William Rejchtman Vinciguerra and Daniel Siniakov will square off in the qualifications of the Liberec Challenger for the 1st time in their career. They are scheduled to compete on Monday at 10:30 am on LASVIT COURT. In this post, we analyze their head to head performance and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Daniel Siniakov who should win in 2 sets.
As per the initial odds, Daniel Siniakov is the pick to win this match.
Daniel Siniakov -> 1.175
William Rejchtman Vinciguerra -> 4.25
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.
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Prediction and head to head William Rejchtman Vinciguerra vs. Daniel Siniakov
There is no head to head record between William Rejchtman Vinciguerra and Daniel Siniakov since this will be the first time that they will play each other in the main tour.
William Rejchtman Vinciguerra
19 - 22win/loss
852
852
LWLLLWWLWL | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 25-30 | 16-14 | 8-13 | 1-2 | 0-1 | 0-0 |
| 2025 | 7-9 | 6-4 | 1-3 | 0-2 | 0-0 | 0-0 |
| 2024 | 3-3 | 2-1 | 1-2 | 0-0 | 0-0 | 0-0 |
| 2023 | 1-2 | 0-0 | 1-1 | 0-1 | 0-0 | 0-0 |
Currently unranked, the Swede reached the qualifications after defeating S D Prajwal Dev 6-3 6-2.
In the qualifications, The Swede had a good straight sets win against D Prajwal Dev (6-3 6-2). During the match, Rejchtman Vinciguerra scored 62 points vs D Prajwal Dev’s 43. The Swede was exceptionally aggressive to blast 18 winners.
Talking about the service games, Rejchtman Vinciguerra made 3 aces and he committed only 3 double faults. William Rejchtman Vinciguerra was extremely efficient on serve to win 86% (18/21) of his 1st serve and 75% (18/24) on the second serve. This was the main reason for not conceding a single break during the match. Rejchtman Vinciguerra broke D Prajwal Dev 3 times after converting 30% of his break points (3/10).
Rejchtman Vinciguerra has a losing record in the last 4 years having won 45% of his matches (30-36). 3-7 on clay in 2026. In connection with his performance on the same surface of this competition, Rejchtman Vinciguerra has an overall6-13 win-loss record in the last 4 years on clay.
Rejchtman Vinciguerra has a composed 19-22 win-loss record in 2026, 3-7 on clay (See FULL STATS).
Previously in the Liberec Challenger
The Swede has never competed in this tournament before.
Daniel Siniakov
26 - 13win/loss
512
438
LWWLLLLLWL | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 28-19 | 11-4 | 17-15 | 0-0 | 0-0 | 0-0 |
| 2025 | 35-15 | 0-0 | 31-14 | 4-1 | 0-0 | 0-0 |
| 2024 | 15-8 | 4-2 | 5-3 | 6-3 | 0-0 | 0-0 |
| 2023 | 11-13 | 0-0 | 10-12 | 1-1 | 0-0 | 0-0 |
| 2022 | 38-30 | 8-5 | 27-23 | 3-2 | 0-0 | 0-0 |
Ranked no. 448, Siniakov got to the qualifications after defeating Jonas Kucera 6-3 6-0.
In the qualifications, The Czech had a good straight sets win against Kucera (6-3 6-0). During the match Siniakov scored 60 points vs Kucera’s 33. Siniakov was quite aggressive to blast 25 winners.
About the serving games, Siniakov recorded 3 aces and he committed only 3 double faults. Daniel Siniakov lost the serve once and he saved 3 break points. Furthermore, Siniakov put 67% of his first serves in, winning 76% (25/33) of the points behind his 1st serve and 50% (8/16) on the 2nd serve. Daniel broke Kucera 5 times after converting 83% of his break points (5/6).
Siniakov’s best result of the year was reaching the final in M25 Sharm ElSheikh.
Daniel has a compiled 26-13 win-loss record in 2026, 15-9 on clay (See FULL STATS).
