── the model's take · from Elo · neutral court
Win probability
The model makes Stefanos Tsitsipas 65% favourite on a neutral court; the surface splits below move it.
Stefanos Tsitsipas
Reilly Opelka
65%35%
Hard: 59% / 41%
Clay: 89% / 11%
Grass: 58% / 42%
An analytical read from the model's Elo — not a betting signal.
── who holds the edge · vs the rated field
Serve & return matchup
Serve
Stefanos Tsitsipas
92th · elite
Reilly Opelka
96th · elite
Return
Stefanos Tsitsipas
53th · average
Reilly Opelka
0th · poor
Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.
── head to head
Compare
#45
model rank
#100
Clay
best surface
Hard
Right
hand
Right
GRE
country
USA
193cm
height
211cm
── model Elo over time
Trajectories
■ Stefanos Tsitsipas■ Reilly Opelka
── meetings by surface
Surface record
Clay1–0
Hard1–1
── 3 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2025-04-14 | Barcelona | Clay | R32 | Stefanos Tsitsipas | 6-2 6-2 |
| 2021-08-09 | Canada Masters | Hard | SF | Reilly Opelka | 6-7(2) 7-6(4) 6-4 |
| 2020-08-24 | Cincinnati Masters | Hard | QF | Stefanos Tsitsipas | 5-6 RET |