Andrea Collarini and Mariano Kestelboim will face off in the qualifications of the Montevideo Challenger for the 3rd time in their career. They are scheduled to compete on Monday at 4:00 pm on CANCHA 1. In the following paragraphs, you can find the head to head analysis and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Andrea Collarini who should win in 3 sets.
Andrea Collarini -> 1.444
Mariano Kestelboim -> 2.53
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Prediction and head to head Andrea Collarini vs. Mariano Kestelboim
This will be the 3rd time that Andrea Collarini and Mariano Kestelboim face off. The head to head is 1-1 for Collarini and Kestelboim (see full H2H stats),but they are 1-1 on clay.
The last time that they fought against each other, Kestelboim won 3-6 6-3 7-6(8) in the semifinal in M25 Punta del Este back in February 2025.
Andrea Collarini
37 - 31win/loss
272
177
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 37-32 | 1-3 | 36-28 | 0-0 | 0-1 | 0-0 |
| 2024 | 45-26 | 0-1 | 45-25 | 0-0 | 0-0 | 0-0 |
| 2023 | 26-32 | 0-3 | 26-28 | 0-0 | 0-1 | 0-0 |
| 2022 | 23-30 | 3-3 | 20-26 | 0-0 | 0-1 | 0-0 |
| 2021 | 25-37 | 0-2 | 25-34 | 0-0 | 0-1 | 0-0 |
Ranked no. 273, Andrea got to the qualifications after beating Boris Arias 6-0 6-1.
In the qualifications, Collarini had a good straight sets win against Arias (6-0 6-1). During the match, Collarini scored 55 points vs Arias’s 30. Andrea was extremely aggressive to blast 25 winners.
Regarding the service games, Collarini scored just 1 ace in the encounter and he committed only 4 double faults. Andrea Collarini conceded no breaks for the entire match to save 3 break points. Furthermore, Collarini put 70% of his first serves in, winning 78% (25/32) of the points behind his 1st serve and 43% (6/14) on the 2nd serve. Andrea broke Arias 5 times after converting 45% of his break points (5/11).
Collarini has good win-loss record in the last 10 years having won 55% of his matches (339-278). 35-27 on clay in 2025. Talking about his performance on the same surface of this event, Collarini has a compiled 331-247 record in the last years on clay.
Andrea’s best result of the current year was getting to the semifinal in M25 Punta del Este,the Tallahassee Challenger,the San Miguel de Tucuman Challenger and the Santa Fe Challenger.
Andrea has an aggregate 36-31 win-loss record in 2025, 35-27 on clay (See FULL STATS).
Previously in the Montevideo Challenger
Mariano Kestelboim
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 37-26 | 0-0 | 37-25 | 0-1 | 0-0 | 0-0 |
| 2024 | 32-20 | 2-1 | 30-19 | 0-0 | 0-0 | 0-0 |
| 2023 | 20-11 | 2-1 | 18-10 | 0-0 | 0-0 | 0-0 |
| 2022 | 15-14 | 0-0 | 15-14 | 0-0 | 0-0 | 0-0 |
| 2021 | 22-23 | 1-4 | 21-19 | 0-0 | 0-0 | 0-0 |
Ranked no. 398, Mariano got to the qualifications after defeating Juan Pablo Irigoin 6-1 6-1.
In the qualifications, Mariano had a good straight sets win against Pablo Irigoin (6-1 6-1). During the match Kestelboim scored 55 points vs Pablo Irigoin’s 22. Mariano was quite aggressive to blast 20 winners.
Talking about serving, Kestelboim couldn’t to score even 1 ace for the entire match and he committed only 1 double fault for the entire match. Overall, Mariano Kestelboim was exceptionally efficient on serve to win 74% (20/27) of his 1st serve and 60% (9/15) on the second serve. However, this didn’t prevent his to concede the serve once. Kestelboim broke Pablo Irigoin 6 times after converting 67% of his break points (6/9).
The Argentine’s best result of the current season was reaching the final in M25 Punta del Este and M25 Lujan.
The Argentine has an overall 37-25 win-loss record in 2025, 37-24 on clay (See FULL STATS).
Previously in the Montevideo Challenger
Previously, his best result was reaching the 1st round in 2016. See his history.
H2H Performance in the tournament
Matches, sets, games and points
| Points | Collarini | Kestelboim |
|---|---|---|
| Match played | 1 | 1 |
| Tot Set | 2 | 2 |
| Tot Games | 13 | 14 |
| Pts | 55-30 | 55-22 |
| Total Points | 85 | 77 |
| Winners | 25 | 20 |
| %Winners | 45% | 36% |
Both Collarini and Kestelboim played 1 match. Also both players started their run from the qualifications.Both players have not surrendered a single set in this event so far. Talking about their workload, Collarini and Kestelboim have played the same amount of sets 2. However, Collarini played 1 game less than Kestelboim. The Argentine scored 25 winners (45% of the total points). On the other side, The Argentine managed to score 20 winners (36%).
