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Maya Joint vs Zeynep Sonmez — Japan Open - Osaka Round of 32

Japan Open - OsakaR32HardTue 20 Oct · 11:30
Win probabilityWho is more likely to winToss-up
50%50%

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

Umpiry ScoreMatchup strength, 0–10 · not a probability
Joint M.5.8/10
Slight disadvantage
Sonmez Z.6.2/10
Even match
What we know
Surface+73 Hard Elo edgeFavours Sonmez Z.
Overall ratingOverall Elo 1800Favours Sonmez Z.
Recent run2-match win streakFavours Joint M.
Long matches1 three-setter in 14 daysFavours Sonmez Z.
Head-to-headNo prior meetingsBoth players
ELO1 835
Hard ELO1 723
Last 106–4
Age20
Height167 cm
PlaysRight
EarningsCareer $2.6M2026 $1.2M
ELO1 872
Hard ELO1 731
Last 104–6
Age24
Height170 cm
PlaysRight
EarningsCareer $2.4M2026 $1.1M

Maya Joint faces Zeynep Sonmez in the Japan Open - Osaka round of 32 on hard. Zeynep Sonmez is the paper favourite — ranked #59, a roughly 70-point hard Elo advantage — but Maya Joint arrives in form, winning 6 of their last 10 on hard to Zeynep Sonmez's 4 of 10.

Key context

Common opponents

9 shared · last 12 months

Joint M. and Sonmez Z. faced 9 of the same opponents in the last 12 months. Joint M. went 4–6 (40%) against them, Sonmez Z. 7–6 (54%). Results against comparable opponents are close (3 : 4 better-results split).

4–640%Joint M. · better vs 3Record vs common opponents7–654%Sonmez Z. · better vs 4
Vs common opponents · derived from scorelines
10–15Sets18–15
92–123Games161–148
1–0Tiebreaks3–1
3–2Deciding sets3–4
Show 6 more ▾Show less ▴

Head-to-head

They have not met before.

Evidence

Joint M.Sonmez Z.
FormLast 10 matches each · 2026
Win–loss6–4 (ahead)4–6
Season win rate43% (19–25)58% (32–23) (ahead)
RatingUmpiry ELO
Overall ELO18351872 (ahead)
Hard-court ELO17231731 (ahead)
Serve vs returnLast 43 vs 54 matches
1st-serve points won58%61% (ahead)
Return points won43%45% (ahead)
Aces / match1.7 (ahead)1.1
ClutchLast 43 vs 54 matches
Break points saved56% (ahead)53%

Draw

Odds

Conditions

11:30 local
SurfaceHard
Forecast24°C · Rain
Wind6 km/h
Humidity93%

Freshness

Last 7 & 14 days
Joint M.Sonmez Z.
1Days since last match5 — fresher
1 — fresherMatches · 7 days2
18 — fresherGames · 7 days52
2 — fresherMatches · 14 days3
49 — fresherGames · 14 days69
Green marks the fresher player.

Cite this

Umpiry, "Maya Joint vs Zeynep Sonmez — Japan Open - Osaka Round of 32", https://umpiry.com/match/2026-10-20/joint-vs-sonmez-japan-open-osaka-r32?utm_source=cite (as of 20 October 2026).