Head to head
2
Hard
0
1
Clay
0
3
Carpet
0
John McEnroe's wins on the left · Heinz Gunthardt's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1984 | Stockholm | Hard | R32 | John McEnroe | 6-3 6-3 |
| 1981 | Milan WCT | Carpet | R16 | John McEnroe | 6-2 6-3 |
| 1980 | WCT Finals | Carpet | QF | John McEnroe | 6-2 6-1 6-0 |
| 1979 | Rotterdam WCT | Carpet | R32 | John McEnroe | 6-2 6-1 |
| 1978 | Basel | Hard | QF | John McEnroe | 4-6 6-3 6-0 |
| 1978 | Toronto | Clay | R16 | John McEnroe | 7-6 6-0 |
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.