Emilio Nava and Guy Den Ouden will face off in the quarter of the Heilbronn Challenger for the 1st time in their career. They are scheduled to play on Saturday at 10:30 am on HOERTKORN COURT. In the following lines you can find the head to head analysis and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Emilio Nava who should win in 2 sets.
Emilio Nava -> 1.37
Guy Den Ouden -> 2.9
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Prediction and head to head Emilio Nava vs. Guy Den Ouden
There is no head to head record between Emilio Nava and Guy Den Ouden since this will be the first time that they will clash against each other in the main tour.
Emilio Nava
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 56-28 | 8-7 | 45-19 | 0-0 | 3-2 | 0-0 |
| 2024 | 34-34 | 16-15 | 8-9 | 8-5 | 2-5 | 0-0 |
| 2023 | 40-31 | 24-14 | 12-8 | 4-9 | 0-0 | 0-0 |
| 2022 | 41-27 | 15-15 | 14-6 | 12-6 | 0-0 | 0-0 |
| 2021 | 40-16 | 9-6 | 27-7 | 4-3 | 0-0 | 0-0 |
Ranked no. 137, Emilio got to the quarter after beating Marat Sharipov 6-3 6-3 and Diego Dedura-Palomero 6-4 6-4.
In the 2nd round, Emilio had a good straight sets win against Dedura-Palomero (6-4 6-4). During the match, Nava scored 62 points vs Dedura-Palomero’s 57. The American was pretty aggressive to blast 28 winners.
Regarding the service games, Nava fired 6 aces and he committed only 2 double faults. Emilio Nava was exceptionally efficient on serve to win 76% (28/37) of his 1st serve and 63% (15/24) on the second serve. This was the main reason for not conceding a single break during the match. The American broke Dedura-Palomero twice after converting 50% of his break points (2/4).
Overall Performance in this tournament
Nava hasn’t surrendered yet a set in this competition to win 55% of the points he played.
Nava has a solid win-loss record in the last 8 years having won 60% of his matches (222-148). 35-12 on clay in 2025. Talking about his performance on the same surface of this tournament, Nava has an aggregate104-49 record in the last 8 years on clay.
His best result of the season was conquering the title the Asuncion Challenger where he overcame Thiago Moura Monteiro in the final 7-5 6-3 and the Concepcion Challenger where he overcame Nicolas Kicker in the final 6-1 7-6(3) and the Sarasota Challenger where he beat Liam Draxl in the final 6-2 7-6(2).
Nava has a compiled 35-14 win-loss record in 2025, 35-12 on clay (See FULL STATS).
Previously in the Heilbronn Challenger
Emilio has never competed in this tournament before.
Guy Den Ouden
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 47-18 | 0-1 | 46-15 | 1-1 | 0-1 | 0-0 |
| 2024 | 35-24 | 3-7 | 28-12 | 4-5 | 0-0 | 0-0 |
| 2023 | 59-19 | 35-9 | 24-9 | 0-1 | 0-0 | 0-0 |
| 2022 | 14-12 | 12-7 | 2-2 | 0-3 | 0-0 | 0-0 |
| 2021 | 29-13 | 16-5 | 13-8 | 0-0 | 0-0 | 0-0 |
Ranked no. 187 (career-high), Guy reached the quarter after defeating Elmer Moller 7-6(5) 7-5 and Gauthier Onclin 6-3 6-2.
In the 2nd round, Guy had a good straight sets win against Onclin (6-3 6-2). During the match Den scored 56 points vs Onclin’s 34. The Dutch was pretty aggressive to blast 20 winners.
About the serving games, Den fired 5 aces and he committed only 2 double faults. Overall, Guy Den Ouden was exceptionally effective on serve to win 80% (20/25) of his 1st serve and 67% (14/21) on the second serve. However, this didn’t prevent his to concede the serve once. The Dutch broke Onclin 4 times after converting 80% of his break points (4/5).
Overall Performance in this tournament
The Dutch hasn’t dropped yet a set in the tournament to win 57% of the points he played.
Guy’s best result of the current season was reaching the final in M25 Antalya,the Kigali 2 Challenger,M25 Santa Margherita di Pula and the Prague Challenger.
The Dutch has a compiled 31-11 win-loss record in 2025, 30-10 on clay (See FULL STATS).
H2H Performance in the tournament (main draw)
Matches, sets, games and points
| Points | Nava | Den |
|---|---|---|
| Match played | 2 | 2 |
| Tot Set | 4 | 4 |
| Tot Games | 38 | 42 |
| Pts | 122-101 | 147-113 |
| Total Points | 223 | 260 |
| Winners | 58 | 54 |
| %Winners | 48% | 37% |
Both Nava and Den played 2 matches. Both players have not conceded a single set in this event so far. Talking about their workload, Nava and Den have played the same amount of sets 4. However, Nava played 4 games less than Den. The American scored 58 winners (48% of the total points). On the other side, Guy recorded 54 winners (37%).
