| Tournament | Round | Chris Ostrowski | Alex Boiko |
| 26.07.2015 Winter Masters (NSW) | 15 | 373 | 505 |
| 31.07.2016 Winter Masters (NSW) | 18 | 337 | 433 |
| 07.01.2017 Janboree (NSW) | 3 | 284 | 471 |
| 11.02.2017 WORDS Feb (NSW) | 4 | 390 | 447 |
| 30.07.2017 Winter Masters (NSW) | 9 | 384 | 352 |
| 14.10.2017 Spring Marathon (NSW) | 9 | 476 | 307 |
| 09.02.2019 WORDS SUMMER RR (NSW) | 5 | 397 | 321 |
| 21.07.2019 NSW WINTER MASTERS (NSW) | 18 | 412 | 290 |
| 08.02.2020 WORDS SUMMER (NSW) | 3 | 317 | 412 |
| 12.12.2020 BUNDANOON (NSW) | 7 | 427 | 258 |
| 16.07.2023 2023 Winter Masters (NSW) | 17 | 357 | 429 |
| 09.12.2023 Bundanoon 2023 (NSW) | 6 | 335 | 390 |
| 04.04.2026 AUS CHAMPS (ACT) | 13 | 304 | 360 |
| 04.04.2026 AUS CHAMPS (ACT) | 22 | 464 | 355 |
| Head-to-head after 14 games | 6 | 8 | |
| Average score | 375.5 | 380.71 | |