| Tournament | Round | John Spaan | Michael Adler |
| 17.11.2007 ACT Champs 2007 (ACT) | 12 | 336 | 346 |
| 23.02.2013 Summer Lovin' (ACT) | 1 | 415 | 322 |
| 29.06.2013 Winter Open (ACT) | 7 | 435 | 425 |
| 30.08.2014 almost free (ACT) | 1 | 421 | 386 |
| 13.12.2014 Bundanoon (NSW) | 4 | 432 | 266 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 407.8 | 349 | |
| Spread: | 294 | -294 | |