Here is a ranking of all playable characters in Super Smash Bros. Ultimate based on their Clapping Speed.
Character list ↓
Mario, Donkey Kong, Link, Samus, Dark Samus, Yoshi, Kirby, Fox, Pikachu, Luigi, Ness, Captain Falcon, Jigglypuff, Peach, Daisy, Bowser, Ice Climbers, Sheik, Zelda, Doctor Mario, Pichu, Falco, Marth, Lucina , Young Link, Ganondorf, Mewtwo, Roy, Chrom, Mr. Game & Watch, Meta Knight, Pit, Dark Pit, Zero Suit Samus, Wario, Snake, Ike, Pokemon Trainer (Squirtle, Ivysaur, Charizard), Diddy Kong, Lucas, Sonic ,King Dedede, Olimar, Lucario, R.O.B., Toon Link, Wolf, Villager, Mega Man, Wii Fit Trainer, Rosalina & Luma, Little Mac, Greninja, Mii Brawler, Mii Swordfighter, Mii Gunner, Palutena, Pac-man, Robin , Shulk, Bowser Jr., Duck Hunt, Ryu, Ken, Cloud, Corrin, Bayonetta, Inkling, Ridley, Simon, Richter, King K. Rool, Isabelle, Incineroar, Piranha Plant, Joker, Hero, Banjo & Kazooie, Terry, Byketh , Min Min, Steve, Sephiroth