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Melinda Biro vs Maria Kalyakina — W15 Chisinau Round of 64

W15 ChisinauR64ClayWed 14 Oct · 13:15
Melinda BiroROU54%
VSToss-up
Maria Kalyakina(3)WTA #603 · RUS46%
Win probabilityWho is more likely to winToss-up
54%46%

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

Umpiry ScoreMatchup strength, 0–10 · not a probability
Biro M.6.1/10
Even matchBased on 5/6 signal groups5/6
Kalyakina M.6.1/10
Even matchBased on 5/6 signal groups5/6
What we know
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 533
Clay ELO1 536
Last 107–3
Age19
ELO1 529
Clay ELO1 488
Last 103–7
Age20

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

Biro M.Kalyakina M.
FormLast 10 matches each · 2026
Win–loss7–3 (ahead)3–7
Season win rate70% (14–6) (ahead)46% (18–21)
RatingUmpiry ELO
Overall ELO1533 (ahead)1529
Clay-court ELO1536 (ahead)1488
Serve vs returnLast 14 vs 25 matches
1st-serve points won59% (ahead)57%
Return points won52% (ahead)47%
Aces / match0.11.3 (ahead)
ClutchLast 14 vs 25 matches
Break points saved48%49% (ahead)

Draw

Odds

Conditions

13:15 local
SurfaceClay
Forecast10°C · Overcast
Wind16 km/h
Humidity74%

Cite this

Umpiry, "Melinda Biro vs Maria Kalyakina — W15 Chisinau Round of 64", https://umpiry.com/match/2026-10-14/biro-vs-kalyakina-w15-chisinau-r64?utm_source=cite (as of 14 October 2026).