Coco Gauff vs Solana Sierra · Match odds & ELO prediction
WTA United Cup • Hard • Jan 3, 2026 • 1:10 PM
Final score
2 - 0
Winner Coco Gauff
Key insights
Player performance profile
Coco Gauff
75% · 3–1 on hard
Games won (last 10)
57%
10 matches tracked
Player Skillset
Based on ~11,410 points across 82 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~11,410 points across 82 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | 1.6 | 71% | Solid |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | 3.9 | 99% | Elite |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | +5.3 | 86% | Strong |
Tiebreak win % | 72% | 90% | Elite |
Percentiles compare against tour-level players in TennisTrove.
Solana Sierra
39% · 7–11 on hard
60% · 3–2 on clay
Games won (last 10)
55%
10 matches tracked
Player Skillset
Based on ~5,081 points across 37 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~5,081 points across 37 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | 0.3 | 53% | Solid |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | -0.5 | 55% | Solid |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | -5.3 | 14% | Vulnerable |
Tiebreak win % | 38% | 22% | Vulnerable |
Percentiles compare against tour-level players in TennisTrove.
Match Overview
Coco Gauff and Solana Sierra are set to meet at the WTA United Cup on January 3, 2026 in a hard-court singles match. Gauff enters with a 3–1 record on hard courts in 2026, while Sierra has posted a 7–11 mark on hard courts this season. Elo ratings point to a clear statistical advantage for Sierra entering this matchup. In their head-to-head history, Gauff leads 2–0 over Sierra, including a win in their most recent meeting.