Head to head
1
Hard
0
0
Clay
1
0
Grass
1
4
Carpet
1
Cliff Drysdale's wins on the left · Bob Carmichael's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1975 | Indianapolis | Clay | R32 | Bob Carmichael | 7-5 6-3 |
| 1974 | Johannesburg WCT | Hard | R16 | Cliff Drysdale | 6-4 6-2 |
| 1974 | Toronto WCT | Carpet | R32 | Cliff Drysdale | 6-0 6-4 |
| 1972 | Essen WCT | Carpet | R32 | Cliff Drysdale | 6-3 6-3 |
| 1972 | Quebec WCT | Carpet | R16 | Cliff Drysdale | 7-5 7-6 |
| 1972 | Richmond WCT | Carpet | R16 | Cliff Drysdale | 6-1 6-3 |
| 1971 | Vancouver WCT | Carpet | R32 | Bob Carmichael | 3-6 6-4 7-6 |
| 1970 | South Orange | Grass | R16 | Bob Carmichael | 4-6 7-6 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.