Kammala jumla mai zuwa: Barrichello ya gama kakar wasa a matsayi na hudu, inda ya zira kwallaye 65, ciki har da nasara a
Silverstone da Suzuka, kuma sun sake taka muhimmiyar rawa wajen taimakawa Schumacher da Ferrari lashe gasar zakarun direbobi da masu kera motoci. A cikin kakar, Barrichello ya gama na biyu a bayan Schumacher a cikin bakwai kawai daga cikin tsere goma sha uku na farko, amma ya lashe gasar Grand Prix ta Italiya ta 2004 da kuma gasar Grand Prix ta Sin ta 2004 don samun matsayi na biyu a gasar zakarun Turai, ya kammala shekara tare da maki 114 da kuma podiums 14. Kodayake Barrichello yana da motoci masu kyau a lokacin Ferrari, kyakkyawan sakamakonsa a tseren gida shi ne na uku a shekara ta 2004. Ya kasa gama goma sha ɗaya daga cikin goma sha biyar na Brazil Grands Prix wanda ya yi gasa a ciki.