Anna Petkovic vs Zala Bizjak | W15 Bol Round of 16

UMPIRY

W15 BolR16ClayThu 15 Oct · 09:30

Anna Petkovic(4)WTA #742 · GER78%

VSClear favourite · Petkovic A.

Zala BizjakSLO22%

Win probabilityWho is more likely to winClear favourite · Petkovic A.

78%22%

Clear edge for Petkovic A. across form, surface and matchup. Upsets at this level happen in about 1 in 5 such matches.

Umpiry ScoreMatchup strength, 0–10 · not a probability

Petkovic A.5.3/10

Clear underdogBased on 5/6 signal groups5/6

Bizjak Z.4.6/10

Heavy underdogBased on 5/6 signal groups5/6

Why

Surface form2 of last 5 on clayInformative

Recent runLost last 2Informative

Head-to-headNo prior meetingsBoth players

This eventDidn't play here last yearBoth players

ELO1 570

Clay ELO1 553

Last 105–5

Age21

ELO1 476

Clay ELO1 482

Last 106–4

Age18

Anna Petkovic faces Zala Bizjak in the W15 Bol round of 16 on clay. Zala Bizjak brings the better recent clay form (5 of 7).

Key context

Last match: Zala Bizjak dropped just 5 games past Mariya Yemshanova.
Surface form: Anna Petkovic 4 of 7, Zala Bizjak 5 of 7 on clay recently — Zala Bizjak the sharper of late.
Fatigue load: Zala Bizjak carries the heavier recent load — 1 three-setter to 0 in the past fortnight.

Common opponents

0 shared · last 12 months

No common opponents in the last 12 months. Surface form and ELO carry more weight here.

Head-to-head

They have not met before.

Evidence

Petkovic A.Bizjak Z.

FormLast 10 matches each · 2026

Win–loss5–56–4

Season win rate46% (12–14)54% (7–6)

RatingUmpiry ELO

Overall ELO15701476

Clay-court ELO15531482

Serve vs returnLast 18 vs 5 matches

1st-serve points won56%56%

Return points won47%41%

Aces / match1.20.4

ClutchLast 18 vs 5 matches

Break points saved45%51%

Draw

Odds

Conditions

09:30 local

SurfaceClay · slow

Forecast19°C · Overcast

Wind6 km/h

Humidity44%

Court pace slow: low bounce, long rallies.

Cite this

Umpiry, "Anna Petkovic vs Zala Bizjak — W15 Bol Round of 16", https://umpiry.com/match/2026-10-15/bizjak-vs-petkovic-w15-bol-r16?utm_source=cite (as of 15 October 2026).