Head to head
0
Hard
1
4
Clay
0
2
Grass
0
3
Carpet
2
Cliff Drysdale's wins on the left · Charlie Pasarell's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (12)
| 1977 | Philadelphia WCT | Carpet | R64 | Cliff Drysdale | 6-3 6-4 |
| 1973 | Kansas City | Hard | SF | Charlie Pasarell | 6-3 7-5 |
| 1972 | US Open | Grass | R32 | Cliff Drysdale | 7-5 4-6 6-4 6-3 |
| 1972 | Hollywood WCT | Clay | SF | Cliff Drysdale | 4-6 6-4 6-3 |
| 1972 | Philadelphia WCT | Carpet | R16 | Cliff Drysdale | 6-4 6-2 |
| 1972 | Richmond WCT | Carpet | QF | Cliff Drysdale | 6-4 6-3 |
| 1971 | Bologna WCT | Carpet | QF | Charlie Pasarell | 6-3 6-3 |
| 1971 | Toronto WCT | Clay | R64 | Cliff Drysdale | 6-4 6-3 |
| 1971 | Louisville WCT | Clay | R16 | Cliff Drysdale | 7-5 6-3 |
| 1971 | Washington WCT | Clay | R16 | Cliff Drysdale | 6-2 6-2 |
| 1971 | Bristol WCT | Grass | R16 | Cliff Drysdale | 7-6 6-3 |
| 1971 | Denver | Carpet | RR | Charlie Pasarell | 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.