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 | 65% | 24/37 | 71% | 29/41 |
| Wins a set when losing | 31% | 10/32 | 38% | 6/16 |
| Goes to a deciding set | 33% | 23/69 | 32% | 18/57 |
| Covers −1.5 sets as favorite | 45% | 15/33 | 65% | 24/37 |
| Covers +1.5 sets as underdog | 40% | 10/25 | 67% | 12/18 |
| Tiebreak sets won | 69% | 9/13 | 58% | 11/19 |
| Wins after taking set 1 | 82% | 32/39 | 89% | 33/37 |
| Wins 2-0 after taking set 1 | 62% | 24/39 | 78% | 29/37 |
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
💥 Big Hitter
Matchup analysis
The 💥 Big Hitter archetype wins about 55% vs ⚔️ The Gladiator across 1,349 matches in our dataset: a stylistic lean toward Jan Kumstat.
Big Hitter players often use power groundstrokes and high winner count 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 | 46% | 6/13 | 100% | 19/19 |
| 3 or more | 0% | 0/13 | 95% | 18/19 |
| 5 or more | 0% | 0/13 | 74% | 14/19 |
| 10 or more | 0% | 0/13 | 37% | 7/19 |
| 15 or more | 0% | 0/13 | 5% | 1/19 |
| 20 or more | 0% | 0/13 | 5% | 1/19 |
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 | 9–5 | 18–2 |
| Avg odds | 2.27 | 1.62 |
| ROI % | +14.5% | +41.6% |
| Units P/L | +2.03u | +8.31u |
Common opponents
Results vs. opponents both players faced · Last 12 months
Bueno has a higher win rate against shared opponents (71% vs Kumstat's 43%).
| Opponent | Bueno | Kumstat |
|---|---|---|
| Juan Pablo Varillas | W 60 75 | L 46 36 |
| Carlos Taberner | L 06 26 | W |
| Frederico Ferreira Silva | W 64 63 | W 64 75 |
| Tiago Pereira | W 63 16 76 | L 26 62 46 |
| Mateus Alves | W 46 62 62 | W 63 63 |
| Vitaliy Sachko | W 62 64 | L 75 06 36 |
| Yannick Hanfmann | L 46 46 | L 16 36 |
Recent Form
Last five matches per player
Carlos Sanchez Jover
Seville Challenger · 1st Round
Sep 8
Max Schoenhaus
Como Challenger · 2nd Round
Sep 2
Joao Lucas Reis Da Silva
Como Challenger · 1st Round
Aug 31
Billy Harris
U.S. Open - New York · 1st Round Qualifying
Aug 24
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
Juan Pablo Varillas
Como Challenger · 1st Round
Aug 31
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
Win rate
Matches, sets and games won · Last 12 months · 58–69 matches
| Metric | Bueno | Kumstat |
|---|---|---|
| Matches won | 54% | 71% |
| Sets won | 52% | 66% |
| Games won | 49% | 55% |
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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