Stefan Kozlov vs Jan Choinski Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
S. Kozlov vs J. Choinski
Stefan Kozlov
USA
l
w
l
w
l
w
w
w
w
w
0
Win
1
Played
1
Win
27
Age
29
6'0" (183 cm)
Height
6'5" (196 cm)
304
C. Rank
128
103
Best Rank
126
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$291.4K
Right-Handed
Plays
Right-Handed
Jan Choinski
GBR
w
w
w
w
l
w
w
l
l
w
0
Win
1
Played
1
Win
27
Age
29
6'0" (183 cm)
Height
6'5" (196 cm)
304
C. Rank
128
103
Best Rank
126
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$291.4K
Right-Handed
Plays
Right-Handed
Head-to-head: Kozlov 0 - 1 Choinski
They have played 2 sets in total, with Stefan Kozlov winning 0 and Jan Choinski winning 2. The last match between Jan Choinski and Stefan Kozlov was at the Calgary Challenger, 15-10-2018, Round: R1, Surface: I.hard, with Jan Choinski getting the victory 6-3 6-3.
| Players | Head To Head Match Wins |
|---|---|
| Kozlov | 0 |
| Choinski | 1 |
Last 1 H2H Matches:
(R1) Calgary Challenger(10-15-18)
Jan Choinski
6
6
Stefan Kozlov
3
3
S. Kozlov vs J. Choinski H2H Profile
| Stats | ||
|---|---|---|
| $371,951 | Career Prize Money | $291,405 |
| 57.05% (344-259) | Career Total W/L | 59.18% (419-289) |
| 0 | Indoor | 1 |
| 11 | Titles | 18 |
| 0 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0.00% (0-1) |
S. Kozlov vs J. Choinski Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Stefan Kozlov has won 44.27% of points on their second serve, while Jan Choinski has won 46.54%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Stefan Kozlov, in recent form, has won 47.32% of their opponent's second serve points, while Jan Choinski has won 43.17%. The same stats for first serve returns are 30.45% and 27.18% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Stefan Kozlov has saved 49.67% of breakpoints in recent form, whereas Jan Choinski has saved 55.18% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Stefan Kozlov has won 70.27% of matches played (W/L 26/11), with Jan Choinski winning 60.00% (W/L 39/26) that gives us an overall head-to head prediction overview.
- Best surface: Stefan Kozlov has their best career surface win % on I.hard, winning 64% (W/L 86/48), and worse career win % on Grass, winning 38% (W/L 15/24). Jan Choinski has their best career surface win % on Clay, winning 64% (W/L 246/143), and worse career win % on Grass, winning 26% (W/L 6/17).
- Player level: In the last year, Stefan Kozlov has played most of their matches on the Challengers/ITF tournaments > $10K, winning 68.97% of matches (W/L 20/9), where as Jan Choinski has played most of their matches on the Challengers/ITF tournaments > $10K, winning 63.79% of matches (W/L 37/21). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 1 times before with Stefan Kozlov winning 0 times and Jan Choinski being victorious 1 times. They have played 2 sets in total, with Stefan Kozlov winning 0 and Jan Choinski winning 2.
- The last match between Stefan Kozlov and Jan Choinski was at the Calgary Challenger, 15-10-2018, Round: R1, Surface: I.hard, with Jan Choinski getting the victory 6-3 6-3.
- Head to head match duration: In past head to head matches, the average match time between these players has been 1:13:52.
- Opponent quality stats: Over the last 12 months, Stefan Kozlov has played against opponents with an average rank of 403.73 while Jan Choinski has played against players with an average rank of 242.52.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Stefan Kozlov has won 67% of deciding sets over the last 12 months, while Jan Choinski has won 78% in all matches played on tour.
- Break point conversion: In recent form, Stefan Kozlov has converted 40.82% of breakpoint opportunities, and Jan Choinski has converted 26.14% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Stefan Kozlov vs Jan Choinski Editorial Preview By TennisTipster88.
