UFCThe Ultimate Fighting Championship (UFC) is a U.S.-based mixed martial arts organization, recognized as the largest MMA promotion in the world. The UFC is headquartered in Las Vegas, Nevada and is owned and operated by Zuffa, LLC. This promotion is responsible for solidifying the sport's postion in the history-books.
UFC is currently undergoing a remarkable surge in popularity, along with greater mainstream media coverage. UFC programming can now be seen on FOX, FX, and FUEL TV in the United States, as well as in 35 other countries worldwide.
Sylvia's was 84in, so I'm guessing it is fingertip to fingertip wingspan. Probably not the best way to measure reach as someone with broad shoulders and short arms would measure about the same as someone with average proportions.
Should just be the length to the end of the fist with their back against a wall.