Head to head
1
Hard
0
3
Carpet
0
John McEnroe's wins on the left · Amos Mansdorf's on the right · bar lengths share one scale
All meetings (4)
| 1990 | Canada Masters | Hard | R16 | John McEnroe | 6-2 6-4 |
| 1987 | Rotterdam | Carpet | QF | John McEnroe | 6-4 7-5 |
| 1987 | Philadelphia | Carpet | SF | John McEnroe | 5-7 6-2 6-3 |
| 1985 | Milan | Carpet | R16 | John McEnroe | 6-1 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.