Prediction: James Watt vs Rei Sakamoto
Team pages: James Watt · Rei Sakamoto
Prediction summary
Winner
James Watt
Rei Sakamoto
Estimated games
24.3
Recent form · 10 last
James Watt
6-4 (W-L)
Rei Sakamoto
6-4 (W-L)
Our model (Elo) vs Market
Rating Elo · James Watt 1467 · Rei Sakamoto 1515
| James Watt | Rei Sakamoto | |
|---|---|---|
| Our model | 43% | 57% |
| Market | 21% | 79% |
The bar above blends our model with the market: where our probability diverges most from the odds is where the model sees the widest gap.
Match keys
- Our model (surface Elo, opponent-adjusted) favours Rei Sakamoto (rating 1467 vs 1515).
Statistics
| James Watt | Rei Sakamoto | |
|---|---|---|
| Win % | 40% | 60% |
| Win % · Hard | 50% (2) | 56% (9) |
| Sets (G-P) | 1.1-1.3 | 1.4-1.2 |
| Games (G-P) | 11.9-13.3 | 13.9-13 |
| Aces | 10.7 | 12.9 |
| Double faults | 2.3 | 2.9 |
| 1st serve % | 70% | 78.6% |
| Break % | 35.6% | 38.2% |
Estimated total games (ours)
24.3
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
James Watt
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 19/09 | Sho Shimabukuro Davis Cup |
1-2 | 13-15 | L |
| 18/08 | Ugo Blanchet Challenger Quebec City · Hard |
1-2 | 14-19 | L |
| 17/08 | Tristan Boyer Challenger Quebec City · Hard |
2-0 | 13-8 | W |
| 14/06 | Alastair Gray Challenger Nottingham · Grass |
0-2 | 2-12 | L |
| 13/06 | Timofey Skatov Challenger Nottingham · Grass |
2-1 | 20-19 | W |
| 07/06 | Daniel Evans Challenger Ilkley · Grass |
0-2 | 6-12 | L |
| 02/06 | Harry Wendelken Challenger Birmingham · Grass |
1-2 | 17-19 | L |
| 01/06 | August Holmgren Challenger Birmingham · Grass |
2-0 | 13-7 | W |
| 31/05 | Antoine Ghibaudo Challenger Birmingham · Grass |
2-0 | 13-10 | W |
| 11/05 | Andres Martin Challenger Oeiras · Clay |
0-2 | 8-12 | L |
Rei Sakamoto
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 19/09 | Anton Shepp Davis Cup |
2-0 | 13-9 | W |
| 08/09 | Ji Sung Nam Challenger Shanghai · Hard |
0-2 | 10-13 | L |
| 03/09 | Frances Tiafoe US Open · Hard |
0-3 | 14-20 | L |
| 31/08 | Aleksandar Vukic US Open · Hard |
3-2 | 27-25 | W |
| 28/08 | Kei Nishikori US Open · Hard |
2-0 | 13-10 | W |
| 26/08 | Alexandre Muller US Open · Hard |
2-0 | 12-6 | W |
| 25/08 | Jay Clarke US Open · Hard |
2-1 | 16-13 | W |
| 20/08 | Luca Van Assche Challenger Quebec City · Hard |
1-2 | 16-17 | L |
| 18/08 | Jurij Rodionov Challenger Quebec City · Hard |
2-0 | 12-5 | W |
| 14/08 | Daniel Milavsky Challenger Brownsburg · Hard |
0-2 | 6-12 | L |
Frequently asked questions
Who is the favourite in James Watt vs Rei Sakamoto?
Our model gives 69% to Rei Sakamoto, using surface Elo on hard.
What is the prediction based on?
On an Elo model by surface (hard) adjusted for opponent quality, compared with the market odds.

