
Yibing Wu and Stefan Kozlov will fight against each other in the 1st round of the Newport Challenger for the 2nd time in their career. They are scheduled to play on Wednesday at 11:30 pm on COURT 1. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Yibing Wu who should win in 2 sets.
As per the initial odds, Yibing Wu is the pick to win this match.
Yibing Wu -> 1.138
Stefan Kozlov -> 4.8
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At the challenger level, there will be free live streaming on Challenger TV.
Prediction and head to head Yibing Wu vs. Stefan Kozlov
This will be the 2nd time that Yibing Wu and Stefan Kozlov play each other. The head to head is 1-0 for Wu (see full H2H stats), but they have never played each other on grass.
The last time that they competed against each other, Wu won 6-4 6-1 in the quarter in the Cleveland Challenger back in 2023.
Yibing Wu

21 - 14win/loss
113
54
LWLWWLLWLW | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 28-20 | 17-11 | 9-4 | 1-0 | 1-5 | 0-0 |
| 2025 | 25-10 | 23-8 | 2-2 | 0-0 | 0-0 | 0-0 |
| 2024 | 9-5 | 7-4 | 2-1 | 0-0 | 0-0 | 0-0 |
| 2023 | 18-17 | 5-7 | 3-5 | 9-1 | 1-4 | 0-0 |
| 2022 | 40-7 | 20-5 | 10-2 | 10-0 | 0-0 | 0-0 |
Ranked no. 102, Yibing will start his run in the Newport Challenger after he played his last match at Wimbledon where he lost 6-4 5-7 6-4 6-4 to Djokovic in the 1st round on the 29th of June.
Wu has a compiled 21-14 win-loss record in 2026, 1-4 on grass (See FULL STATS).
His best result of the current year was winning the title the Sarasota Challenger where he overcame Stefan Dostanic in the final 6-1 4-6 6-3.
Talking about his overall career, Wu has an overall 166-95 record. He has a negative 2-8 record on grass.
Previously in the Newport Challenger
Yibing has never competed in this tournament before.
Stefan Kozlov

19 - 15win/loss
290
103
LWLLLWLLLW | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 23-24 | 7-13 | 5-5 | 8-5 | 3-1 | 0-0 |
| 2025 | 28-12 | 12-6 | 6-2 | 10-3 | 0-1 | 0-0 |
| 2024 | 37-19 | 16-9 | 17-8 | 4-2 | 0-0 | 0-0 |
| 2023 | 6-12 | 1-6 | 0-0 | 5-6 | 0-0 | 0-0 |
| 2022 | 21-34 | 14-18 | 0-5 | 4-5 | 3-6 | 0-0 |
Ranked no. 317, Kozlov reached the 1st round after defeating Aidan Mayo 7-6(3) 5-7 6-3 and Garrett Johns 6-4 6-2.
In the qualifications, The American had a good straight sets win against Johns (6-4 6-2). During the match Kozlov scored 61 points vs Johns’s 43. Kozlov was extremely aggressive to blast 21 winners.
About the serving games, Kozlov struck 4 aces and he committed only 3 double faults. Overall, Stefan Kozlov was very effective on serve to win 75% (21/28) of his 1st serve and 59% (10/17) on the second serve. However, this didn’t prevent his to concede the serve twice. Stefan broke Johns 5 times after converting 50% of his break points (5/10).
Overall Performance in this tournament
Kozlov started his run at this tournament from the qualifications. In the main draw, he has conceded 1 set in the tournament to win 54% of the points he played.
ATP Newport Challenger - Stefan Kozlov's projected path
The American has an aggregate 19-15 win-loss record in 2026, 2-0 on grass (See FULL STATS).
Previously in the Newport Challenger
Previously, his best result was reaching the 1st round in 2025. See his history.
Head 2 Head
WWWWWWWWWW
WWWWWWWWWW Tennis Scores in Newport Challenger
- Patrick MaloneyMaloney – Hayato MatsuokaMatsuoka (6-3 6-4) – See score progression
- Jason JungJung – Hiroki MoriyaMoriya (7-66 7-63) – See score progression
- Tyler ZinkZink – Ozan BarisBaris (7-62 6-3) – See score progression
- Daniel MilavskyMilavsky – Quinn VandecasteeleVandecasteele (1-6 6-3 6-3) – See score progression
- Andre IlaganIlagan – Alex RybakovRybakov (3-6 6-4 6-3) – See score progression
- Stefan KozlovKozlov – Garrett JohnsJohns (6-4 6-2) – See score progression
- Daniel MilavskyMilavsky – Quinn VandecasteeleVandecasteele (1-6 6-3 6-3) – See score progression
- Stefan KozlovKozlov – Garrett JohnsJohns (6-4 6-2) – See score progression
- Patrick MaloneyMaloney – Hayato MatsuokaMatsuoka (6-3 6-4) – See score progression
Upcoming matches in the draw
- Adrian MannarinoMannarino – Remy BertolaBertola (0-2) – H2H and prediction
- Bernard TomicTomic – (0-0) – H2H and prediction
- Mackenzie McdonaldMcdonald – Adam WaltonWalton (1-1) – H2H and prediction
- Stefan KozlovKozlov – Yibing WuWu (0-1) – H2H and prediction
- Aleksandar VukicVukic – Liam BroadyBroady (0-0) – H2H and prediction
- Alexis GalarneauGalarneau – Juan Pablo FicovichPablo Ficovich (2-0) – H2H and prediction
- Jenson BrooksbyBrooksby – Patrick MaloneyMaloney (1-1) – H2H and prediction
- August HolmgrenHolmgren – Tristan SchoolkateSchoolkate (0-0) – H2H and prediction
- Daniil GlinkaGlinka – Bu YunchaoketeYunchaokete (0-1) – H2H and prediction
- Andre IlaganIlagan – Rio NoguchiNoguchi (0-2) – H2H and prediction
- Jacob FearnleyFearnley – (1-0) – H2H and prediction







