| Tournament | Round | Susan Roberts | Arnold Appelhof |
| 12.03.2022 SA Scrabble Champs (SA) | 5 | 373 | 385 |
| 12.03.2022 SA Scrabble Champs (SA) | 10 | 384 | 411 |
| 09.03.2024 SA CHAMPS 2024 (SA) | 8 | 377 | 405 |
| 30.03.2024 National Championship (WA) | 20 | 328 | 397 |
| 19.04.2025 National Championship and Plate (SA) | 12 | 489 | 382 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 390.2 | 396 | |
| Spread: | -29 | 29 | |