── the model's take · from Elo · neutral court
Win probability
Not enough rating data for a read.
── who holds the edge · vs the rated field
Serve & return matchup
Serve
Matteo Arnaldi
30th · below avg
Rei Sakamotoinsufficient data
Return
Matteo Arnaldi
67th · average
Rei Sakamotoinsufficient data
Model serve/return ratings as a percentile of the rated tour — the edge behind the win probability.
── head to head
Compare
#84
model rank
—
Clay
best surface
—
Right
hand
Right
ITA
country
JPN
185cm
height
193cm
── model Elo over time
Trajectories
■ Matteo Arnaldi■ Rei Sakamoto
── meetings by surface
Surface record
Hard2–0
── 2 meetings
Every meeting
| date | tournament | surf | rd | winner | score |
|---|---|---|---|---|---|
| 2026-09-30 | Tokyo | Hard | R32 | Matteo Arnaldi | 2-6 6-4 6-4 |
| 2025-10-01 | Shanghai Masters | Hard | R128 | Matteo Arnaldi | 7-6(3) 6-4 |