Nathan Ponwith defeated Evan Zhu 6-4 6-4 in the San Diego CH qualifying round 1 on hard. The upset overturned the form book — Evan Zhu came in ranked #600, leading the head-to-head 1–0. Nathan Ponwith claimed a first win over Evan Zhu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-18 | M25 Iowa City 1 | R16 | hard | Evan Zhu | 6-3 6-2 |
Averages over each player's completed matches in the selected window (34 vs 60). ATP, WTA & Challenger.
Zhu E.: 1 day rest · 3 matches, 59 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About