Tennis · Challenger Shanghai · 08/09, 12:00
Prediction: Rei Sakamoto vs Ji Sung Nam
Team pages: Rei Sakamoto · Ji Sung Nam
Prediction summary
Winner
Rei Sakamoto
Ji Sung Nam
Estimated games
23
Recent form · 10 last
Rei Sakamoto
6-4 (W-L)
Ji Sung Nam
4-6 (W-L)
Our model (Elo) vs Market
Rating Elo · Rei Sakamoto 1551 · Ji Sung Nam 1494
| Rei Sakamoto | Ji Sung Nam | |
|---|---|---|
| Our model | 58% | 42% |
| Market | 93% | 7% |
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 1551 vs 1494).
- Rei Sakamoto is in better form: 70% recent wins.
Statistics
| Rei Sakamoto | Ji Sung Nam | |
|---|---|---|
| Win % | 70% | 40% |
| Win % · Hard | 70% (10) | 50% (8) |
| Sets (G-P) | 1.6-1.1 | 0.8-1.2 |
| Games (G-P) | 14.9-13.5 | 9.2-10.2 |
| Aces | 14.2 | 3.7 |
| Double faults | 3.1 | 2.6 |
| 1st serve % | 77.2% | 68.7% |
| Break % | 34.7% | 45.2% |
Estimated total games (ours)
23
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Rei Sakamoto
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 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 |
| 13/08 | Dhakshineswar Suresh Challenger Brownsburg · Hard |
2-0 | 13-8 | W |
| 12/08 | Ugo Blanchet Challenger Brownsburg · Hard |
2-1 | 20-19 | W |
Ji Sung Nam
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 07/09 | Kaito Uesugi Challenger Shanghai · Hard |
2-0 | 13-7 | W |
| 06/09 | Joshua Charlton Challenger Shanghai · Hard |
2-0 | 13-8 | W |
| 30/08 | Dominik Palan Challenger Zhangjiagang · Hard |
0-2 | 7-12 | L |
| 31/05 | Jan Kumstat Challenger Prostejov · Clay |
0-2 | 8-12 | L |
| 24/05 | Laurent Lokoli Challenger Vicenza · Clay |
0-2 | 9-13 | L |
| 12/04 | Marat Sharipov Challenger Busan · Hard |
0-2 | 5-12 | L |
| 31/03 | Braden Shick Challenger Miyazaki · Hard |
0-2 | 6-12 | L |
| 30/03 | Yuta Kikuchi Challenger Miyazaki · Hard |
2-0 | 12-8 | W |
| 29/03 | Takuya Kumasaka Challenger Miyazaki · Hard |
2-0 | 12-6 | W |
| 25/01 | Marek Gengel Challenger Phan Thiet Qual · Hard |
0-2 | 7-12 | L |
Frequently asked questions
Who is the favourite in Rei Sakamoto vs Ji Sung Nam?
Our model gives 77% 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.