The actress, who stepped into Rekha's shoes for the "Khubsoorat" remake, said: "I look at Waheeda Rehman and Rekha for the choices that she made in their career as an actor. There was a lot of warmth and happiness in her acting."
"My mother is an inspiration too," she added.
"Internationally, I look at Cate Blanchett and Kate Winslet for the way they carry themselves," said Sonam who loves to slip into track-pants or a pair of pajamas while lounging.