Alongside Jenson Button, he often outqualified his British teammate, but was generally shaded in races. Regardless of Button's improved pace that season, it was Trulli who stayed at Renault for 2003 to partner promoted test-driver Fernando Alonso. The 2003 Renault was a strong car and in Alonso's hands won in Hungary. Trulli struggled to attain similar results, but did achieve a podium in Germany, his first since leaving Prost.