Sam Groth defeated Toshihide Matsui 6-3 7-5 in the Korea Rep F1 round of 32 on hard. The upset overturned the form book — Toshihide Matsui came in leading the head-to-head 1–0. Sam Groth claimed a first win over Toshihide Matsui in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-05-05 | Korea Rep F2 | QF | hard | Toshihide Matsui | 6-4 7-6(4) |
Averages over each player's completed matches in the selected window (200 vs 94). 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