| Tournament | Round | Joan Buchanan | Bev Purkis |
| 22.05.2005 Ulladulla (NSW) | 2 | 324 | 358 |
| 16.07.2005 Winter Challenge (NSW) | 5 | 301 | 357 |
| 20.05.2007 Ulladulla 2007 (NSW) | 11 | 485 | 348 |
| 15.07.2007 Winter Challenge (NSW) | 9 | 370 | 373 |
| 16.02.2008 Wollongong WORDS Round Robin (NSW) | 8 | 329 | 416 |
| 08.01.2011 Janboree (NSW) | 8 | 372 | 372 |
| Head-to-head after 6 games | 1.5 | 4.5 | |
| Average score | 363.5 | 370.66 | |
| Spread: | -43 | 43 | |