James Duckworth and Rei Sakamoto will square off in the qualifications of the Miami Open for the 1st time in their career. They are scheduled to play on Tuesday at 12:30 pm on COURT 6. 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 James Duckworth who should win in 2 sets.
As per the initial odds, James Duckworth is the pick to win this match.
James Duckworth -> 1.363
Rei Sakamoto -> 2.93
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Prediction and head to head James Duckworth vs. Rei Sakamoto
There is no head to head record between James Duckworth and Rei Sakamoto since this will be the first time that they will fight against each other in the main tour.
James Duckworth
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 7-9 | 6-7 | 0-0 | 1-2 | 0-0 | 0-0 |
| 2024 | 42-29 | 23-14 | 2-3 | 7-7 | 10-5 | 0-0 |
| 2023 | 51-28 | 43-21 | 1-3 | 5-2 | 2-2 | 0-0 |
| 2022 | 24-27 | 20-18 | 0-2 | 0-1 | 4-6 | 0-0 |
| 2021 | 36-24 | 15-9 | 1-2 | 12-9 | 8-4 | 0-0 |
Ranked no. 95, James reached the qualifications after defeating Federico Agustin Gomez 7-5 7-5.
In the qualifications, The Australian had a good straight sets win against Agustin Gomez (7-5 7-5). During the match, Duckworth scored 86 points vs Agustin Gomez’s 71. Duckworth was very aggressive to blast 29 winners.
Talking about the service games, Duckworth was unable to score even 1 ace during the match and he committed only 3 double faults. Overall, James Duckworth was pretty effective on serve to win 78% (29/37) of his 1st serve and 54% (19/35) on the second serve. However, this didn’t prevent his to concede the serve twice. The Australian broke Agustin Gomez 4 times after converting 36% of his break points (4/11).
Duckworth has a solid win-loss record in the last 10 years having won 60% of his matches (284-186). 5-6 on hard in 2025. Talking about his performance on the same surface of this competition, Duckworth has a compiled 202-112 record in the last years on hard.
The Australian has an overall 6-8 win-loss record in 2025, 5-6 on hard (See FULL STATS).
Previously in Miami
Rei Sakamoto
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 13-8 | 11-6 | 0-0 | 2-2 | 0-0 | 0-0 |
| 2024 | 20-16 | 12-11 | 6-3 | 2-2 | 0-0 | 0-0 |
| 2023 | 7-11 | 1-4 | 5-5 | 1-2 | 0-0 | 0-0 |
| 2022 | 5-6 | 5-3 | 0-3 | 0-0 | 0-0 | 0-0 |
Ranked no. 330 (career-high), Sakamoto got to the qualifications after beating Kamil Majchrzak 6-4 6-7(5) 6-2.
In the qualifications, The Japanese defeated Majchrzak (6-4 6-75 6-2). During the match Sakamoto scored 91 points vs Majchrzak’s 77. Sakamoto was very aggressive to blast 48 winners.
About the serving games, Sakamoto struck 15 aces and he was very steady in conceding no double faults for the entire match. Overall, Rei Sakamoto was pretty effective on serve to win 83% (48/58) of his 1st serve and 54% (13/24) on the second serve. However, this didn’t prevent his to concede the serve once. Sakamoto broke Majchrzak 4 times after converting 57% of his break points (4/7).
Sakamoto’s best result of the year was reaching the semifinal in the Nonthaburi 1 Challenger.
Rei has a composed 12-7 win-loss record in 2025, 10-5 on hard (See FULL STATS).
Previously in Miami
Previously, his best result was reaching the qualifications in 2024. See his history.
