This gives it 469 horsepower in the standard package and 465 pounds-feet of torque, or buyers can opt for the C version with additional grunt-515 horsepower and 494 pounds-feet of torque.
The base model GT S Roadster can go from 0-60 miles per hour is just 3.9 seconds, while the C model gets there in 3.6 seconds.
Mercedes-AMG has introduced the GT S Roadster, a performance-focused variant that slots between the basic GT Roadster and the flagship GT C. The V8 is mated to a seven-speed dual-clutch transmission The GT S Roadster can reach 60 miles per hour in 3.7 seconds, 0.2-seconds faster than the standard GT on its way to a top speed of 192 miles per hour.
Standard equipment for global models include AMG Ride Control with adaptive damping as standard, AMG Dynamic Select driving modes, an electronically-controlled locking rear differential, 390mm front and 360mm rear composite brakes with six-piston front and single-piston rear calipers, LED headlights, along with 19-inch front and 20-inch rear alloy wheels.
The GT S has the same driveline as the GT, rather than the wider tracks of the GT C and GT R (which isn't available as a Roadster). Top speed for the GT is 188 miles per hour while the GT S is rated at 192 mph and the GT C at 196 mph.
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Coming to the important part, the roof is a three-layered automated soft-top supported by a lightweight structure combining aluminum, magnesium and steel, which helps to keep the vehicle's center of gravity low.
The power unit is what really differentiates the AMG GT S Roadster.
Mercedes-AMG is already taking orders for the new GT S Roadster, with the market launch scheduled for July 2018.
The cabin looks similar too, adopting standard features such as the sport seats upholstered in black Artico artificial leather/Dinamica microfiber, and the AMG Silver Chrome Interior package. Pricing will be announced at that time; expect a starting figure of about £125,000.