The rankings below are based on pound for pound rankings of every single fighter’s weight class. Everything is taken into account in the calculations including strength of wins, losses, upcoming opponents, number of fights, and ease of victory.
- Demetrious “Might Mouse” Johnson (28-2-1) – Flyweight
- Daniel “DC” Cormier (20-1-0) – Light Heavyweight
- Stipe Miocic (18-2-0) – Heavyweight
- Max “Blessed” Holloway (19-3-0) – Featherweight
- TJ Dillashaw (15-3-0) – Bantamweight
- Khabib Nurmagomedov (26-0-0) – Lightweight
- Tony Ferguson (23-3-0) – Lightweight
- “The Notorious” Conor McGregor (21-3-0) – Lightweight
- Tyron “The Chosen One” Woodley (18-3-1) – Welterweight
- Robert “The Reaper” Whittaker (19-4-0) – Middleweight
- Geroges St. Pierre (26-2-0) – Middleweight
- Yoel “Soldier of God” Romero (13-2-0) – Middleweight
- Brian Ortega (14-0-0) – Featherweight
- Cody Garbrandt (11-1-0) – Bantamweight
- Dominick “The Dominator” Cruz (22-2-0) – Bantamweight