| Tournament | Round | Dave Langley | Wynne Davidson |
| 21.05.2006 Melville (WA) | 6 | 358 | 326 |
| 04.06.2006 Western Australian Championships (WA) | 4 | 343 | 276 |
| 04.06.2007 Western Australian Championships C & D (WA) | 6 | 304 | 270 |
| 24.08.2008 Rockingham (WA) | 2 | 404 | 302 |
| 15.03.2009 Bunbury 2009 (WA) | 6 | 332 | 345 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 348.2 | 303.8 | |
| Spread: | 222 | -222 | |