Yannick Mertens defeated Yuichi Sugita 6-4 6-1 in the US Open q128 on hard. The upset overturned the form book — Yuichi Sugita came in leading the head-to-head 4–0. Yannick Mertens claimed a first win over Yuichi Sugita in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-01-18 | Australian Open | Q2 | hard | Yuichi Sugita | 6-3 5-7 6-4 |
| 2016-01-14 | Australian Open | Q64 | hard | Yuichi Sugita | 6-3 5-7 6-4 |
| 2014-06-23 | Wimbledon | Q1 | grass | Yuichi Sugita | 7-5 6-3 |
| 2014-06-16 | Wimbledon | Q128 | grass | Yuichi Sugita | 7-5 6-3 |
Averages over each player's completed matches in the selected window (200 vs 199). 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