| Tournament | Round | Sal Costanzo | Esther Perrins |
| 25.01.1998 City of Sydney International Masters (NSW) | 15 | 425 | 400 |
| 05.10.1998 New South Wales Championships (NSW) | 5 | 392 | 522 |
| 21.01.1999 City of Sydney Masters (NSW) | 2 | 409 | 382 |
| 08.09.2002 Beecroft Marathon (NSW) | 8 | 368 | 434 |
| 18.09.2005 Australian Masters & State Challenge Trophy (VIC) | 5 | 349 | 476 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 388.6 | 442.8 | |
| Spread: | -271 | 271 | |