UMPIRY
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Jil Teichmann vs Zeynep Sonmez — Guangzhou Open - Guangzhou Round of 16

Guangzhou Open - GuangzhouR16HardWed 28 Oct · 10:00
Win probabilityWho is more likely to winSlight edge · Sonmez Z.
40%60%

Sonmez Z. favoured, but within the range where form on the day decides.

Umpiry ScoreMatchup strength, 0–10 · not a probability
Teichmann J.4.8/10
Heavy underdog
Sonmez Z.5.5/10
Slight disadvantage
Why
Surface+99 Hard Elo edgeSupports Sonmez Z.
Overall ratingOverall Elo 1800Supports Sonmez Z.
Head-to-headLeads 1–0 on hardSupports Sonmez Z.
Long matches2 three-setters in 14 daysAgainst the prediction · Teichmann J.
This eventDidn't play here last yearBoth players
ELO1 832
Hard ELO1 656
Last 106–4
Age29
Height170 cm
PlaysLeft
EarningsCareer $4.6M2026 $408K
ELO1 873
Hard ELO1 732
Last 105–5
Age24
Height170 cm
PlaysRight
EarningsCareer $2.4M2026 $1.1M

Jil Teichmann faces Zeynep Sonmez in the Guangzhou Open - Guangzhou round of 16 on hard. Zeynep Sonmez is the paper favourite — ranked #64, a roughly 100-point hard Elo advantage — but Jil Teichmann arrives in form, winning 5 of their last 7 on hard to Zeynep Sonmez's 4 of 7. They have met 2 times, the series level at 1–1, Zeynep Sonmez ahead 1–0 on hard.

Key context

  • Freshness: Jil Teichmann comes in with 11 days of rest and 61 games in 14d, vs Zeynep Sonmez's 5 and 78.
  • Under pressure: In the tight moments, Zeynep Sonmez has rated higher under pressure (Clutch Rating 55 vs 19).
  • Head-to-head: The head-to-head is level 1–1, 0–1 on hard. Last met at Parma 125 2025.

Common opponents

1 shared · last 12 months

Teichmann J. and Sonmez Z. faced 1 of the same opponent in the last 12 months. Teichmann J. went 1–0 (100%) against them, Sonmez Z. 1–0 (100%).

1–0100%Teichmann J. · better vs 0Record vs common opponents1–0100%Sonmez Z. · better vs 0
Vs common opponents · derived from scorelines
2–0Sets2–0
12–7Games12–7

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

Head-to-head

2 meetings · level 1–1
11

Clay: Teichmann J. leads 1–0 · Hard: Sonmez Z. leads 1–0

Evidence

Teichmann J.Sonmez Z.
FormLast 10 matches each · 2026
Win–loss6–4 (ahead)5–5
Season win rate63% (15–9) (ahead)59% (34–24)
RatingUmpiry ELO
Overall ELO18321873 (ahead)
Hard-court ELO16561732 (ahead)
Serve vs returnLast 24 vs 57 matches
1st-serve points won60%61% (ahead)
Return points won45%45%
Aces / match0.81.1 (ahead)
ClutchLast 24 vs 57 matches
Break points saved56% (ahead)54%

Draw

Odds

Conditions

10:00 local
SurfaceHard
Forecast27°C · Clear
Wind9 km/h
Humidity49%

Freshness

Last 7 & 14 days
Teichmann J.Sonmez Z.
11 — fresherDays since last match5
0 — fresherMatches · 7 days2
0 — fresherGames · 7 days44
3Matches · 14 days3
61 — fresherGames · 14 days78
Green marks the fresher player.

Cite this

Umpiry, "Jil Teichmann vs Zeynep Sonmez — Guangzhou Open - Guangzhou Round of 16", https://umpiry.com/match/2026-10-28/sonmez-vs-teichmann-guangzhou-open-guangzhou-r16?utm_source=cite (as of 28 October 2026).