| Tournament | Round | Bettina Tonkin | Liz Quantock |
| 19.03.2000 Bunbury (WA) | 2 | 343 | 329 |
| 01.04.2002 Australian Championships (WA) | 11 | 341 | 332 |
| 11.01.2004 January Maximin (WA) | 7 | 430 | 288 |
| 04.04.2004 Warmup Marathon (WA) | 3 | 463 | 353 |
| 04.04.2004 Warmup Marathon (WA) | 8 | 446 | 307 |
| 19.06.2004 Western Australian Championships (WA) | 1 | 370 | 306 |
| 19.06.2004 Western Australian Championships (WA) | 16 | 358 | 272 |
| 12.09.2004 Maximin (WA) | 1 | 395 | 316 |
| 21.11.2004 Hamersley (WA) | 5 | 344 | 282 |
| 26.02.2006 Mandurah (WA) | 6 | 419 | 349 |
| 19.11.2006 Coogee (WA) | 7 | 357 | 344 |
| 18.02.2007 Fremantle (WA) | 7 | 259 | 366 |
| 08.07.2007 Bassendean (WA) | 1 | 362 | 315 |
| Head-to-head after 13 games | 12 | 1 | |
| Average score | 375.92 | 319.92 | |
| Spread: | 728 | -728 | |