| Tournament | Round | B.J. Winzer | Khwanjai Thammaping |
| 18.03.2007 Langwarrin (VIC) | 3 | 324 | 371 |
| 24.06.2007 WSC Fundraiser (VIC) | 6 | 447 | 293 |
| 25.05.2008 Dandenong (VIC) | 6 | 417 | 444 |
| 18.01.2009 Aestival (VIC) | 6 | 319 | 360 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 376.75 | 367 | |
| Spread: | 39 | -39 | |