| Tournament | Round | Cheah Siu Hean | Michael Tang |
| 31.10.1999 Geelong (VIC) | 4 | 380 | 449 |
| 11.04.2009 AUST CHAMPIONSHIP (WA) | 5 | 460 | 482 |
| 05.04.2010 Aus Championship (SA) | 23 | 411 | 334 |
| 01.04.2013 Australian Championship (QLD) | 6 | 382 | 421 |
| 06.04.2015 Australian Championship (VIC) | 22 | 462 | 436 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 419 | 424.4 | |
| Spread: | -27 | 27 | |