| Tournament | Round | Karen Richards | Anne Zion |
| 12.01.2003 Open (WA) | 1 | 388 | 390 |
| 29.08.2004 Yokine (WA) | 3 | 364 | 426 |
| 06.06.2016 WA Championship (WA) | 14 | 475 | 482 |
| 04.06.2018 WA Championship (WA) | 6 | 363 | 423 |
| 04.06.2018 WA Championship (WA) | 14 | 390 | 467 |
| 07.10.2018 Rockingham (WA) | 1 | 401 | 463 |
| Head-to-head after 6 games | 0 | 6 | |
| Average score | 396.83 | 441.83 | |
| Spread: | -270 | 270 | |