Mercedes-AMG ≫ GTMercedes-AMG GT S Roadster (2018, R190, first generation) photosby Joshua ThompsonThe 2018 Mercedes-AMG GT S Roadster has a 4-liter twin-turbo V8 with 389kW (522hp) and 670Nm (494 lb-ft), 7-speed DCT, a 3.2s 0-100km/h time, and a 309km/h (192mph) top speed. On sale in the UK from October 2018 starting at £126,730 OTR. ◄ PrevNext ►Credit: Mercedes-AMG 2018 Mercedes-AMG GT S Roadster Tags:first generationgtmercedes-amgr190roadsters