A statistical read on a fight that does not exist — no market, no booking, nothing to grade it against.
Run as an unbooked fight, the numbers favour Kayla Harrison at 62% — a lean, not a conviction.
Our two reads agree, and closely. Both land on Kayla Harrison — 62% on the first, 55% on the second, 7 points apart.
The same read puts the chance it goes the full distance at 54%.
Kayla Harrison vs Ailin Perez — the facts, side by side. ▲ marks the reach edge.
| UFC 3-0 | UFC record | UFC 7-1 |
| 19-1 | Pro record | 14-2 |
| — | Nickname | Fiona |
| 5' 8" | Height | 5' 5" |
| 66" | Reach | 66" |
| Southpaw | Stance | Switch |
| 36 | Age | 32 |
| 135 lbs. | Weight | 135 lbs. |
| United States | Nationality | Argentina |
| Middletown, Ohio, United States | Born in | Hurlingham, Buenos Aires, Argentina |
| Coconut Creek, Florida, United States | Fights out of | Buenos Aires, Argentina |
| American Top Team | Camp | The Goat Shed Academy |
Kayla Harrison (left) vs Ailin Perez (right) — career striking & grappling rates. The fighter ahead on each row is highlighted in their corner colour.
None.
Kayla Harrison and Ailin Perez have never met in the UFC.
Every matchup on this page is a pairing that has never happened. That is how they are chosen: if these two had already met in the Octagon, there would be a real result to read instead, and this page would not exist.
Everything above is hypothetical. These are not.