H2H Performance in the tournament
Matches, sets, games and points
| Points | Duckworth | Sakamoto |
|---|---|---|
| Match played | 1 | 1 |
| Tot Set | 2 | 3 |
| Tot Games | 24 | 31 |
| Pts | 86-71 | 91-77 |
| Total Points | 157 | 168 |
| Winners | 29 | 48 |
| %Winners | 34% | 53% |
Both Duckworth and Sakamoto played 1 match. Also both players started their run from the qualifications.At the moment, Rei Sakamoto conceded 1 set while James Duckworth hasn’t conceded a set so far. Duckworth has played 1 set(s) less than Sakamoto (2 vs 3). Therefore, Duckworth played 7 games less than Sakamoto. James scored 29 winners (34% of the total points). On the other side, Rei struck 48 winners (53%).
Serve Performance
| Serve | Duckworth | Sakamoto |
|---|---|---|
| Aces | 0 | 15 |
| Avg per match | 0 | 15 |
| 1st in | 37/72 | 58/82 |
| %1st in | 51% | 71% |
| 1st pts | 29/37 | 48/58 |
| %1st pts | 78% | 83% |
| 2nd pts | 19/35 | 13/24 |
| %2nd pts | 54% | 54% |
Duckworth didn’t manage to fire a single ace to far. Sakamoto fired 15 aces . Duckworth won 78% points behind his first serve. He pretty solid on his second serve to win 54% of the points. On the other side, Sakamoto won 83% of the points behind his first serve. He had a solid display on his second serve to win 54% of the points.
How they played the important points
| Breaks | Duckworth | Sakamoto |
|---|---|---|
| Won | 4 | 4 |
| Converted | 4/11 | 4/7 |
| % Converted | 36% | 57% |
| Conceded | 7 | 1 |
| Saved | 5 | 0 |
| % Saved | 71% | 0% |
| Times Broken | 2 | 1 |
Duckworth broke his opponent 4 times with a 36% conversion rate. The Australian dropped his serve twice and he saved 71% of the break points that he conceded. Sakamoto broke his opponent 4 times with a 57% conversion rate. Sakamoto conceded his serve once and he saved 0% of the break points that he conceded.
| Duckworth | |||
| Q1 Agustin |
Total | ||
|---|---|---|---|
| Score | 7-5 7-5 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 24 | 24 | |
| pts | 86-71 | 86-71 | |
| Total points | 157 | 157 | |
| Winners | 29 | 29 | |
| %Winners | 34% | 34% | |
| SERVE | |||
| Aces | 0 | 0 | |
| Double Faults | 3 | 3 | |
| 1st in | 37/72 | 37/72 | |
| % 1st in | 51% | 51% | |
| 1st pts | 29/37 | 29/37 | |
| % 1st pts | 78% | 78% | |
| 2nd pts | 19/35 | 19/35 | |
| % 2nd pts | 54% | 54% | |
| Breaks | |||
| Won | 4 | 4 | |
| Converted | 4/11 | 4/11 | |
| Converted % | 36% | 36% | |
| Conceded | 7 | 7 | |
| Saved | 5/7 | 5 | |
| Saved % | 71% | 71% | |
| Times Broken | 2 | 2 | |
| Sakamoto | |||
| Q1 Majchrzak |
Total | ||
|---|---|---|---|
| Score | 6-4 6-75 6-2 | ||
| Tot Set | 3 | 3 | |
| Tot Games | 31 | 31 | |
| pts | 91-77 | 91-77 | |
| Total points | 168 | 168 | |
| Winners | 48 | 48 | |
| %Winners | 53% | 53% | |
| SERVE | |||
| Aces | 15 | 15 | |
| Double Faults | 0 | 0 | |
| 1st in | 58/82 | 58/82 | |
| % 1st in | 71% | 71% | |
| 1st pts | 48/58 | 48/58 | |
| % 1st pts | 83% | 83% | |
| 2nd pts | 13/24 | 13/24 | |
| % 2nd pts | 54% | 54% | |
| Breaks | |||
| Won | 4 | 4 | |
| Converted | 4/7 | 4/7 | |
| Converted % | 57% | 57% | |
| Conceded | 1 | 1 | |
| Saved | 0/1 | 0 | |
| Saved % | 0% | 0% | |
| Times Broken | 1 | 1 | |
Head 2 Head
WLWLLWLLLW
LWWLWWWLWW 
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