| 298 runs | by Western Province | SuperSport Park, Centurion | 2000/01 | f45732 |
| 286 runs | by Natal | Centurion Park, Centurion | 1996/97 | f42723 |
| 277 runs | by Transvaal | New Wanderers Stadium, Johannesburg | 1985/86 | f36245 |
| 268 runs | by Border | Supersport Centurion, Centurion | 1998/99 | f43945 |
| 249 runs | by Australians | Centurion Park, Verwoerdburg | 1993/94 | f40980 |
| 234 runs | by Transvaal | New Wanderers Stadium, Johannesburg | 1983/84 | f35084 |
| 229 runs | by Easterns | Tshwane University of Technology Oval, Pretoria | 2017/18 | f58245 |
| 211 runs | by Border | Willowmoore Park Main Oval, Benoni | 1952/53 | f19858 |
| 208 runs | by KwaZulu-Natal | LC de Villiers Oval, Pretoria | 2012/13 | f54560 |
| 206 runs | by Eastern Province | St George's Park, Port Elizabeth | 1996/97 | f42939 |
| 197 runs | by Free State | Springbok Park, Bloemfontein | 1997/98 | f43490 |
| 192 runs | by Griqualand West | De Beers Stadium, Kimberley | 1958/59 | f22497 |
| 187 runs | by Western Province | PPC Newlands, Cape Town | 2023/24 | f61886 |
| 183 runs | by Transvaal B | Berea Park, Pretoria | 1969/70 | f28003 |
| 183 runs | by Western Province | Newlands, Cape Town | 1992/93 | f40168 |
| 176 runs | by Rhodesia | Berea Park, Pretoria | 1971/72 | f29031 |
| 165 runs | by Border | Centurion Park, Verwoerdburg | 1992/93 | f40211 |
| 156 runs | by Griqualand West | Caledonian Stadium, Pretoria | 1952/53 | f19844 |
| 155 runs | by Border | Jan Smuts Ground, East London | 1954/55 | f20721 |
| 148 runs | by Eastern Province | Supersport Centurion, Centurion | 1997/98 | f43581 |
| 146 runs | by Easterns | Willowmoore Park Main Oval, Benoni | 2002/03 | f46810 |
| 144 runs | by Orange Free State | Springbok Park, Bloemfontein | 1991/92 | f39817 |
| 136 runs | by Natal | Kingsmead, Durban | 1993/94 | f40855 |
| 134 runs | by Border | Jan Smuts Ground, East London | 1957/58 | f22103 |
| 134 runs | by North West | Irene Villagers Cricket Club Ground, Pretoria | 2015/16 | f56828 |
| 125 runs | by Border | Buffalo Park, East London | 2011/12 | f53808 |
| 122 runs | by Transvaal B | Berea Park, Pretoria | 1974/75 | f30462 |
| 120 runs | by Transvaal | Centurion Park, Verwoerdburg | 1986/87 | f36678 |
| 113 runs | by Griqualand West | De Beers Stadium, Kimberley | 1954/55 | f20711 |
| 111 runs | by Transvaal | New Wanderers Stadium, Johannesburg | 1982/83 | f34463 |
| 107 runs | by Rhodesia | Berea Park, Pretoria | 1973/74 | f29901 |
| 103 runs | by Western Province | Sahara Park Newlands, Cape Town | 2013/14 | f55167 |
| 102 runs | by Natal | Jan Smuts Stadium, Pietermaritzburg | 1988/89 | f37897 |
| 100 runs | by Transvaal B | New Wanderers Stadium, Johannesburg | 1962/63 | f24620 |
| 95 runs | by Eastern Province | Berea Park, Pretoria | 1980/81 | f33466 |
| 94 runs | by Transvaal B | Berea Park, Pretoria | 1959/60 | f22995 |
| 89 runs | by Orange Free State | Centurion Park, Verwoerdburg | 1986/87 | f36697 |
| 76 runs | by Eastern Province | St George's Park, Port Elizabeth | 1958/59 | f22527 |
| 75 runs | by Western Province | Newlands, Cape Town | 1986/87 | f36633 |
| 75 runs | by Transvaal | Technikon Oval, Pretoria | 1992/93 | f40149 |
| 70 runs | by Natal | Centurion Park, Verwoerdburg | 1991/92 | f39781 |
| 67 runs | by Easterns | Sahara Park Willowmoore, Benoni | 2014/15 | f56064 |
| 66 runs | by Border | Willowmoore Park Main Oval, Benoni | 1955/56 | f21209 |
| 60 runs | by Easterns | SuperSport Park, Centurion | 2003/04 | f47897 |
| 55 runs | by Transvaal | New Wanderers Stadium, Johannesburg | 1984/85 | f35514 |
| 55 runs | by Boland | Boland Bank Park, Paarl | 1996/97 | f42799 |
| 55 runs | by Western Province | Wally Wilson Oval, Rondebosch | 2017/18 | f58455 |
| 52 runs | by Griqualand West | LC de Villiers Oval, Pretoria | 2007/08 | f50648 |
| 51 runs | by Orange Free State | Springbok Park, Bloemfontein | 1989/90 | f38526 |
