Head to head
1
Clay
0
1
Carpet
0
Heinz Gunthardt's wins on the left · Gilles Moretton's on the right · bar lengths share one scale
All meetings (2)
| 1980 | Bastad | Clay | R32 | Heinz Gunthardt | 7-5 3-6 6-2 |
| 1980 | Philadelphia WCT | Carpet | R32 | Heinz Gunthardt | 6-3 6-3 |
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.