On 26 January 2019, Quagliarella scored two goals from penalties – his 13th and 14th league goals in the past 11 games – in a 4–0 home win over his former club Udinese, also setting up Manolo Gabbiadini's final goal; as a result, he equalled Gabriel Batistuta's all-time record of scoring in 11 consecutive Serie A matches in a single season, which the Argentine had set in 1994, with Fiorentina, during the 1994–95 season. With his 143rd Serie A goal, Quagliarella also overtook Christian Vieri in 28th place in the Serie A all-time goalscoring charts. By the end of the season, Quagliarella scored 26 Serie A goals for Sampdoria, achieving the Capocannoniere title. Quagliarella was named as the Serie A Best Forward and to the Serie A Team of the Year. Quagliarella was also ranked 94th in "The Guardian"'s list of "The 100 best footballers in the world" in 2019.