Facundo Diaz Acosta vs Shintaro Mochizuki

UMPIRY

JinanR32HardMon 12 Oct · 10:00

Facundo Diaz Acosta(4)ATP #69 · ARG55%

VSToss-up

Shintaro MochizukiATP #123 · JPN45%

Win probabilityWho is more likely to winToss-up

55%45%

No meaningful edge. Serve performance in the first set is the likeliest tiebreaker.

Umpiry ScoreMatchup strength, 0–10 · not a probability

Diaz Acosta F.6.4/10

Marginal edge

Mochizuki S.5.3/10

Clear underdog

Why

Surface+108 Hard Elo edgeSupports Diaz Acosta F.

Overall ratingOverall Elo 1680Supports Diaz Acosta F.

Recent runLost last 2Informative

Long matches1 three-setter in 14 daysSupports Diaz Acosta F.

Head-to-headNo prior meetingsBoth players

ELO1 851

Hard ELO1 548

Last 107–3

Age25

Height183 cm

PlaysLeft

EarningsCareer $1.8M2026 $374K

ELO1 826

Hard ELO1 653

Last 104–6

Age23

Height175 cm

PlaysRight

EarningsCareer $2.1M2026 $675K

Facundo Diaz Acosta faces Shintaro Mochizuki in the Jinan round of 32 on hard. Facundo Diaz Acosta holds the paper edge — ranked #69, a roughly 110-point hard Elo advantage.

Key context

Freshness: Facundo Diaz Acosta comes in with 3 days of rest and 21 games in 14d, vs Shintaro Mochizuki's 5 and 59.
Serve & return: Facundo Diaz Acosta brings the bigger serve (Serve Rating 16), Shintaro Mochizuki the stronger return game (Return Rating 64).

Common opponents

1 shared · last 12 months

Diaz Acosta F. and Mochizuki S. faced 1 of the same opponent in the last 12 months. Diaz Acosta F. went 1–0 (100%) against them, Mochizuki S. 0–1 (0%).

1–0100%Diaz Acosta F. · better vs 1Record vs common opponents0–10%Mochizuki S. · better vs 0

Vs common opponents · derived from scorelines

2–0Sets1–2

12–7Games9–14

Only 1 common opponent — too few for any conclusion. Shown without assessment.

vs Bertola R.#227W6-4 6-3Roland Garros · clayL6-2 3-6 0-6Roland Garros · clay

Head-to-head

They have not met before.

Evidence

Diaz Acosta F.Mochizuki S.

FormLast 10 matches each · 2026

Win–loss7–34–6

Season win rate72% (50–19)41% (22–32)

RatingUmpiry ELO

Overall ELO18511826

Hard-court ELO15481653

Serve vs returnLast 45 vs 37 matches

1st-serve points won67%69%

Return points won42%39%

Aces / match3.13.1

ClutchLast 45 vs 37 matches

Break points saved59%58%

Draw

Odds

Conditions

10:00 local

SurfaceHard · fast

Forecast25°C · Overcast

Wind7 km/h

Humidity39%

Court pace fast: big serves, short points.

Freshness

Last 7 & 14 days

Diaz Acosta F.Mochizuki S.

3Days since last match5

1Matches · 7 days2

21Games · 7 days41

1Matches · 14 days3

21Games · 14 days59

Green marks the fresher player.

Cite this

Umpiry, "Facundo Diaz Acosta vs Shintaro Mochizuki — Jinan Round of 32", https://umpiry.com/match/2026-10-12/acosta-vs-mochizuki-jinan-r32?utm_source=cite (as of 12 October 2026).