Katie Boulter vs Katerina Siniakova
Hard · Best of 3 · Sat 24 Oct, 05:30 UTC
Who wins the Japan Open? Title chances →Result
Katerina Siniakova won 6-1 6-4. The model had Katerina Siniakova at 56%, so the favourite came through.
Model vs. market
Katie Boultermodel 44% · market 40%
Katerina Siniakovamodel 56% · market 60%
Bar: our surface Elo model. White tick: the market, bookmaker margin (2.9%) removed.
- Katie Boulter has won 5 of the last 10 matches.
- Katerina Siniakova has won 6 of the last 10 matches.
- Katie Boulter is 12–11 on hard in 2026.
- Katerina Siniakova is 13–12 on hard in 2026.
- Katie Boulter leads the head-to-head 1–0.
Katie Boulter
- Ranking
- #58 (seed 8)
- Elo
- 1621
- Hard 2026
- 12–11
- Matches, last 14 days
- 4
- Days since last match
- 0
Last 10: 5W – 5L
- vs Antonia Ruzic · 2026-10-23Won
- vs Viktorija Golubic · 2026-10-21Won
- vs Himeno Sakatsume · 2026-10-20Won
- vs Diana Shnaider · 2026-10-13Lost
- vs Karolina Muchova · 2026-10-02Lost
- vs Mai Hontama · 2026-09-30Won
- vs Linda Noskova · 2026-09-22Lost
- vs Karolina Muchova · 2026-09-02Lost
- vs Carol Young Suh Lee · 2026-08-30Won
- vs Linda Noskova · 2026-08-15Lost
Katerina Siniakova
- Ranking
- #86
- Elo
- 1665
- Hard 2026
- 13–12
- Matches, last 14 days
- 4
- Days since last match
- 0
Last 10: 6W – 4L
- vs Mary Stoiana · 2026-10-23Won
- vs Magda Linette · 2026-10-22Won
- vs Peyton Stearns · 2026-10-20Won
- vs Liudmila Samsonova · 2026-10-13Lost
- vs Elina Svitolina · 2026-10-03Lost
- vs Magda Linette · 2026-10-01Won
- vs Naomi Osaka · 2026-09-03Lost
- vs Elisabetta Cocciaretto · 2026-08-31Won
- vs Madison Keys · 2026-08-18Lost
- vs Jessica Bouzas Maneiro · 2026-08-16Won
Head-to-head
All surfaces: Katie Boulter 1–0 Katerina Siniakova.
All 2 meetings with scores and stats →Serve and return
Career figures from the data provider.
| Boulter | Siniakova | |
|---|---|---|
| First serve in | 56.2% | 61.8% |
| Points won on 1st serve | 68.4% | 63.1% |
| Points won on 2nd serve | 45.4% | 44.7% |
| Break points saved | 55.6% | 54.0% |
| Break points converted | 45.8% | 47.1% |
| Ace rate | 5.2% | 3.1% |
| Double-fault rate | 6.4% | 6.2% |
Model estimate, not a betting tip. Not tracked as a bet. 18+. Gamble responsibly. Compare any two ratings yourself in the Elo Win Probability Calculator, or remove the margin from other prices with the no-vig calculator.
The analysis behind every pick is in the Discord
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