── the model's take · from Elo · neutral court

Win probability

The model makes Gabriel Diallo 79% favourite on a neutral court; the surface splits below move it.

Billy Harris
Gabriel Diallo
21%79%
Hard: 19% / 81%
Clay: 18% / 82%
Grass: 31% / 69%

An analytical read from the model's Elo — not a betting signal.

── who holds the edge · vs the rated field

Serve & return matchup

Serve
Billy Harris
13th · poor
Gabriel Diallo
69th · average
Return
Billy Harris
6th · poor
Gabriel Diallo
38th · below avg

Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.

── head to head

Compare

#177
model rank
#93
Hard
best surface
Hard
Right
hand
Right
GBR
country
CAN
193cm
height
203cm
── model Elo over time

Trajectories

Billy HarrisGabriel Diallo
── meetings by surface

Surface record

Grass11
── 2 meetings

Every meeting

datetournamentsurfrdwinnerscore
2025-06-16Queen's ClubGrassR32Gabriel Diallo6-1 3-6 6-4
2024-07-15NewportGrassR32Billy Harris7-6(4) 7-5