Aryna Sabalenka vs Marta Kostyuk · Match odds & ELO prediction
WTA Brisbane • Hard • Jan 11, 2026 • 6:10 AM
Final score
2 - 0
Winner Aryna Sabalenka
Key insights
Player performance profile
Aryna Sabalenka
100% · 5–0 on hard
Games won (last 10)
58%
10 matches tracked
Player Skillset
Based on ~12,626 points across 90 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~12,626 points across 90 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | 5.9 | 99% | Elite |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | 0.9 | 82% | Strong |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | +9.7 | 97% | Elite |
Tiebreak win % | 83% | 98% | Elite |
Percentiles compare against tour-level players in TennisTrove.
Marta Kostyuk
80% · 4–1 on hard
Games won (last 10)
63%
10 matches tracked
Player Skillset
Based on ~8,442 points across 56 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~8,442 points across 56 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | 1.9 | 75% | Strong |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | 0.8 | 82% | Strong |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | -0.8 | 42% | Shaky |
Tiebreak win % | 45% | 36% | Shaky |
Percentiles compare against tour-level players in TennisTrove.
Match Overview
Aryna Sabalenka and Marta Kostyuk are set to meet at the WTA Brisbane on January 11, 2026 in a hard-court singles match. Sabalenka enters with a 5–0 record on hard courts in 2026, while Kostyuk has posted a 4–1 mark on hard courts this season. Elo ratings point to a clear statistical advantage for Sabalenka entering this matchup. In their head-to-head history, Sabalenka leads 5–0 over Kostyuk, including a win in their most recent meeting.