US OpenHardQuarter-finals20 Aug 2025 · 01:10
S. Zhang
#64 · China
VS
M. Stoiana
#167 · USA

Odds

Market
Zhang
Stoiana
Winner

Player analysis

S. Zhang comes into this match in difficult form — 0 wins from the last 5. Point statistics tell a concerning story — average DS of -14.5, meaning S. Zhang has been on the wrong side of most exchanges over five matches. The serve has been a concern — averaging only 5.2/10, leaving S. Zhang vulnerable on second serve and facing frequent return pressure.

DS -14.46Trend mixed

M. Stoiana comes into this match in difficult form — 2 wins from the last 5. Point statistics tell a concerning story — average DS of -5.3, meaning M. Stoiana has been on the wrong side of most exchanges over five matches. The serve has been a concern — averaging only 5.5/10, leaving M. Stoiana vulnerable on second serve and facing frequent return pressure. Break point efficiency is a red flag — M. Stoiana has been losing the important points, with a BP efficiency of -29 over recent matches.

DS -5.35Trend mixed

Recent form

Hard court stats

Zhang
Stat
Stoiana
55.9%
Win rate
64.8%
313–247
W–L
57–31

Avg stats — last 5

1st serve %70%
1st serve won50%
2nd serve won50%
BP converted40%
BP saved50%
Aces1
Double faults3
1st serve %60%
1st serve won60%
2nd serve won40%
BP converted30%
BP saved40%
Aces2
Double faults4