Win probabilityWho is more likely to winClear favourite · Claeys L.
67%33%
Clear edge for Claeys L. across form, surface and matchup. Upsets at this level happen in about 1 in 3 such matches.
Umpiry ScoreMatchup strength, 0–10 · not a probability
Claeys L.5.0/10
Heavy underdogBased on 5/6 signal groups5/6
Janiszewska A.4.6/10
Heavy underdogBased on 5/6 signal groups5/6
What we know
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 543
Clay ELO1 551
Last 107–3
Age23
ELO1 492
Clay ELO1 490
Last 108–2
Age16
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
Claeys L.Janiszewska A.
FormLast 10 matches each · 2026
Win–loss7–38–2 (ahead)
Season win rate58% (18–13) (ahead)56% (10–8)
RatingUmpiry ELO
Overall ELO1543 (ahead)1492
Clay-court ELO1551 (ahead)1490
Serve vs returnLast 20 vs 2 matches
1st-serve points won59% (ahead)45%
Return points won47% (ahead)42%
Aces / match1.3 (ahead)0.5
ClutchLast 20 vs 2 matches
Break points saved51% (ahead)24%
Draw
Odds
Conditions
10:05 local
SurfaceClay
Forecast16°C · Overcast
Wind6 km/h
Humidity42%
Cite this
Umpiry, "Lisa Claeys vs Aleksandra Janiszewska — W15 Szekesfehervar Round of 16", https://umpiry.com/match/2026-10-08/claeys-vs-janiszewska-w15-szekesfehervar-r16?utm_source=cite (as of 8 October 2026).