Sofia Costoulas vs Anouk Koevermans · Match odds & ELO prediction
Oeiras 4 (Portugal) - Qualification • Clay • Apr 20, 2026 • 12:25 PM
Final score
2 - 0
Winner Sofia Costoulas
Key insights
Player performance profile
Sofia Costoulas
80% · 4–1 on hard
Games won (last 10)
51%
10 matches tracked
Player Skillset
Based on ~1,049 points across 8 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~1,049 points across 8 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | -1.3 | 27% | Shaky |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | -0.5 | 53% | Solid |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | -11.2 | 2% | Vulnerable |
Tiebreak win % | Insufficient data | — | — |
Percentiles compare against tour-level players in TennisTrove.
Anouk Koevermans
50% · 1–1 on hard
Games won (last 10)
57%
10 matches tracked
Player Skillset
Based on ~1,244 points across 10 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~1,244 points across 10 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | -2.5 | 13% | Vulnerable |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | -4.0 | 3% | Vulnerable |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | +7.8 | 92% | Elite |
Tiebreak win % | Insufficient data | — | — |
Percentiles compare against tour-level players in TennisTrove.
Match Overview
Sofia Costoulas and Anouk Koevermans are set to meet at the Oeiras 4 (Portugal) - Qualification on April 20, 2026 in a clay-court singles match. Costoulas enters with limited recorded results on clay courts in 2026, while Koevermans has limited recorded results on clay courts this season. Based on Elo ratings, this projects as a tight matchup with neither player holding more than a slight statistical edge. Their head-to-head is currently level, with each player having recorded 1 wins.