| Tournament | Round | Karen Richards | Vincent Nguyen |
| 18.08.2019 Youth Fundraiser #2 (ACT) | 5 | 607 | 286 |
| 12.11.2022 ACT Championship (ACT) | 2 | 455 | 362 |
| 12.11.2022 ACT Championship (ACT) | 9 | 400 | 448 |
| 28.01.2024 CSIM 2024 (NSW) | 1 | 418 | 394 |
| 24.02.2024 February ACT (ACT) | 4 | 428 | 275 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 461.6 | 353 | |
| Spread: | 543 | -543 | |