Gamzee would be the tallest followed by Eridan, Equis, Kanaya, Vriska, Sollux, Tavros, Terezi, Aradia, Karkat,Feferi, and last being Nepeta.
Headcanon #1 Heights (trolls)
Gamzee would be the tallest followed by Eridan, Equis, Kanaya, Vriska, Sollux, Tavros, Terezi, Aradia, Karkat,Feferi, and last being Nepeta.