Tennis · W75 Tianjin · 02/09, 04:00
Prediction: Haruka Kaji vs Yufei Ren
Team pages: Haruka Kaji · Yufei Ren
Prediction summary
Winner
Haruka Kaji
Yufei Ren
Estimated games
22.6
Recent form · 10 last
Haruka Kaji
3-7 (W-L)
Yufei Ren
4-6 (W-L)
Head-to-head
Haruka Kaji
1–0
Yufei Ren
(1 last)
- 13 Oct2-1 17-13W
Our model (Elo) vs Market
Rating Elo · Haruka Kaji 1493 · Yufei Ren 1508
| Haruka Kaji | Yufei Ren | |
|---|---|---|
| Our model | 48% | 52% |
| Market | 41% | 59% |
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
- Head-to-head: Haruka Kaji 1–0 Yufei Ren (1).
Statistics
| Haruka Kaji | Yufei Ren | |
|---|---|---|
| Win % | 40% | 60% |
| Win % · Clay | 50% (4) | 50% (4) |
| Sets (G-P) | 1-1.4 | 1.2-1 |
| Games (G-P) | 10.5-11.2 | 10.6-10 |
| Aces | 1.2 | 1.9 |
| Double faults | 2.4 | 2.1 |
| 1st serve % | 52.2% | 62.2% |
| Break % | 54.9% | 44.4% |
Estimated total games (ours)
22.6
H2H · Haruka Kaji 1 – 0 Yufei Ren (1)
Head-to-head (H2H) · Haruka Kaji 1–0 Yufei Ren
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| Date | Sets | Games | Res. |
|---|---|---|---|
| 13/10/25 WTA Jinan | 2-1 | 17-13 | W |
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Haruka Kaji
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| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 27/08 | Elena Milovanovic W50 Kursumlijska Banja · ~Clay |
1-2 | 13-15 | L |
| 25/08 | Amandine Hesse W50 Kursumlijska Banja · ~Clay |
2-0 | 13-10 | W |
| 20/08 | Lidia Encheva W75 Kursumlijska Banja · ~Clay |
0-2 | 4-12 | L |
| 18/08 | Sakura Hosogi W75 Kursumlijska Banja · ~Clay |
2-1 | 16-10 | W |
| 29/07 | Taylah Preston WTA Vancouver · Hard |
0-2 | 2-12 | L |
| 22/07 | Julieta Pareja W100 Evansville |
1-2 | 13-16 | L |
| 21/07 | Ankita Raina W100 Evansville |
2-0 | 12-0 | W |
| 14/07 | Lea Ma W75 Granby |
0-2 | 6-12 | L |
| 10/07 | Julieta Pareja W50 Columbus |
0-2 | 8-12 | L |
| 09/07 | Christasha McNeil W50 Columbus |
2-1 | 18-13 | W |
Yufei Ren
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| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 16/08 | Sonja Zhiyenbayeva W35 Vigo |
0-2 | 11-14 | L |
| 15/08 | Britt Du Pree W35 Vigo |
2-0 | 13-7 | W |
| 14/08 | Francisca Jorge W35 Vigo |
2-0 | 12-8 | W |
| 13/08 | Melisa Ercan W35 Vigo |
2-0 | 13-5 | W |
| 11/08 | Stephanie Judith Visscher W35 Vigo |
2-1 | 13-13 | W |
| 05/08 | Celia Cervino Ruiz W75 Ourense |
0-2 | 6-12 | L |
| 20/07 | Fiona Ferro WTA Palermo · Clay |
0-2 | 5-12 | L |
| 19/07 | Miriana Tona WTA Palermo · Clay |
2-0 | 12-3 | W |
| 18/07 | Carla Giambelli WTA Palermo · Clay |
2-1 | 17-14 | W |
| 13/07 | Lola Radivojevic WTA Rome · Clay |
0-2 | 4-12 | L |
Frequently asked questions
Who is the favourite in Haruka Kaji vs Yufei Ren?
Our model gives 56% to Yufei Ren, using surface Elo on clay.
What is the prediction based on?
On an Elo model by surface (clay) adjusted for opponent quality, compared with the market odds.

