard with a sport air suspension.

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Audi's Drive Select system has four settings (Auto, Dynamic, Comfort and Individual) that adjust the air suspension, the throttle response, shift points, power steering boost, and differential characteristics.

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Aluminum trim for the rear view mirrors, S7 badging, and 19 or 20-inch wheels distinguish the S7 from the A7.

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The S7 features a cylinder on demand system that deactivates four of the eight cylinders when not under a load. However, the driver shouldn't notice the change in engine smoothness thanks to active noise cancelation and active engine mounts.

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Of course, the S7 still has the liftback and rear storage area.

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The S7 also features an S-specific dual exhaust system with quad exhaust tips.

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Inside the S7 is available with either a standard Bose Surround Sound System or an optional Bang & Olufsen Advanced Sound System.

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Drivers can treat their rear end to the S7's sport seats wrapped in Valcona leather with diamond stitching.

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Like the standard A7, the S7 features Audi's handwriting recognition system. The fingertip input pad is visible next to the shifter.

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The sport steering wheel features color contrast stitching and aluminum shift paddles.

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Users interact with the Audi MMI infotainment system using this pop-up screen and the MMI controller on the center console.

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Audi's full cabin tech suite will be available on the sporty S7. Check out our full review of the A7 for an idea of what to expect.

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