| Tournament | Round | Jeff Chelton | Trevor Halsall |
| 25.01.1998 City of Sydney International Masters (NSW) | 12 | 366 | 430 |
| 25.01.1998 City of Sydney International Masters (NSW) | 18 | 363 | 478 |
| 05.04.1999 Australian Championships (NSW) | 1 | 377 | 370 |
| 17.04.1999 Central Coast - Wyong (NSW) | 3 | 365 | 415 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 367.75 | 423.25 | |
| Spread: | -222 | 222 | |