5 differences - Tuxedo and Suit 1. Lapels- also called collars are made up of satin fabric, they are either shawl collar or winged collars.- Tuxedo. Collar is made of same fabric as the suit- Suit 2.Buttons- are made of satin- Tuxedo Any buttons can be used in a Suit 3.Tuxedos are worn normally with a bow Suits can be worn with both tie and bow 4.Tuxedo Trouser has a satin piping running through the length(optional) Suit trouser does not have any, it’s plain 5.Tuxedo normally has jetted pockets