| Date | Tournament | State | Round | Trevor Halsall | Tony Sim |
|---|---|---|---|---|---|
| 04/04/1994 | Australian Championships | WA | 5 | 372 | 268 |
| 17/04/1995 | Australian Open Double Dictionary Championship | QLD | 6 | 404 | 331 |
| 17/04/1995 | Australian Open Double Dictionary Championship | QLD | 18 | 332 | 426 |
| 20/01/1996 | Australian Open - Lasseters Indoor | NT | 11 | 386 | 455 |
| 01/04/2002 | Australian Championships | WA | 4 | 400 | 395 |
| 11/04/2009 | AUST CHAMPIONSHIP | WA | 8 | 507 | 367 |
| 11/04/2009 | AUST CHAMPIONSHIP | WA | 16 | 509 | 486 |
| Head-to-head after 7 games | 5 | 2 | |||
| Average score | 415.71 | 389.71 | |||
| Spread | 182 | -182 | |||