Win probabilityWho is more likely to winClear favourite · Szymkowiak K.
69%31%
Clear edge for Szymkowiak K. 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
Szymkowiak K.5.7/10
Slight disadvantageBased on 5/6 signal groups5/6
Marshall K.4.6/10
Heavy underdogBased on 5/6 signal groups5/6
Why
Surface form1 of last 8 on hardInformative
Recent runLost last 3Informative
Surface switchClay → HardSupports Szymkowiak K.
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 536
Hard ELO1 524
Last 104–6
Age21
ELO1 502
Hard ELO1 506
Last 104–6
Age24
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
Szymkowiak K.Marshall K.
FormLast 10 matches each · 2026
Win–loss4–64–6
Season win rate44% (4–5) (ahead)25% (1–3)
RatingUmpiry ELO
Overall ELO1536 (ahead)1502
Hard-court ELO1524 (ahead)1506
Serve vs returnLast 8 vs 1 matches
1st-serve points won69% (ahead)52%
Return points won41% (ahead)21%
Aces / match3.9 (ahead)3.0
ClutchLast 8 vs 1 matches
Break points saved53% (ahead)17%
Draw
Odds
Conditions
08:00 local
SurfaceHard
Forecast2°C · Overcast
Wind8 km/h
Humidity83%
Cite this
Umpiry, "Kacper Szymkowiak vs Kaipo Marshall — M15 Pembroke Round of 32", https://umpiry.com/match/2026-10-28/marshall-vs-szymkowiak-m15-pembroke-r32?utm_source=cite (as of 28 October 2026).