H2H Performance in the tournament
Matches, sets, games and points
| Points | Rejchtman Vinciguerra | Siniakov |
|---|---|---|
| Match played | 1 | 1 |
| Tot Set | 2 | 2 |
| Tot Games | 17 | 15 |
| Pts | 62-43 | 60-33 |
| Total Points | 105 | 93 |
| Winners | 18 | 25 |
| %Winners | 29% | 42% |
Both Rejchtman Vinciguerra and Siniakov played 1 match. Also both players started their run from the qualifications.Both players have not lost a single set in this event so far. Talking about their workload, Rejchtman Vinciguerra and Siniakov have played the same amount of sets 2. However, Rejchtman Vinciguerra played 2 games more than Siniakov. William scored 18 winners (29% of the total points). On the other side, The Czech blasted 25 winners (42%).
Serve Performance
| Serve | Rejchtman Vinciguerra | Siniakov |
|---|---|---|
| Aces | 3 | 3 |
| Avg per match | 3 | 3 |
| 1st in | 21/45 | 33/49 |
| %1st in | 47% | 67% |
| 1st pts | 18/21 | 25/33 |
| %1st pts | 86% | 76% |
| 2nd pts | 18/24 | 8/16 |
| %2nd pts | 75% | 50% |
Rejchtman Vinciguerra recorded 3 aces . Siniakov managed to score 3 aces . Rejchtman Vinciguerra won 86% points on his first serve. He very solid his second serve to win 75% of the points. On the other side, Siniakov won 76% of the points behind his first serve. He had a solid display on his second serve to win 50% of the points.
How they played the important points
| Breaks | Rejchtman Vinciguerra | Siniakov |
|---|---|---|
| Won | 3 | 5 |
| Converted | 3/10 | 5/6 |
| % Converted | 30% | 83% |
| Conceded | 0 | 4 |
| Saved | 0 | 3 |
| % Saved | 0% | 75% |
| Times Broken | 0 | 1 |
Rejchtman Vinciguerra broke his opponent 3 times with a 30% conversion rate. William was rock solid on his serve as he has never lost a single service game after saving 0 break points. The Czech broke his opponent 5 times with a 83% conversion rate. The Czech conceded his serve once and he saved 75% of the break points that he conceded.
| Rejchtman Vinciguerra | |||
| Q1 D Prajwal Dev |
Total | ||
|---|---|---|---|
| Score | 6-3 6-2 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 17 | 17 | |
| pts | 62-43 | 62-43 | |
| Total points | 105 | 105 | |
| Winners | 18 | 18 | |
| %Winners | 29% | 29% | |
| SERVE | |||
| Aces | 3 | 3 | |
| Double Faults | 3 | 3 | |
| 1st in | 21/45 | 21/45 | |
| % 1st in | 47% | 47% | |
| 1st pts | 18/21 | 18/21 | |
| % 1st pts | 86% | 86% | |
| 2nd pts | 18/24 | 18/24 | |
| % 2nd pts | 75% | 75% | |
| Breaks | |||
| Won | 3 | 3 | |
| Converted | 3/10 | 3/10 | |
| Converted % | 30% | 30% | |
| Conceded | 0 | 0 | |
| Saved | 0/0 | 0 | |
| Saved % | – | 0% | |
| Times Broken | 0 | 0 | |
| Siniakov | |||
| Q1 Kucera |
Total | ||
|---|---|---|---|
| Score | 6-3 6-0 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 15 | 15 | |
| pts | 60-33 | 60-33 | |
| Total points | 93 | 93 | |
| Winners | 25 | 25 | |
| %Winners | 42% | 42% | |
| SERVE | |||
| Aces | 3 | 3 | |
| Double Faults | 3 | 3 | |
| 1st in | 33/49 | 33/49 | |
| % 1st in | 67% | 67% | |
| 1st pts | 25/33 | 25/33 | |
| % 1st pts | 76% | 76% | |
| 2nd pts | 8/16 | 8/16 | |
| % 2nd pts | 50% | 50% | |
| Breaks | |||
| Won | 5 | 5 | |
| Converted | 5/6 | 5/6 | |
| Converted % | 83% | 83% | |
| Conceded | 4 | 4 | |
| Saved | 3/4 | 3 | |
| Saved % | 75% | 75% | |
| Times Broken | 1 | 1 | |
Head 2 Head
WWWWWWWWWW
WWWWWWWWWW 
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