Kei Nishikori defeated John Isner 4-6 6-4 6-4 in the Washington final on hard. Kei Nishikori extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-03-07 | Indian Wells Masters | R16 | hard | Kei Nishikori | 1-6 7-6(2) 7-6(5) |
| 2015-03-25 | Miami Masters | QF | hard | John Isner | 6-4 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