MMA Index
Pro
Proprietary metrics · Upset Index

Upset Index

The giant-killers board — how often a fighter WINS as the betting underdog (positive pre-fight moneyline), across their UFC career. Underdog win rate shrunk toward the corpus mean (~33%) so small samples stay honest, scaled 0–100. Min 5 underdog bouts.

← All stats

Leaderboard

13 fighters · / 100
  1. 1
    Carla Esparza
    Carla Esparza
    5-4 as underdog · 56%
    48.6
  2. 2
    Felice Herrig
    Felice Herrig
    3-3 as underdog · 50%
    43.1
  3. 3
    Cortney Casey
    Cortney Casey
    3-4 as underdog · 43%
    39.2
  4. 4
    Jessica Penne
    Jessica Penne
    3-5 as underdog · 38%
    35.9
  5. 5
    Michelle Waterson-Gomez
    Michelle Waterson-Gomez
    4-7 as underdog · 36%
    35.4
  6. 6
    Randa Markos
    Randa Markos
    3-7 as underdog · 30%
    30.8
  7. 7
    Jinh Yu Frey
    Jinh Yu Frey
    2-5 as underdog · 29%
    30.1
  8. 8
    Alex Chambers
    Alex Chambers
    1-4 as underdog · 20%
    25.7
  9. 9
    Jessica Aguilar
    Jessica Aguilar
    1-4 as underdog · 20%
    25.7
  10. 10
    Amanda Cooper
    Amanda Cooper
    1-4 as underdog · 20%
    25.7
  11. 11
    Hannah Cifers
    Hannah Cifers
    1-4 as underdog · 20%
    25.7
  12. 12
    Juliana Lima
    Juliana Lima
    1-4 as underdog · 20%
    25.7
  13. 13
    Ashley Yoder
    Ashley Yoder
    1-7 as underdog · 13%
    19.3