Zdenek Kolar
CZE
Age 30
Liberec Challenger · CLAY
Zdenek Kolar vs Jan Kumstat prediction
27 July 2026 · Final
JK
Jan Kumstat
CZE
Age 19
Flashscore photo unavailable.
Estimates, not picks. Form, fitness and match conditions also matter.
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Tennis Abstract · 2 players · Loading ratings
Zdenek Kolar vs Jan Kumstat prediction, H2H and odds
The match has finished. The original Elo, H2H and statistical match analysis remains available below.
Zdenek Kolar vs Jan Kumstat statistical comparison
Zdenek Kolar and Jan Kumstat are compared using verified 2026 records, recent form, clay-court Elo, serve-and-return indicators and head-to-head data where a reliable record is available.
Zdenek Kolar1445.6Clay Elo
ABSOLUTE ELO GAP275.9between the players
Jan Kumstat1721.5Clay Elo
ZDENEK KOLAR PROFILEZdenek Kolar
View full profileCZE · Age 30 · Right-handed · 183 cm · Rank 196
- Hold
- 72.8%
- Break
- 28.6%
- Aces
- 3.2%
- Return points
- 40.6%
JKJAN KUMSTAT PROFILE
Jan Kumstat
View full profileCZE · Age 19 · Right-handed · Rank 191
- Hold
- 88.2%
- Break
- 26.4%
- Aces
- 11.2%
- Return points
- 39.6%
Market prices for Zdenek Kolar vs Jan Kumstat
Available pre-match bookmaker prices for both players. Market odds can move after this page is updated.
Odds and match data updated .
Zdenek Kolar recent form
- –(2) Kolar vs Radu Mihai Papoe [ROU]12-Oct-2026 · San Gregorio di Catania CH · Clay · QF—
- W(2) Kolar d. Filip Cristian Jianu [ROU]12-Oct-2026 · San Gregorio di Catania CH · Clay · R166-4 6-2
- W(2) Kolar d. Francesco Forti [ITA]12-Oct-2026 · San Gregorio di Catania CH · Clay · R327-6(5) 2-6 7-6(5)
- LMichele Ribecai [ITA] d. (1) Kolar05-Oct-2026 · Palermo CH · Clay · R166-1 6-1
- W(1) Kolar d. (Q) Dimitris Sakellaridis [GRE]05-Oct-2026 · Palermo CH · Clay · R326-4 6-4
Jan Kumstat recent form
- L(1) Jacob Fearnley [GBR] d. Kumstat12-Oct-2026 · Olbia CH · Hard · R166-4 6-3
- WKumstat d. Edas Butvilas [LTU]12-Oct-2026 · Olbia CH · Hard · R327-6(4) 7-6(5)
- LJuan Pablo Varillas [PER] d. (4) Kumstat31-Aug-2026 · Como CH · Clay · R326-4 6-3
- WKumstat d. Chun Hsin Tseng [TPE]17-Aug-2026 · Prague CH · Clay · F5-7 6-3 6-0
- W(SE) Kumstat d. Filip Cristian Jianu [ROU]17-Aug-2026 · Prague CH · Clay · SF6-1 6-4
Zdenek Kolar vs Jan Kumstat statistical comparison
Zdenek Kolar has a 49.1% win rate across 53 2026 matches. Jan Kumstat has a 82.6% win rate across 23 matches.
Across the five most recent verified results available, Zdenek Kolar is 3–1 and Jan Kumstat is 3–2. This form sample is descriptive and does not override the scheduled surface or opponent quality.
Zdenek Kolar records 72.8% of service games held and 60.3% of service points won. Jan Kumstat records 88.2% of service games held and 68.6% of service points won.
On return, Zdenek Kolar records 28.6% of return games broken and 40.6% of return points won. Jan Kumstat records 26.4% of return games broken and 39.6% of return points won.
The available ace-rate figures are 3.2% for Zdenek Kolar and 11.2% for Jan Kumstat.
Jan Kumstat holds the higher verified clay-court Elo in this comparison, with an Elo gap of 275.9 points. The rating baseline converts to 17.0% for Zdenek Kolar and 83.0% for Jan Kumstat before any separate market or contextual assessment.
Clay-court matchup factors
Jan Kumstat enters with the stronger recorded hold percentage (88.2% versus 72.8%). Zdenek Kolar has created more return-game pressure by break percentage (28.6% versus 26.4%). These indicators describe the matchup rather than guarantee an outcome; current odds and late match information can materially change the value assessment.
Match FAQ
What does the Zdenek Kolar vs Jan Kumstat prediction assess?
It compares verified 2026 player records, recent form, Clay Elo, serve-and-return indicators, H2H history and available market odds.
What is the Zdenek Kolar vs Jan Kumstat H2H record?
CourtValue has not found a reliable completed H2H record for this matchup and does not invent one.
Are the displayed odds a guaranteed pick?
No. Odds and Elo estimates can change and no prediction guarantees a result or profit. CourtValue separates statistical comparison from any separately labelled Official Pick.