Petr Nesterov and Marko Topo will clash against each other in the qualifications of the Porto Challenger for the 1st time in their career. They are scheduled to play on Monday at 11:00 am on Court 3. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Marko Topo who should win in 3 sets.
As per the initial odds, Marko Topo is the pick to win this match.
Marko Topo -> 1.67
Petr Nesterov -> 2.05
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Prediction and head to head Petr Nesterov vs. Marko Topo
There is no head to head record between Petr Nesterov and Marko Topo since this will be the first time that they will clash against each other in the main tour.
Petr Nesterov
49 - 21win/loss
298
298
WWLWWLLLLW | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 52-22 | 22-7 | 28-13 | 2-2 | 0-0 | 0-0 |
| 2025 | 39-24 | 17-8 | 19-14 | 3-2 | 0-0 | 0-0 |
| 2024 | 45-22 | 3-3 | 35-17 | 7-2 | 0-0 | 0-0 |
| 2023 | 51-22 | 30-9 | 21-13 | 0-0 | 0-0 | 0-0 |
| 2022 | 24-18 | 5-6 | 18-10 | 1-2 | 0-0 | 0-0 |
Ranked no. 300 (career-high), the Bulgarian got to the qualifications after beating Giorgio Tabacco 6-4 4-6 6-3.
In the qualifications, Nesterov defeated Tabacco (6-4 4-6 6-3). During the match, Nesterov scored 103 points vs Tabacco’s 99. Petr was pretty aggressive to blast 36 winners.
Regarding the service games, Nesterov made 4 aces and he committed only 6 double faults. Petr Nesterov lost the serve 4 times and he saved 9 break points. Furthermore, Nesterov put 59% of his first serves in, winning 62% (36/58) of the points behind his 1st serve and 48% (19/40) on the 2nd serve. Petr broke Tabacco 6 times after converting 40% of his break points (6/15).
Nesterov has a solid match record in the last 6 years having won 65% of his matches (210-113). 19-6 on hard in 2026. Talking about his performance on the same surface of this tournament, Nesterov has a compiled76-37 win-loss record in the last 6 years on hard.
The Bulgarian’s best result of the year was reaching the final in M15 Monastir,M25 Santa Margherita di Pula and M25 Gentofte.
The Bulgarian has an aggregate 49-21 win-loss record in 2026, 19-6 on hard (See FULL STATS).
Previously in the Porto Challenger
The Bulgarian has never competed in this tournament before.
Marko Topo
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 21-24 | 2-2 | 16-20 | 3-2 | 0-0 | 0-0 |
| 2025 | 45-23 | 7-1 | 30-15 | 8-6 | 0-0 | 0-1 |
| 2024 | 33-23 | 9-4 | 23-18 | 1-1 | 0-0 | 0-0 |
| 2023 | 31-26 | 0-1 | 31-19 | 0-5 | 0-0 | 0-1 |
| 2022 | 26-28 | 8-6 | 12-13 | 6-7 | 0-1 | 0-1 |
Ranked no. 362, Marko got to the qualifications after defeating Mario Gonzalez Fernandez 6-3 6-7(6) 6-3.
In the qualifications, The Serbian defeated Gonzalez Fernandez (6-3 6-76 6-3). During the match Topo scored 108 points vs Gonzalez Fernandez’s 95. Topo was extremely aggressive to blast 34 winners.
Talking about serving, Topo blasted 3 aces and he committed only 2 double faults. Marko Topo lost the serve 5 times and he saved 5 break points. Furthermore, Topo put 51% of his first serves in, winning 65% (34/52) of the points behind his 1st serve and 53% (26/49) on the 2nd serve. Topo broke Gonzalez Fernandez 7 times after converting 54% of his break points (7/13).
The Serbian’s best result of the year was getting to the final in M25 Zlatibor.
Marko has an overall 20-22 win-loss record in 2026, 1-0 on hard (See FULL STATS).
