Reilly Opelka and Gauthier Onclin will fight against each other in the 1st round of the Australian Open for the 1st time in their career. They are scheduled to compete on Sunday at 1:00 pm on Kia Arena. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Reilly Opelka who should win in 4 sets.
As per the initial odds, Reilly Opelka is the pick to win this match.
Reilly Opelka -> 1.25
Gauthier Onclin -> 3.94
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Prediction and head to head Reilly Opelka vs. Gauthier Onclin
There is no head to head record between Reilly Opelka and Gauthier Onclin since this will be the first time that they will play each other in the main tour.
Reilly Opelka
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 9-5 | 7-4 | 0-0 | 2-1 | 0-0 | 0-0 |
| 2024 | 8-10 | 2-8 | 0-0 | 3-1 | 3-1 | 0-0 |
| 2023 | 1-0 | 0-0 | 0-0 | 1-0 | 0-0 | 0-0 |
| 2022 | 21-15 | 10-7 | 6-5 | 4-0 | 1-3 | 0-0 |
| 2021 | 21-23 | 14-11 | 6-4 | 1-6 | 0-2 | 0-0 |
Ranked no. 171, the American will start his run at the Australian Open after he played his last match in Brisbane where he lost 4-1 ret. to Lehecka in the final on the 5th of January.
Opelka has an aggregate 4-1 win-loss record in 2025, 4-1 on hard (See FULL STATS).
Reilly’s best result of the season was reaching the final in Brisbane.
Talking about his overall career, Reilly has an overall 221-172 record. He has a positive 106-90 record on hard.
Previously at the Australian Open
Previously, his best result was reaching the 3rd round in 2022. See his history.
Gauthier Onclin
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 4-5 | 3-1 | 0-0 | 1-4 | 0-0 | 0-0 |
| 2024 | 56-27 | 27-11 | 19-13 | 10-3 | 0-0 | 0-0 |
| 2023 | 40-25 | 1-2 | 15-10 | 23-11 | 1-2 | 0-0 |
| 2022 | 54-26 | 10-8 | 36-15 | 8-3 | 0-0 | 0-0 |
| 2021 | 32-23 | 18-6 | 10-13 | 0-2 | 0-0 | 4-2 |
Ranked no. 236, the Belgian got to the 1st round after defeating Roman Andres Burruchaga 1-6 6-0 7-6(7), Aleksandar Kovacevic 3-6 7-6(5) 6-1 and Mackenzie Mcdonald 6-7(7) 7-6(5) 6-1.
In the qualifications against Mcdonald, The Belgian recovered from a 1-set down deficit before winning (6-77 7-65 6-1). During the match Onclin scored 117 points vs Mcdonald’s 101. The Belgian was pretty aggressive to blast 58 winners.
Talking about serving, Onclin couldn’t to score even 1 ace for the entire match and he committed only 2 double faults. Overall, Gauthier Onclin was very efficient on serve to win 71% (58/82) of his 1st serve and 53% (19/36) on the second serve. However, this didn’t prevent his to concede the serve twice. Onclin broke Mcdonald 4 times after converting 44% of his break points (4/9).
Overall Performance in this tournament
The Belgian started his run at this tournament from the qualifications. In the main draw, he has conceded 3 set in the tournament to win 52% of the points he played.
The Belgian has a composed 3-0 win-loss record in 2025, 3-0 on hard (See FULL STATS).
Previously at the Australian Open
Previously, his best result was reaching the qualifications in 2024. See his history.
Head 2 Head
WLLWLWWLWL
LWLLLLWWW Tennis Scores – Australian Open
- Gauthier OnclinOnclin – Mackenzie McdonaldMcdonald (6-77 7-65 6-1) – See score progression
- Cristian GarinGarin – Hugo DellienDellien (6-2 6-3) – See score progression
- Martin LandaluceLandaluce – Dalibor SvrcinaSvrcina (2-6 6-1 7-5) – See score progression
- Learner TienTien – Jozef KovalikKovalik (6-3 6-4) – See score progression
- Matteo GiganteGigante – Henrique RochaRocha (6-4 7-5) – See score progression
- Joao FonsecaFonseca – Thiago Agustin TiranteAgustin Tirante (6-4 6-1) – See score progression
- Mitchell KruegerKrueger – Yasutaka UchiyamaUchiyama (6-3 6-75 6-4) – See score progression
- Thiago Moura MonteiroMoura Monteiro – Kimmer CoppejansCoppejans (6-4 6-3) – See score progression
- Jaime FariaFaria – Mark LajalLajal (6-4 2-6 6-4) – See score progression
- Kamil MajchrzakMajchrzak – Billy HarrisHarris (7-5 6-2) – See score progression
- Aziz DougazDougaz – Borna GojoGojo (6-4 3-6 6-1) – See score progression
- Hady HabibHabib – Clement ChidekhChidekh (6-4 3-6 7-68) – See score progression
- Dominik KoepferKoepfer – Blake EllisEllis (7-5 7-5) – See score progression
- Nikoloz BasilashviliBasilashvili – Francesco PassaroPassaro (6-3 6-3) – See score progression
- Tristan BoyerBoyer – Christopher EubanksEubanks (6-4 6-4) – See score progression
- Lukas KleinKlein – Terence AtmaneAtmane (6-4 6-1) – See score progression
Upcoming matches in the draw
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- Gael MonfilsMonfils – (0-0) – H2H and prediction
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- James DuckworthDuckworth – (0-0) – H2H and prediction
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- Jan-Lennard StruffStruff – Felix Auger AliassimeAuger Aliassime (2-2) – H2H and prediction
- Pablo Carreno-BustaCarreno-Busta – Kamil MajchrzakMajchrzak (0-2) – H2H and prediction
- Nikoloz BasilashviliBasilashvili – (0-1) – H2H and prediction
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- Lucas PouillePouille – Alexander ZverevZverev (0-0) – H2H and prediction
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- Botic Van De ZandschulpVan De Zandschulp – Alex De MinaurDe Minaur (0-1) – H2H and prediction
- Christopher O ConnellO Connell – Tommy PaulPaul (1-2) – H2H and prediction
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- Taylor Harry FritzHarry Fritz – Jenson BrooksbyBrooksby (0-1) – H2H and prediction
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- Ugo HumbertHumbert – (0-0) – H2H and prediction
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- Adam WaltonWalton – Quentin HalysHalys (0-0) – H2H and prediction
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- Sebastian BaezBaez – (0-0) – H2H and prediction
- Otto VirtanenVirtanen – (0-1) – H2H and prediction
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- Tristan BoyerBoyer – Federico CoriaCoria (0-0) – H2H and prediction
- Gauthier OnclinOnclin – Reilly OpelkaOpelka (0-0) – H2H and prediction
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- Tristan SchoolkateSchoolkate – Taro DanielDaniel (1-0) – H2H and prediction
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- Gabriel DialloDiallo – (0-0) – H2H and prediction
