Sachia Vickery defeated Mayo Hibi 6-4 3-6 7-5 in the W100 Manchester 1 round of 32 on grass. The upset overturned the form book — Mayo Hibi came in leading the head-to-head 2–1. Sachia Vickery narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-20 | W60 Berkeley | SF | hard | Mayo Hibi | 6-3 6-0 |
| 2019-02-20 | W25 Rancho Santa Fe | R32 | hard | Sachia Vickery | 6-3 6-4 |
| 2014-02-17 | Surprise AZ 25K | R16 | hard | Mayo Hibi | 7-5 7-5 |
Averages over each player's completed matches in the selected window (147 vs 40). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About