Zack is typically the rebellious, self-centered, fun-loving, immature, laid-back, cool, and athletic twin. Zack is typically outgoing, confident, lazy, goofy, funny, sometimes sarcastic and outspoken, and is a "player" and a "ladies' man" when it comes to girls (except Maya).

Cody is more erudite, mature, and intelligent than his twin brother Zack. As such, he generally is more studious and gets better grades in school. Unfortunately, this often leads to him being labeled as a nerd, though Cody prefers to call himself "educationally gifted". To his dismay, this has led to him being "rented" for doing schoolwork and assignments by London, Nia, and his own brother. Cody shows a passion for cooking, tidiness