Tokyo · R16 · Hard · best of 3 · Oct 3, 2026, 3:30 AM UTC
Carlos Alcaraz vs. Matteo Arnaldi — preview and prediction
By The Maiden Desk · October 3, 2026
Every number below was fixed before the match and graded against the official result.
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A spot in the next round is at stake on Saturday, when Carlos Alcaraz goes up against Matteo Arnaldi in the Tokyo round of 16. Carlos Alcaraz comes in at 8 wins from the last ten. Matteo Arnaldi has won 4 of the last 10.
Carlos Alcaraz simply rates much higher on hard, and our number follows from it. Arnaldi needs several things to break right at once; the percentages say they usually don't.
The numbers behind the pick
Our number vs the market
Maiden-660(86.8% Alcaraz)
Market-873(89.7% Alcaraz)
Sources: Market price (via our tennis data provider). These are the odds converted to a %, with no juice taken out.
Surface ratings
Hard rating
Carlos Alcaraz
2216
Matteo Arnaldi
1682
Overall rating
Carlos Alcaraz
2282
Matteo Arnaldi
1807
Serve
Serve (last 52 weeks)
Carlos Alcaraz
Matteo Arnaldi
1st serve in
64%
58.5%
1st serve points won
69.9%
70.1%
2nd serve points won
54.5%
50%
Form
Carlos Alcaraz
8–2
Matteo Arnaldi
4–6
The rest of the numbers
This page shows one set score: the most likely way our pick wins. Pro puts a number on every other score the match could end in, including the ones where our pick loses.
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Who is predicted to win Carlos Alcaraz vs Matteo Arnaldi?
Maiden gives Carlos Alcaraz a 87% chance to beat Matteo Arnaldi in the Tokyo round of 16 on October 3, 2026.
How confident is the Carlos Alcaraz pick?
87% is a “Strong” tier pick. When we make a pick around 87%, picks in that range have won 77% of the time (30 so far). See the track record page for the full table.