Serve Performance
| Serve | Nava | Den |
|---|---|---|
| Aces | 12 | 6 |
| Avg per match | 6 | 3 |
| 1st in | 77/116 | 73/126 |
| %1st in | 66% | 58% |
| 1st pts | 58/77 | 54/73 |
| %1st pts | 75% | 74% |
| 2nd pts | 22/39 | 29/53 |
| %2nd pts | 56% | 55% |
Nava made 12 aces (6 per match). Den blasted 6 aces (3 per match). Nava won 75% points behind his first serve. He was rock solid on his second serve to win 56% of the points. On the other side, Den won 74% of the points on his first serve. He had a solid display on his second serve to win 55% of the points.
How they played the important points
| Breaks | Nava | Den |
|---|---|---|
| Won | 6 | 9 |
| Converted | 6/9 | 9/16 |
| % Converted | 67% | 56% |
| Conceded | 5 | 12 |
| Saved | 4 | 7 |
| % Saved | 80% | 58% |
| Times Broken | 1 | 5 |
Emilio broke his opponents 6 times with a 67% conversion rate. Nava conceded his serve once and he saved 80% of the break points that he conceded. The Dutch broke his opponents 9 times with a 56% conversion rate. Den conceded his serve 5 times and he saved 58% of the break points that he conceded.
| Nava | ||||
| R1 Sharipov | R2 Dedura-Palomero | Total | ||
|---|---|---|---|---|
| Score | 6-3 6-3 | 6-4 6-4 | ||
| Tot Set | 2 | 2 | 4 | |
| Tot Games | 18 | 20 | 38 | |
| pts | 60-44 | 62-57 | 122-101 | |
| Total points | 104 | 119 | 223 | |
| Winners | 30 | 28 | 58 | |
| %Winners | 50% | 45% | 48% | |
| SERVE | ||||
| Aces | 6 | 6 | 12 | |
| Double Faults | 2 | 2 | 4 | |
| 1st in | 40/55 | 37/61 | 77/116 | |
| % 1st in | 73% | 61% | 66% | |
| 1st pts | 30/40 | 28/37 | 58/77 | |
| % 1st pts | 75% | 76% | 75% | |
| 2nd pts | 7/15 | 15/24 | 22/39 | |
| % 2nd pts | 47% | 63% | 56% | |
| Breaks | ||||
| Won | 4 | 2 | 6 | |
| Converted | 4/5 | 2/4 | 6/9 | |
| Converted % | 80% | 50% | 67% | |
| Conceded | 5 | 0 | 5 | |
| Saved | 4/5 | 0/0 | 4 | |
| Saved % | 80% | – | 40% | |
| Times Broken | 1 | 0 | 1 | |
| Den | ||||
| R1 Moller | R2 Onclin | Total | ||
|---|---|---|---|---|
| Score | 7-65 7-5 | 6-3 6-2 | ||
| Tot Set | 2 | 2 | 4 | |
| Tot Games | 25 | 17 | 42 | |
| pts | 91-79 | 56-34 | 147-113 | |
| Total points | 170 | 90 | 260 | |
| Winners | 34 | 20 | 54 | |
| %Winners | 37% | 36% | 37% | |
| SERVE | ||||
| Aces | 1 | 5 | 6 | |
| Double Faults | 7 | 2 | 9 | |
| 1st in | 48/80 | 25/46 | 73/126 | |
| % 1st in | 60% | 54% | 58% | |
| 1st pts | 34/48 | 20/25 | 54/73 | |
| % 1st pts | 71% | 80% | 74% | |
| 2nd pts | 15/32 | 14/21 | 29/53 | |
| % 2nd pts | 47% | 67% | 55% | |
| Breaks | ||||
| Won | 5 | 4 | 9 | |
| Converted | 5/11 | 4/5 | 9/16 | |
| Converted % | 45% | 80% | 56% | |
| Conceded | 10 | 2 | 12 | |
| Saved | 6/10 | 1/2 | 7 | |
| Saved % | 60% | 50% | 55% | |
| Times Broken | 4 | 1 | 5 | |
Tennis Scores in Heilbronn Challenger
- Marco TrungellitiTrungelliti – Rodrigo Pacheco MendezPacheco Mendez (2-6 6-4 6-2) – Stats, scores, rankings
- Jakob Schnaitter/Mark WallnerSchnaitter/Mark Wallner – Mats Hermans/Giorgio RiccaHermans/Giorgio Ricca (7-62 6-4) – Stats, scores, rankings
- Ignacio BuseBuse – Francesco PassaroPassaro (3-6 6-1 6-4) – Stats, scores, rankings
- Marco Bortolotti/Cristian RodriguezBortolotti/Cristian Rodriguez – Robin Haase/Marcelo ZormannHaase/Marcelo Zormann (6-3 6-4) – Stats, scores, rankings
Upcoming matches in the draw
- Marco TrungellitiTrungelliti – (0-0) – H2H and prediction
- Facundo MenaMena – (0-0) – H2H and prediction