UMPIRY
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Joel Schwaerzler vs Jan Kumstat — Taipei Round of 32

TaipeiR32HardMon 2 Nov · ~15:30CENTER COURT · After 2 matches
Win probabilityWho is more likely to winToss-up
52%48%

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

Umpiry ScoreMatchup strength, 0–10 · not a probability
Schwaerzler J.5.8/10
Slight disadvantageBased on 5/6 signal groups5/6
Kumstat J.6.0/10
Even matchBased on 5/6 signal groups5/6
Why
Surface form5 of last 10 on hardSupports Schwaerzler J.
Long matches1 three-setter in 14 daysAgainst the prediction · Kumstat J.
Recent runLost last 3Both players
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 707
Hard ELO1 560
Last 104–6
Age20
PlaysLeft
EarningsCareer $367K2026 $166K
ELO1 671
Hard ELO1 523
Last 106–4
Age19
PlaysRight
EarningsCareer $76K2026 $50K

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

Schwaerzler J.Kumstat J.
FormLast 10 matches each · 2026
Win–loss4–66–4 (ahead)
Season win rate55% (35–29)74% (31–11) (ahead)
RatingUmpiry ELO
Overall ELO1707 (ahead)1671
Hard-court ELO1560 (ahead)1523
Serve vs returnLast 63 vs 39 matches
1st-serve points won72%76% (ahead)
Return points won35%39% (ahead)
Aces / match5.97.6 (ahead)
ClutchLast 63 vs 39 matches
Break points saved64%65% (ahead)

When it starts

CENTER COURT · After 2 matches · Followed by

Draw

Odds

Conditions

CENTER COURT · ~15:30 local
SurfaceHard · fast
Forecast25°C · Overcast
Wind11 km/h
Humidity80%

Court pace fast: big serves, short points.

Freshness

Last 7 & 14 days
Schwaerzler J.Kumstat J.
8 — fresherDays since last match5
0 — fresherMatches · 7 days1
0 — fresherGames · 7 days16
1 — fresherMatches · 14 days2
30 — fresherGames · 14 days45
Green marks the fresher player.

Cite this

Umpiry, "Joel Schwaerzler vs Jan Kumstat — Taipei Round of 32", https://umpiry.com/match/2026-11-02/kumstat-vs-schwaerzler-taipei-r32?utm_source=cite (as of 2 November 2026).