Head to head
0
Hard
1
1
Grass
0
1
Carpet
0
Sandy Mayer's wins on the left · Colin Dibley's on the right · bar lengths share one scale
All meetings (3)
| 1980 | Surbiton | Grass | R32 | Sandy Mayer | 7-5 6-4 |
| 1979 | Rancho Mirage | Hard | R32 | Colin Dibley | 6-7 6-4 6-3 |
| 1975 | St. Petersburg WCT | Carpet | R16 | Sandy Mayer | 6-4 6-2 |
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.