| Tournament | Round | Peter Kougi | Cheah Siu Hean |
| 05.04.2010 Aus Championship (SA) | 7 | 322 | 416 |
| 25.04.2011 Aus Championship (ACT) | 22 | 431 | 468 |
| 01.04.2013 Australian Championship (QLD) | 4 | 439 | 399 |
| 01.04.2013 Australian Championship (QLD) | 13 | 512 | 426 |
| 06.04.2015 Australian Championship (VIC) | 8 | 525 | 346 |
| 06.04.2015 Australian Championship (VIC) | 21 | 427 | 409 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 442.66 | 410.66 | |
| Spread: | 192 | -192 | |