Petr Bar Biryukov and Tianhui Zhang will square off in the 1st round of the Guangzhou Challenger for the 1st time in their career. They are scheduled to play on Tuesday at 1:30 pm on COURT 5. In this post, we analyze their head to head performance and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Petr Bar Biryukov who should win in 3 sets.
Petr Bar Biryukov -> 1.5
Tianhui Zhang -> 2.45
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Prediction and head to head Petr Bar Biryukov vs. Tianhui Zhang
There is no head to head record between Petr Bar Biryukov and Tianhui Zhang since this will be the first time that they will play each other in the main tour.
Petr Bar Biryukov
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 48-29 | 48-28 | 0-0 | 0-1 | 0-0 | 0-0 |
| 2024 | 43-23 | 43-22 | 0-0 | 0-1 | 0-0 | 0-0 |
| 2023 | 30-20 | 15-9 | 9-9 | 6-2 | 0-0 | 0-0 |
| 2022 | 28-17 | 25-14 | 1-2 | 2-1 | 0-0 | 0-0 |
| 2021 | 15-18 | 3-1 | 2-10 | 10-7 | 0-0 | 0-0 |
Ranked no. 313 (career-high), Petr will start his run in the Guangzhou Challenger after he played his last match in the Shanghai Challenger where he lost 6-4 6-1 to Zeppieri in the 2nd round on the 4th of September.
Bar Biryukov has a composed 34-21 win-loss record in 2025, 34-20 on hard (See FULL STATS).
Petr’s best result of the year was getting to the final in M15 Nonthaburi and M15 Astana.
Talking about his overall career, The Russian has an overall 150-99 record. He has a positive 120-66 record on hard.
Previously in the Guangzhou Challenger
The Russian has never competed in this tournament before.
Tianhui Zhang
24 - 15win/loss
684
549
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 25-20 | 16-13 | 2-2 | 7-5 | 0-0 | 0-0 |
| 2024 | 10-10 | 10-10 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2023 | 3-5 | 3-5 | 0-0 | 0-0 | 0-0 | 0-0 |
Ranked no. 568 (career-high), Tianhui reached the 1st round after beating Hao Duan 6-3 6-4 and Wishaya Trongcharoenchaikul 7-6(4) 7-5.
In the qualifications, Tianhui had a good straight sets win against Trongcharoenchaikul (7-64 7-5). During the match Zhang scored 94 points vs Trongcharoenchaikul’s 85. Tianhui was pretty aggressive to blast 41 winners.
About the serving games, Zhang recorded 7 aces and he committed only 7 double faults. Overall, Tianhui Zhang was exceptionally efficient on serve to win 73% (41/56) of his 1st serve and 58% (22/38) on the second serve. However, this didn’t prevent his to concede the serve once. Zhang broke Trongcharoenchaikul twice after converting 25% of his break points (2/8).
Overall Performance in this tournament
Zhang started his run at this tournament from the qualifications. In the main draw, he hasn’t lost yet a set in this event to win 54% of the points he played.
Zhang’s best result of the year was getting to the final in M15 Maanshan and M25 Yinchuan.
The Chinese has an overall 24-15 win-loss record in 2025, 15-8 on hard (See FULL STATS)
.Tennis Scores in Guangzhou Challenger
- Alexandr BindaBinda – Evan ZhuZhu (6-4 6-4) – See score progression
- Tianhui ZhangZhang – Wishaya TrongcharoenchaikulTrongcharoenchaikul (7-64 7-5) – See score progression
- Kasidit SamrejSamrej – Tomohiro MasabayashiMasabayashi (6-1 6-2) – See score progression
- Ramkumar RamanathanRamanathan – Seita WatanabeWatanabe (7-5 7-64) – See score progression
- Luca CastelnuovoCastelnuovo – Ye Cong MoCong Mo (4-6 6-3 7-64) – See score progression
- Yuta KikuchiKikuchi – Hanyi LiuLiu (6-4 6-3) – See score progression
- Kasidit SamrejSamrej – Tomohiro MasabayashiMasabayashi (6-1 6-2) – See score progression
- Tianhui ZhangZhang – Wishaya TrongcharoenchaikulTrongcharoenchaikul (7-6(4) 7-5) – See score progression
Upcoming matches in the draw
- Daniel EvansEvans – (0-0) – H2H and prediction
- Yasutaka UchiyamaUchiyama – Giulio ZeppieriZeppieri (0-1) – H2H and prediction
- Christopher O ConnellO Connell – Rigele TeTe (0-0) – H2H and prediction
- Billy HarrisHarris – Denis YevseyevYevseyev (0-0) – H2H and prediction
- Luca CastelnuovoCastelnuovo – Omar JasikaJasika (0-0) – H2H and prediction
- Pavel KotovKotov – Alejandro TabiloTabilo (0-2) – H2H and prediction
- Yuta ShimizuShimizu – Juan Manuel CerundoloManuel Cerundolo (1-0) – H2H and prediction
- Oliver CrawfordCrawford – Linang XiaoXiao (0-0) – H2H and prediction
- Yuta KikuchiKikuchi – Yu Hsiou HsuHsiou Hsu (0-0) – H2H and prediction
- Kasidit SamrejSamrej – Christopher EubanksEubanks (0-0) – H2H and prediction
- Gauthier OnclinOnclin – (0-0) – H2H and prediction