| Tournament | Round | Janet Prider | Rowena Vnuk |
| 24.08.2008 SA August Tournament (SA) | 2 | 344 | 390 |
| 08.02.2009 SA February Tournament (SA) | 1 | 389 | 411 |
| 24.05.2009 May Tournament (SA) | 3 | 387 | 391 |
| 06.02.2011 SA February (SA) | 4 | 366 | 315 |
| 14.09.2013 SA September (SA) | 1 | 395 | 429 |
| 08.03.2014 SA Championship (SA) | 2 | 344 | 346 |
| 16.05.2015 SA May (SA) | 3 | 378 | 282 |
| 18.06.2016 June SA Scrabble (SA) | 5 | 322 | 382 |
| 08.10.2016 SA October (SA) | 3 | 418 | 401 |
| Head-to-head after 9 games | 3 | 6 | |
| Average score | 371.44 | 371.88 | |