| Tournament | Round | Vicki Underhill | Karen Richards |
| 22.07.2007 Winter Masters (NSW) | 1 | 309 | 411 |
| 24.03.2008 Australian Championship (VIC) | 16 | 404 | 355 |
| 23.11.2008 CENTRAL COAST CHAMPIONSHIP 08 (NSW) | 14 | 389 | 430 |
| 01.02.2009 Kempsey (NSW) | 1 | 413 | 489 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 378.75 | 421.25 | |
| Spread: | -170 | 170 | |