 Ramba uchiverenga ndima iyi - Mumwaka uno, chikwata chakachengeta vose vari vaviri Hamilton naRosberg. MuRussian Grand Prix 2015Chikwata chakakunda mukwikwidzi wavo wechipiri weConstructorssechikwata chebasa uye Hamilton akakunda mukwikwidzi wake wechipiri wevatyairi pa2015 United States Grand Prix, achipedza 59 mapoinzi pamberi peRosberg. Mercedes yakaramba ichitonga mugore rino rechipiri reV6 turbo era, ichivandudza nhamba dzayo dzinoshamisa kubva muna 2014 ne18 pole positions, 16 kukunda uye 12 12s mumakwikwi 19. Pamakwikwi gumi nematanhatu avakakunda, avhareji yekukunda kumakwikwi ari pedyo asiri Mercedes yaive 19.7 masekondi, pasi kubva pamasekondi 23.2 muna 2014. 