| Tournament | Round | Moana Nepia | Arlene Williams |
| 15.07.2018 Winter Challenge (NSW) | 12 | 451 | 311 |
| 27.01.2020 City of Sydney International Masters (NSW) | 8 | 367 | 349 |
| 03.04.2021 OZ CHAMPS (NSW) | 8 | 373 | 406 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 397 | 355.33 | |
| Spread: | 125 | -125 | |