Eurogamer refers Daisy as a clone of Peach in Super Smash Bros. Ultimate. John O'Conner of TheGamer describes Daisy as a re-skin of Peach. DenOfGeek.
Unlike Princess Peach and despite her sweetness and beauty, Daisy has a strongly implied tomboyish personality, although she still wears dresses and crowns.
Although she rules Sarasaland, she resided in the Mushroom Kingdom with Princess Peach after her resurgence in Mario Tennis. Princess Daisy is Princess.