| Tournament | Round | Wynne Davidson | Bonny Day |
| 05.12.1999 Marathon December (WA) | 3 | 462 | 386 |
| 08.10.2000 Rockingham (WA) | 2 | 305 | 359 |
| 08.04.2001 Nedlands (WA) | 1 | 386 | 296 |
| 25.05.2003 Melville (WA) | 5 | 354 | 247 |
| 31.05.2003 Western Australian Championships (WA) | 14 | 311 | 391 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 363.6 | 335.8 | |
| Spread: | 139 | -139 | |