Diana Shnaider and Katerina Siniakova will play each other in the 1st round of the Adelaide International for the 1st time in their career. They are scheduled to compete on Tuesday at 4:00 pm on COURT 4. In this post, we analyze their head to head performance and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Diana Shnaider who should win in 3 sets.
Diana Shnaider -> 1.51
Katerina Siniakova -> 2.56
Click here to see the updated quotes and live streaming (only selected countries - USA excluded).
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Prediction and head to head Diana Shnaider vs. Katerina Siniakova
There is no head to head record between Diana Shnaider and Katerina Siniakova since this will be the first time that they will play each other in the main tour.
Diana Shnaider
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 0-1 | 0-1 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2024 | 55-23 | 31-15 | 15-5 | 0-0 | 9-3 | 0-0 |
| 2023 | 25-22 | 14-13 | 10-8 | 0-0 | 1-1 | 0-0 |
| 2022 | 58-17 | 11-4 | 46-11 | 1-2 | 0-0 | 0-0 |
| 2021 | 9-3 | 0-0 | 8-2 | 1-1 | 0-0 | 0-0 |
Ranked no. 13, Shnaider will start her run in Adelaide after she played her last match in Brisbane where she lost 6-3 4-6 6-1 to Kalinina in the 2nd round on the 31st of December.
The Russian has an overall 0-1 win-loss record in 2025, 0-1 on hard (See FULL STATS).
Talking about her overall career, Shnaider has an overall 149-68 record. She has a positive 56-33 record on hard.
Previously in Adelaide
Shnaider has never competed in this tournament before.
Katerina Siniakova
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 2-0 | 2-0 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2024 | 35-25 | 18-16 | 9-6 | 1-1 | 7-2 | 0-0 |
| 2023 | 24-20 | 18-16 | 0-1 | 0-1 | 6-2 | 0-0 |
| 2022 | 28-21 | 21-13 | 6-5 | 1-0 | 0-3 | 0-0 |
| 2021 | 23-19 | 9-10 | 7-4 | 1-3 | 6-2 | 0-0 |
Ranked no. 46, the Czech got to the 1st round after beating Cristina Bucsa 7-5 6-0 and Ashlyn Krueger 6-3 2-6 6-2.
In the qualifications, Katerina defeated Krueger (6-3 2-6 6-2). During the match Siniakova scored 97 points vs Krueger’s 88. The Czech was very aggressive to blast 28 winners.
Talking about serving, Siniakova scored 2 aces and she committed only 5 double faults. Katerina Siniakova lost the serve 4 times and she saved 10 break points. Furthermore, Siniakova put 59% of her first serves in, winning 58% (28/48) of the points behind her 1st serve and 55% (18/33) on the 2nd serve. Siniakova broke Krueger 6 times after converting 43% of her break points (6/14).
Overall Performance in this tournament
The Czech started her run at this tournament from the qualifications. In the main draw, she has conceded 1 set in the tournament to win 55% of the points she played.
The Czech has an overall 2-0 win-loss record in 2025, 2-0 on hard (See FULL STATS).
Previously in Adelaide
Previously, her best result was reaching the 2nd round in 2023 and 2024. See her history.
Tennis Scores in Adelaide
- Paula BadosaBadosa – Peyton StearnsStearns (6-75 6-3 7-5) – Stats, scores, rankings
- Yulia PutintsevaPutintseva – Donna VekicVekic (6-2 6-3) – Stats, scores, rankings
- Daria KasatkinaKasatkina – Olivia GadeckiGadecki (6-2 6-3) – Stats, scores, rankings
- Ekaterina AlexandrovaAlexandrova – Leylah Annie FernandezAnnie Fernandez (6-4 3-6 6-2) – Stats, scores, rankings
- Beatriz Haddad Maia/Laura SiegemundHaddad Maia/Laura Siegemund – Hao-Ching Chan/Lyudmyla KichenokChan/Lyudmyla Kichenok (6-4 6-0) – Stats, scores, rankings
- Marketa VondrousovaVondrousova – Anastasia PavlyuchenkovaPavlyuchenkova (6-4 6-74 6-2) – Stats, scores, rankings
- Emerson JonesJones – Xinyu WangWang (6-4 6-0) – Stats, scores, rankings
- Jaume Pla MalfeitoPla Malfeito – Alex Marti PujolrasMarti Pujolras (7-5 6-3) – Stats, scores, rankings
- Rafael MatosMatos – Alexander WeisWeis (6-3 6-0) – Stats, scores, rankings
- Felipe Meligeni Rodrigues AlvesMeligeni Rodrigues Alves – Alberto Colas SanchezColas Sanchez (6-2 7-64) – Stats, scores, rankings
- Sergio Martos GornesMartos Gornes – Afonso SalgadoSalgado (6-4 6-1) – Stats, scores, rankings
- Max Alcala GurriAlcala Gurri – Alvaro Fernandez HortaFernandez Horta (7-5 6-3) – Stats, scores, rankings
- Pol Martin TiffonMartin Tiffon – Bruno Pujol NavarroPujol Navarro (6-4 6-1) – Stats, scores, rankings
- Orlando LuzLuz – Maxime MoraMora (7-5 6-4) – Stats, scores, rankings
- Michiel De KromDe Krom – Richard ZusmanZusman (6-2 6-2) – Stats, scores, rankings
- Nikolas Sanchez-IzquierdoSanchez-Izquierdo – Georgii KravchenkoKravchenko (6-2 7-65) – Stats, scores, rankings
- Federico ZeballosZeballos – Adria Fochs DiazFochs Diaz (6-0 6-0) – Stats, scores, rankings
- Alex MartinezMartinez – Albano OlivettiOlivetti (6-4 6-4) – Stats, scores, rankings
- Dan AddedAdded – Jeroen VannesteVanneste (4-6 6-1 4-1 ret.) – Stats, scores, rankings
- Facundo Diaz AcostaDiaz Acosta – Andrey ChepelevChepelev (6-1 7-5) – Stats, scores, rankings
- Michael GeertsGeerts – Carlos Lopez MontagudLopez Montagud (6-4 6-4) – Stats, scores, rankings
- Jordi Samper-MontanaSamper-Montana – Sidane PontjodikromoPontjodikromo (6-0 6-3) – Stats, scores, rankings
- Oriol Roca BatallaRoca Batalla – Naoki TajimaTajima (6-1 6-4) – Stats, scores, rankings
Upcoming matches in the draw
- Marta KostyukKostyuk – (0-0) – H2H and prediction
- Danielle Rose CollinsRose Collins – Ons JabeurJabeur (3-1) – H2H and prediction
- Katerina SiniakovaSiniakova – (0-0) – H2H and prediction
- Jelena OstapenkoOstapenko – Magdalena FrechFrech (1-0) – H2H and prediction
- Beatriz Haddad MaiaHaddad Maia – Madison KeysKeys (2-2) – H2H and prediction
- Anna KalinskayaKalinskaya – Belinda BencicBencic (0-3) – H2H and prediction
- Marie BouzkovaBouzkova – Ludmilla SamsonovaSamsonova (2-2) – H2H and prediction
- Ekaterina AlexandrovaAlexandrova – Emma NavarroNavarro (1-0) – H2H and prediction