Gonzalo Bueno vs Jan KumstatPrediction, Head-to-Head Results, and Stats
Gonzalo Bueno and Jan Kumstat have met 1 time since 2026; Jan Kumstat leads 1–0. 1 of their meetings has been a final, with Kumstat leading those 1–0. Across all meetings Bueno has taken 0 sets to Kumstat's 2. Their most recent meeting: Jan Kumstat won at Liberec Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Bueno | Kumstat | ||
|---|---|---|---|---|
| Indicator | Gonzalo Bueno | Jan Kumstat | ||
| Wins in straight sets | 64% | 25/39 | 74% | 31/42 |
| Wins a set when losing | 33% | 11/33 | 39% | 7/18 |
| Goes to a deciding set | 35% | 25/72 | 30% | 18/60 |
| Covers −1.5 sets as favorite | 43% | 15/35 | 65% | 24/37 |
| Covers +1.5 sets as underdog | 50% | 13/26 | 67% | 12/18 |
| Tiebreak sets won | 75% | 12/16 | 52% | 11/21 |
| Wins after taking set 1 | 80% | 33/41 | 88% | 35/40 |
| Wins 2-0 after taking set 1 | 61% | 25/41 | 78% | 31/40 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Bueno 0, Kumstat 1).
Style Matchup
Playing styles and historical archetype record
Bueno
⚔️ The Gladiator
Kumstat
👑 The Complete Package
Matchup analysis
The 👑 The Complete Package archetype wins about 54% vs ⚔️ The Gladiator across 219 matches in our dataset: a stylistic lean toward Jan Kumstat.
The Complete Package players often use elite serve & return and high bp conversion to pressure the the gladiator's physical intensity.
Previous meetings
1 career meeting, newest first
Aug 2, 2026
Liberec Challenger
C Clay · Final
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Bueno | Kumstat | ||
|---|---|---|---|---|
| Outcome | Gonzalo Bueno | Jan Kumstat | ||
| 1 or more | 40% | 6/15 | 100% | 28/28 |
| 3 or more | 0% | 0/15 | 96% | 27/28 |
| 5 or more | 0% | 0/15 | 86% | 24/28 |
| 10 or more | 0% | 0/15 | 39% | 11/28 |
| 15 or more | 0% | 0/15 | 7% | 2/28 |
| 20 or more | 0% | 0/15 | 4% | 1/28 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Bueno | Kumstat |
|---|---|---|
| W-L | 7–9 | 22–7 |
| Avg odds | 2.97 | 1.68 |
| ROI % | -28.1% | +25.4% |
| Units P/L | -4.49u | +7.36u |
Travel
Last 30 days
| Metric | Bueno | Kumstat |
|---|---|---|
| Countries | 2 | 2 |
| Events | 2 | 3 |
| Matches | 5 | 11 |
| Distance | 5,342 mi · 8,597 km | 593 mi · 954 km |
| Route | CZE → JAM | CZE → GER → CZE |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Bueno has a higher win rate against shared opponents (75% vs Kumstat's 25%).
| Opponent | Bueno | Kumstat |
|---|---|---|
| Frederico Ferreira Silva | W 64 63 | W 64 75 |
| Tiago Pereira | W 63 16 76 | L 26 62 46 |
| Vitaliy Sachko | W 62 64 | L 75 06 36 |
| Yannick Hanfmann | L 46 46 | L 16 36 |
Recent Form
Last five matches per player
Valentin Royer
Kingston 1 Challenger · Quarterfinals
Aug 20
Edward Winter
Kingston 1 Challenger · 2nd Round
Aug 19
Benjamin Willwerth
Kingston 1 Challenger · 1st Round
Aug 18
Jan Kumstat
Liberec Challenger · Final
Aug 2
Norbert Gombos
Liberec Challenger · Semifinals
Aug 1
Hynek Barton
Liberec Challenger · 2nd Round
Jul 30
Pablo Martinez Gomez
Liberec Challenger · 1st Round
Jul 28
Jaime Faria
Millennium Estoril Open - Estoril · 2nd Round
Jul 23
Chun-Hsin Tseng
Prague Challenger · Final
Aug 22
Filip Cristian Jianu
Prague Challenger · Semifinals
Aug 21
Maxim Mrva
Prague Challenger · Quarterfinals
Aug 20
Sumit Nagal
Prague Challenger · 2nd Round
Aug 19
Petr Brunclik
Prague Challenger · 1st Round
Aug 18
Marvin Moeller
Hamburg Challenger · Final
Aug 16
Matheus Pucinelli De Almeida
Hamburg Challenger · Semifinals
Aug 15
Max Houkes
Hamburg Challenger · 2nd Round
Aug 13
Win rate
Matches, sets and games won · Last 12 months · 61–72 matches
| Metric | Bueno | Kumstat |
|---|---|---|
| Matches won | 54% | 69% |
| Sets won | 53% | 65% |
| Games won | 49% | 54% |
Record by tier
Head-to-head record by tournament tier
| Stage | Bueno | Kumstat |
|---|---|---|
| Finals | 0 | 1 |
| ATP Challenger Tour | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Bueno | Kumstat |
|---|---|---|
| Clay | 0 | 1 |
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