Serve Performance
| Serve | Collarini | Kestelboim |
|---|---|---|
| Aces | 1 | 0 |
| Avg per match | 1 | 0 |
| 1st in | 32/46 | 27/42 |
| %1st in | 70% | 64% |
| 1st pts | 25/32 | 20/27 |
| %1st pts | 78% | 74% |
| 2nd pts | 6/14 | 9/15 |
| %2nd pts | 43% | 60% |
Collarini bagged 1 ace . Kestelboim didn’t manage to fire a single ace to far. Collarini won 78% points behind his first serve. He had a solid display on his second serve to win 43% of the points. On the other side, Kestelboim won 74% of the points behind his first serve. He had a solid display on his second serve to win 60% of the points.
How they played the important points
| Breaks | Collarini | Kestelboim |
|---|---|---|
| Won | 5 | 6 |
| Converted | 5/11 | 6/9 |
| % Converted | 45% | 67% |
| Conceded | 3 | 4 |
| Saved | 3 | 3 |
| % Saved | 100% | 75% |
| Times Broken | 0 | 1 |
The Argentine broke his opponent 5 times with a 45% conversion rate. Collarini was rock solid on his serve as he has never conceded a single service game after saving 3 break points. Mariano broke his opponent 6 times with a 67% conversion rate. The Argentine conceded his serve once and he saved 75% of the break points that he conceded.
| Collarini | |||
| Q1 Arias | Total | ||
|---|---|---|---|
| Score | 6-0 6-1 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 13 | 13 | |
| pts | 55-30 | 55-30 | |
| Total points | 85 | 85 | |
| Winners | 25 | 25 | |
| %Winners | 45% | 45% | |
| SERVE | |||
| Aces | 1 | 1 | |
| Double Faults | 4 | 4 | |
| 1st in | 32/46 | 32/46 | |
| % 1st in | 70% | 70% | |
| 1st pts | 25/32 | 25/32 | |
| % 1st pts | 78% | 78% | |
| 2nd pts | 6/14 | 6/14 | |
| % 2nd pts | 43% | 43% | |
| Breaks | |||
| Won | 5 | 5 | |
| Converted | 5/11 | 5/11 | |
| Converted % | 45% | 45% | |
| Conceded | 3 | 3 | |
| Saved | 3/3 | 3 | |
| Saved % | 100% | 100% | |
| Times Broken | 0 | 0 | |
| Kestelboim | |||
| Q1 Pablo | Total | ||
|---|---|---|---|
| Score | 6-1 6-1 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 14 | 14 | |
| pts | 55-22 | 55-22 | |
| Total points | 77 | 77 | |
| Winners | 20 | 20 | |
| %Winners | 36% | 36% | |
| SERVE | |||
| Aces | 0 | 0 | |
| Double Faults | 1 | 1 | |
| 1st in | 27/42 | 27/42 | |
| % 1st in | 64% | 64% | |
| 1st pts | 20/27 | 20/27 | |
| % 1st pts | 74% | 74% | |
| 2nd pts | 9/15 | 9/15 | |
| % 2nd pts | 60% | 60% | |
| Breaks | |||
| Won | 6 | 6 | |
| Converted | 6/9 | 6/9 | |
| Converted % | 67% | 67% | |
| Conceded | 4 | 4 | |
| Saved | 3/4 | 3 | |
| Saved % | 75% | 75% | |
| Times Broken | 1 | 1 | |
Upcoming matches in the draw
- Andrea CollariniCollarini – Mariano KestelboimKestelboim (1-1) – H2H and prediction
- Nicolas KickerKicker – David Jorda SanchisJorda Sanchis (0-0) – H2H and prediction
- Nicolas BarrientosBarrientos – Facundo MenaMena (1-0) – H2H and prediction
- Marco CecchinatoCecchinato – Facundo Diaz AcostaDiaz Acosta (0-1) – H2H and prediction
- Murkel Alejandro Dellien VelascoAlejandro Dellien Velasco – Guido Ivan JustoIvan Justo (2-0) – H2H and prediction
- Carlos TabernerTaberner – (1-0) – H2H and prediction
- Santiago Fa Rodriguez TavernaFa Rodriguez Taverna – Mariano NavoneNavone (1-0) – H2H and prediction
- Sebastian BaezBaez – Alvaro Guillen MezaGuillen Meza (0-0) – H2H and prediction
- Franco RoncadelliRoncadelli – Genaro Alberto OlivieriAlberto Olivieri (1-0) – H2H and prediction