Ernests Gulbis defeated Ryan Harrison 6-4 7-6 in the Delray Beach round of 32 on hard. The upset overturned the form book — Ryan Harrison came in leading the head-to-head 1–0, but Ernests Gulbis had been the form player, winning 4 of their last 7 on hard. Ernests Gulbis claimed a first win over Ryan Harrison in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-08-06 | Canada Masters | Q1 | hard | Ryan Harrison | 6-3 7-6(3) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About