| Tournament | Round | Penny Wells | Betty Coleman |
| 12.07.1998 Chatswood (NSW) | 5 | 389 | 347 |
| 04.10.1999 New South Wales Championships (NSW) | 7 | 370 | 358 |
| 14.11.1999 Sydney (NSW) | 2 | 339 | 438 |
| 08.04.2001 Blacktown (NSW) | 4 | 370 | 360 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 367 | 375.75 | |
| Spread: | -35 | 35 | |