S. Kozlov vs J. Choinski H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 0 | H2H Matches Won | 1 |
| 0 | Sets Won | 2 |
| 6 | Games Won | 12 |
| 1 | Aces (Total) | 5 |
| 3 | Total Double Faults | 2 |
| 1:13:52 | Average Match Time | 1:13:52 |
| 51% (33/65) | 1st Serve % | 61% (28/46) |
| 52% (17/33) | 1st Serve Win % | 71% (20/28) |
| 47% (15/32) | 2nd Serve Win % | 67% (12/18) |
| 100% (2/2) | Break Pts Won % | 63% (5/8) |
| 30% (14/46) | Return Points Win % | 51% (33/65) |
| 0% (0/1) | Best‑of‑3 Win % | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Won Match | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 0% (0/0) |
Recent Performance Stats
2nd Serve Win %: Kozlov 50%, Choinski 53%.
Opp 2nd Serve Pts Won: Kozlov 55%, Choinski 50%.
Break Points Saved %: Kozlov 58%, Choinski 67%.
S. Kozlov Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| Champaign Challenger - 10-11-2025 | ||||
F Murphy CassoneM. Cassone | W | 7-6(3) 7-5 | ||
SF  Cedrik-Marcel StebeC. Stebe | W | 6-0 4-0 ret. | ||
QF Darwin BlanchD. Blanch | W | 6-2 6-7(7) 6-3 | ||
R2 Tyler ZinkT. Zink | W | 6-3 6-3 | ||
R1  Leo BorgL. Borg | W | 6-1 6-0 | ||
J. Choinski Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 Maia Challenger - 24-11-2025 | ||||
R1  Kilian FeldbauschK. Feldbausch | W | 6-1 7-6(5) | ||
| Bergamo Challenger - 17-11-2025 | ||||
R1  Marko TopoM. Topo | L | 7-6(3) 6-4 | ||
| Moselle Open - Metz - 03-11-2025 | ||||
R1  Lorenzo SonegoL. Sonego | L | 4-6 6-4 6-4 | ||
Q3  Kyrian JacquetK. Jacquet | W | 6-4 5-7 6-2 | ||
Q1 Harold MayotH. Mayot | W | 5-2 ret. | ||
S. Kozlov vs J. Choinski Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 57.05% (344/259) | YTD Win/Loss | 59.18% (419/289) |
| 54.26% (771/650) | Sets Win/Loss | 57.06% (938/706) |
| 51.60% (6819/6396) | Games Win/Loss | 52.98% (8151/7234) |
| 55.33% (166/134) | Hard Win/Loss | 53.10% (60/53) |
| 59.23% (77/53) | Clay Win/Loss | 63.24% (246/143) |
| 64.18% (86/48) | Indoor Hard W/L | 58.47% (107/76) |
| 38.46% (15/24) | Grass Win/Loss | 26.09% (6/17) |
| 0.23 | Aces Per Game | 0.26 |
| 1452 | Aces Total | 1987 |
| 0.33 | Double Faults Per Game | 0.13 |
| 2118 | Total Double Faults | 998 |
| 1:35:11 | Average Match Time | 1:22:12 |
| 565.19 | Average Opponent Rank | 480.77 |
| 61% (23067/37710) | 1st Serve % | 65% (26623/40816) |
| 66% (15282/23067) | 1st Serve Win % | 68% (18083/26623) |
| 48% (7078/14643) | 2nd Serve Win % | 52% (7329/14193) |
| 42% (1795/4248) | Break Points Won % (Total) | 44% (1799/4126) |
| 42% (15932/38264) | Return Points Win % | 40% (16474/40909) |
| 31.03% (9/20) | Slam W/L | 31.58% (6/13) |
| 23.53% (4/13) | Masters W/L | 33.33% (1/2) |
| 38.81% (26/41) | Main Tour W/L | 38.71% (12/19) |
| 58.62% (204/144) | Challenger W/L | 55.21% (175/142) |
| 71.13% (101/41) | Futures W/L | 66.57% (225/113) |
| 57% (336/585) | Best of 3 Sets Win % | 59% (406/687) |
| 45% (5/11) | Best of 5 Sets Win % | 45% (5/11) |
| 48% (70/146) | Tiebreaks Win % (Total) | 51% (104/202) |
| 61% (129/210) | Deciding Set Win % | 54% (122/225) |
| 87% (316/276) | 1st Set Won, Won Match | 88% (397/351) |
| 12% (316/38) | 1st Set Won, Lost Match | 12% (397/46) |
| 24% (287/68) | 1st Set Lost, Won Match | 22% (310/67) |
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