| Tournament | Round | Bob Jackman | Sal Costanzo |
| 05.07.1998 High Country (VIC) | 4 | 508 | 330 |
| 21.01.1999 City of Sydney Masters (NSW) | 6 | 368 | 349 |
| 07.05.2000 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 3 | 387 | 406 |
| 06.05.2001 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 4 | 350 | 300 |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 6 | 503 | 247 |
| 08.09.2002 Beecroft Marathon (NSW) | 11 | 501 | 285 |
| 07.10.2002 New South Wales Championships (NSW) | 15 | 381 | 347 |
| 04.05.2003 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 7 | 456 | 346 |
| 02.05.2004 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 6 | 424 | 262 |
| 18.09.2005 Australian Masters & State Challenge Trophy (VIC) | 19 | 453 | 392 |
| 10.06.2006 vic06 3 DAY (VIC) | 23 | 569 | 226 |
| 08.06.2009 Vic Championship (VIC) | 10 | 370 | 429 |
| Head-to-head after 12 games | 10 | 2 | |
| Average score | 439.16 | 326.58 | |
| Spread: | 1351 | -1351 | |