| 237 runs | v Boland | SuperSport Park, Centurion | 2023/24 | a30226 |
| 200 runs | v North West | SuperSport Park, Centurion | 2021/22 | a28983 |
| 190 runs | v Northern Cape | Tshwane University of Technology Oval, Pretoria | 2018/19 | a26900 |
| 177 runs | v Boland | SuperSport Park, Centurion | 2021/22 | a28896 |
| 171 runs | v Border | Berea Park, Pretoria | 1981/82 | a3138 |
| 156 runs | v Free State | Goodyear Park, Bloemfontein | 2006/07 | a17709 |
| 154 runs | v KwaZulu-Natal Inland | SuperSport Park, Centurion | 2017/18 | a25810 |
| 152 runs | v KwaZulu-Natal | SuperSport Park, Centurion | 2016/17 | a24971 |
| 142 runs | v Eastern Province | Pollock Field, Grey High School Ground, Port Elizabeth | 2013/14 | a23051 |
| 135 runs | v Namibia | Wanderers Cricket Ground, Windhoek | 2006/07 | a18069 |
| 134 runs | v Transvaal | Centurion Park, Verwoerdburg | 1990/91 | a6938 |
| 133 runs | v North West | SuperSport Park, Centurion | 2003/04 | a15502 |
| 129 runs | v Boland | Centurion Park, Centurion | 1996/97 | a10207 |
| 123 runs | v Griqualand West | Kimberley Country Club, Kimberley | 1996/97 | a10411 |
| 118 runs | v Western Province | Wally Wilson Oval, Rondebosch | 2017/18 | a25933 |
| 113 runs | v Border | Buffalo Park, East London | 2016/17 | a24977 |
| 112 runs | v Southern Transvaal Country Districts | Dick Fourie Stadium, Vereeniging | 1989/90 | a6282 |
| 109 runs | v Orange Free State | Centurion Park, Verwoerdburg | 1987/88 | a5556 |
| 107 runs | v Impalas | Technikon Oval, Pretoria | 1984/85 | a4246 |
| 107 runs | v South Western Districts | Recreation Ground, Oudtshoorn | 2014/15 | a23563 |
| 106 runs | v Griqualand West | De Beers Diamond Oval, Kimberley | 2009/10 | a20499 |
| 106 runs | v North West | LC de Villiers Oval, Pretoria | 2010/11 | a21233 |
| 105 runs | v Boland | Oude Libertas, Stellenbosch Farmers Winery Ground, Stellenbosch | 1984/85 | a4227 |
| 105 runs | v South Western Districts | Recreation Ground, Oudtshoorn | 2009/10 | a20186 |
| 104 runs | v Free State | LC de Villiers Oval, Pretoria | 2007/08 | a18465 |
