| Tournament | Round | Betty Mitchell | Eva Ellis |
| 19.07.1998 July (SA) | 3 | 291 | 310 |
| 25.10.1998 October (SA) | 2 | 318 | 331 |
| 14.02.1999 South Australian Championships (SA) | 1 | 380 | 243 |
| 16.10.2004 Unley October (SA) | 3 | 431 | 297 |
| 20.02.2005 February (SA) | 7 | 337 | 307 |
| 21.08.2005 August (SA) | 3 | 315 | 385 |
| 11.09.2005 September (SA) | 3 | 324 | 372 |
| 05.02.2006 Round Robin (SA) | 6 | 348 | 359 |
| 19.08.2006 SA August Tournament (SA) | 1 | 411 | 350 |
| 22.10.2006 October Tournament (SA) | 2 | 379 | 295 |
| 04.02.2007 SA February Tournament (SA) | 2 | 417 | 342 |
| Head-to-head after 11 games | 6 | 5 | |
| Average score | 359.18 | 326.45 | |
| Spread: | 360 | -360 | |