| Tournament | Round | Arlene Williams | Karen Richards |
| 13.12.2014 Bundanoon (NSW) | 1 | 315 | 527 |
| 14.11.2020 ACT Championships (ACT) | 2 | 406 | 328 |
| 12.11.2022 ACT Championship (ACT) | 13 | 380 | 445 |
| 10.05.2025 ACT May Tournament (ACT) | 1 | 373 | 482 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 368.5 | 445.5 | |