Stefan Kozlov vs Leo Borg Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
Published on 11 Nov at 06:39 AM UTC
HEAD TO HEAD
S. Kozlov vs L. Borg

USA
1
Win
Played
0
Win

SWE
1
Win
Played
0
Win
Head-to-head: Kozlov 1 - 0 Borg
They have played 2 sets in total, with Stefan Kozlov winning 2 and Leo Borg winning 0. The last match between Stefan Kozlov and Leo Borg was at the Champaign Challenger, 11-11-2025, Round: R1, Surface: I.hard, with Stefan Kozlov getting the victory 6-1 6-0.
| Players | Head To Head Match Wins |
|---|---|
| Kozlov | 1 |
| Borg | 0 |
Last 1 H2H Matches:
(R1) Champaign Challenger(11-11-25)
S. Kozlov vs L. Borg H2H Profile
S. Kozlov vs L. Borg Match Preview:
- How do Stefan Kozlov and Leo Borg compare on second serve performance? Stefan Kozlov has a slight edge, winning 46.33% of second serve points compared to Borg's 45.70%.
- Who's more effective at returning opponents’ serves recently? Kozlov again has the advantage, winning 48.91% on second serve returns and 30.24% on first serve returns, compared to Borg's 44.46% and 26.03%, respectively.
- Under pressure, Kozlov has saved 51.02% of break points, slightly better than Borg's 49.75%.
- In terms of match wins over the past year, Kozlov leads with a 63.64% win rate, while Borg has a 54.39% win rate.
- Considering career surface preferences, Kozlov excels on indoor hard courts, whereas Borg performs best on outdoor hard courts.
- Both players show equal winning percentages in their primary playing circuits, but Kozlov has faced slightly weaker average opponents compared to Borg.
- If a match extends to a deciding set, Kozlov's 60% win rate gives him a significant advantage over Borg's 35%.
- In recent break point conversion, Kozlov also marginally leads with a 37.96% success rate against Borg's 35.51%.
Editorial Prediction (November 11, 2025, UTC):
Analyzing recent performances, Stefan Kozlov shows a slight edge over Leo Borg in several key areas, including second serve points won, return games, and handling crucial break points.
Head-to-head win rates over the past year show Kozlov has a marginally higher success rate, with consistent performance even under pressure, saving more break points and converting more opportunities.
Although Leo Borg has played against higher-ranked opponents on average, Kozlov’s efficiency in deciding sets further solidifies his position as the favored competitor.
Based on current trends and past performance metrics, Stefan Kozlov appears to be the more likely winner of this upcoming tennis match.
Stefan Kozlov vs Leo Borg Editorial Preview By TennisTipster88.
S. Kozlov vs L. Borg H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 1 |
| 6 | Aces (Total) | 1 |
| 1 | Total Double Faults | 1 |
| 0:51:41 | Average Match Time | 0:51:41 |
| 58% (22/38) | 1st Serve % | 78% (31/40) |
| 91% (20/22) | 1st Serve Win % | 42% (13/31) |
| 50% (8/16) | 2nd Serve Win % | 22% (2/9) |
| 71% (5/7) | Break Pts Won % | 0% (0/0) |
| 63% (25/40) | Return Points Win % | 26% (10/38) |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
S. Kozlov Recent Matches Played
L. Borg Recent Matches Played

S. Kozlov vs L. Borg Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 56.76% (340/259) | YTD Win/Loss | 51.94% (134/124) |
| 54.04% (763/649) | Sets Win/Loss | 51.71% (302/282) |
| 51.52% (6765/6367) | Games Win/Loss | 49.84% (2731/2748) |
| 55.33% (166/134) | Hard Win/Loss | 63.33% (76/44) |
| 59.23% (77/53) | Clay Win/Loss | 48.00% (48/52) |
| 63.08% (82/48) | Indoor Hard W/L | 26.32% (10/28) |
| 38.46% (15/24) | Grass Win/Loss | 0% (0/0) |
| 0.23 | Aces Per Game | 0.31 |
| 1442 | Aces Total | 836 |
| 0.33 | Double Faults Per Game | 0.32 |
| 2109 | Total Double Faults | 866 |
| 1:35:9 | Average Match Time | 1:34:9 |
| 565.22 | Average Opponent Rank | 441.04 |
| 61% (22913/37464) | 1st Serve % | 62% (10407/16675) |
| 66% (15166/22913) | 1st Serve Win % | 67% (6977/10407) |
| 48% (7023/14551) | 2nd Serve Win % | 49% (3059/6269) |
| 42% (1778/4208) | Break Points Won % (Total) | 43% (695/1605) |
| 42% (15788/37963) | Return Points Win % | 39% (6523/16586) |
| 31.03% (9/20) | Slam W/L | 0% (0/0) |
| 23.53% (4/13) | Masters W/L | 0% (0/0) |
| 0% (0/0) | Cups W/L | 37.50% (3/5) |
| 38.81% (26/41) | Main Tour W/L | 14.29% (2/12) |
| 58.14% (200/144) | Challenger W/L | 17.14% (6/29) |
| 71.13% (101/41) | Futures W/L | 61.19% (123/78) |
| 57% (332/581) | Best of 3 Sets Win % | 52% (134/256) |
| 45% (5/11) | Best of 5 Sets Win % | 0% (0/0) |
| 48% (69/144) | Tiebreaks Win % (Total) | 53% (39/73) |
| 61% (128/209) | Deciding Set Win % | 53% (37/70) |
| 87% (312/272) | 1st Set Won, Won Match | 84% (135/114) |
| 12% (312/38) | 1st Set Won, Lost Match | 16% (135/21) |
| 24% (287/68) | 1st Set Lost, Won Match | 17% (123/21) |