| Tournament | Round | Ivor Zetler | Trevor Halsall |
| 25.01.1998 City of Sydney International Masters (NSW) | 6 | 396 | 455 |
| 01.03.1998 Balmain (NSW) | 1 | 454 | 335 |
| 21.01.1999 City of Sydney Masters (NSW) | 2 | 249 | 396 |
| 21.01.1999 City of Sydney Masters (NSW) | 18 | 357 | 336 |
| 07.03.1999 Balmain (NSW) | 5 | 311 | 485 |
| 30.01.2000 City of Sydney International Masters (NSW) | 6 | 284 | 389 |
| 27.01.2003 City of Sydney International Masters (NSW) | 17 | 380 | 379 |
| 25.01.2004 City of Sydney International Masters (NSW) | 19 | 306 | 492 |
| 25.01.2009 City of Sydney International Masters (NSW) | 5 | 330 | 565 |
| 30.01.2011 City of Sydney International Masters (NSW) | 7 | 282 | 547 |
| 30.01.2011 City of Sydney International Masters (NSW) | 19 | 398 | 392 |
| 22.04.2019 2019 Australian Championship (TAS) | 18 | 322 | 519 |
| Head-to-head after 12 games | 4 | 8 | |
| Average score | 339.08 | 440.83 | |
| Spread: | -1221 | 1221 | |