| Tournament | Round | Liz Quantock | Marilyn Mackie |
| 28.05.2000 Melville (WA) | 1 | 295 | 363 |
| 01.04.2002 Australian Championships (WA) | 13 | 371 | 310 |
| 22.06.2003 Manning (WA) | 7 | 316 | 371 |
| 15.05.2005 Melville (WA) | 4 | 307 | 431 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 322.25 | 368.75 | |
| Spread: | -186 | 186 | |