| Tournament | Round | Richard Birch | Duncan Smith |
| 14.02.1998 Wollongong WORDS Valentine (NSW) | 6 | 359 | 338 |
| 13.02.1999 Wollongong (NSW) | 8 | 465 | 261 |
| 04.12.2004 North Shore (NSW) | 3 | 366 | 357 |
| 07.01.2017 Janboree (NSW) | 3 | 355 | 397 |
| 06.01.2018 Janboree (NSW) | 8 | 345 | 319 |
| 04.01.2020 JanBoree (NSW) | 4 | 283 | 470 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 362.16 | 357 | |
| Spread: | 31 | -31 | |