H2H Performance in the tournament
Matches, sets, games and points
| Points | Nesterov | Topo |
|---|---|---|
| Match played | 1 | 1 |
| Tot Set | 3 | 3 |
| Tot Games | 29 | 31 |
| Pts | 103-99 | 108-95 |
| Total Points | 202 | 203 |
| Winners | 36 | 34 |
| %Winners | 35% | 31% |
Both Nesterov and Topo played 1 match. Also both players started their run from the qualifications.Both players lost a set in the event. Petr Nesterov surrendered 1 set, while Marko Topo dropped 1 set. Talking about their workload, Nesterov and Topo have played the same amount of sets 3. However, Nesterov played 2 games less than Topo. Petr scored 36 winners (35% of the total points). On the other side, Marko scored 34 winners (31%).
Serve Performance
| Serve | Nesterov | Topo |
|---|---|---|
| Aces | 4 | 3 |
| Avg per match | 4 | 3 |
| 1st in | 58/98 | 52/101 |
| %1st in | 59% | 51% |
| 1st pts | 36/58 | 34/52 |
| %1st pts | 62% | 65% |
| 2nd pts | 19/40 | 26/49 |
| %2nd pts | 48% | 53% |
Nesterov scored 4 aces . Topo fired 3 aces . Nesterov won 62% points on his first serve. He very solid his second serve to win 48% of the points. On the other side, Topo won 65% of the points behind his first serve. He had a solid display on his second serve to win 53% of the points.
How they played the important points
| Breaks | Nesterov | Topo |
|---|---|---|
| Won | 6 | 7 |
| Converted | 6/15 | 7/13 |
| % Converted | 40% | 54% |
| Conceded | 13 | 10 |
| Saved | 9 | 5 |
| % Saved | 69% | 50% |
| Times Broken | 4 | 5 |
The Bulgarian broke his opponent 6 times with a 40% conversion rate. The Bulgarian conceded his serve 4 times and he saved 69% of the break points that he conceded. Topo broke his opponent 7 times with a 54% conversion rate. The Serbian conceded his serve 5 times and he saved 50% of the break points that he conceded.
| Nesterov | |||
| Q1 Tabacco |
Total | ||
|---|---|---|---|
| Score | 6-4 4-6 6-3 | ||
| Tot Set | 3 | 3 | |
| Tot Games | 29 | 29 | |
| pts | 103-99 | 103-99 | |
| Total points | 202 | 202 | |
| Winners | 36 | 36 | |
| %Winners | 35% | 35% | |
| SERVE | |||
| Aces | 4 | 4 | |
| Double Faults | 6 | 6 | |
| 1st in | 58/98 | 58/98 | |
| % 1st in | 59% | 59% | |
| 1st pts | 36/58 | 36/58 | |
| % 1st pts | 62% | 62% | |
| 2nd pts | 19/40 | 19/40 | |
| % 2nd pts | 48% | 48% | |
| Breaks | |||
| Won | 6 | 6 | |
| Converted | 6/15 | 6/15 | |
| Converted % | 40% | 40% | |
| Conceded | 13 | 13 | |
| Saved | 9/13 | 9 | |
| Saved % | 69% | 69% | |
| Times Broken | 4 | 4 | |
| Topo | |||
| Q1 Gonzalez |
Total | ||
|---|---|---|---|
| Score | 6-3 6-76 6-3 | ||
| Tot Set | 3 | 3 | |
| Tot Games | 31 | 31 | |
| pts | 108-95 | 108-95 | |
| Total points | 203 | 203 | |
| Winners | 34 | 34 | |
| %Winners | 31% | 31% | |
| SERVE | |||
| Aces | 3 | 3 | |
| Double Faults | 2 | 2 | |
| 1st in | 52/101 | 52/101 | |
| % 1st in | 51% | 51% | |
| 1st pts | 34/52 | 34/52 | |
| % 1st pts | 65% | 65% | |
| 2nd pts | 26/49 | 26/49 | |
| % 2nd pts | 53% | 53% | |
| Breaks | |||
| Won | 7 | 7 | |
| Converted | 7/13 | 7/13 | |
| Converted % | 54% | 54% | |
| Conceded | 10 | 10 | |
| Saved | 5/10 | 5 | |
| Saved % | 50% | 50% | |
| Times Broken | 5 | 5 | |
Head 2 Head
WWWWWWWWWW
WWWWWWWWWW 
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