| Date | Tournament | State | Round | Robert Archer | Sal Costanzo |
|---|---|---|---|---|---|
| 26/04/1998 | Western Suburbs | VIC | 2 | 374 | 384 |
| 05/07/1998 | High Country | VIC | 11 | 332 | 330 |
| 25/10/1998 | Frankston | VIC | 4 | 279 | 386 |
| 15/11/1998 | Geelong | VIC | 6 | 374 | 376 |
| 09/09/2000 | Melbourne Club | VIC | 3 | 429 | 317 |
| 03/12/2000 | McKinnon | VIC | 5 | 345 | 464 |
| Head-to-head after 6 games | 2 | 4 | |||
| Average score | 355.50 | 376.17 | |||
| Spread | -124 | 124 | |||