| 159 runs | by Sussex | County Ground, Hove | 2010 | a20672 |
| 153 runs | by Surrey | County Ground, New Road, Worcester | 2017 | a25672 |
| 152 runs | by Lancashire | Emirates Old Trafford, Manchester | 2017 | a25561 |
| 147 runs | by Somerset | Blackfinch New Road, Worcester | 2019 | a27379 |
| 145 runs | by Durham | Riverside Ground, Chester-le-Street | 2009 | a19875 |
| 143 runs | by Leicestershire | Grace Road, Leicester | 1979 | a2486 |
| 143 runs | by Durham | Riverside Ground, Chester-le-Street | 2007 | a18248 |
| 138 runs | by Essex | County Ground, Chelmsford | 2002 | a14335 |
| 133 runs | by Yorkshire | County Ground, New Road, Worcester | 2015 | a24177 |
| 130 runs | by Northamptonshire | County Ground, Northampton | 1984 | a4136 |
| 130 runs | by Northamptonshire | County Ground, Northampton | 2024 | a31038 |
| 129 runs | by Warwickshire | Edgbaston, Birmingham | 1970 | a397 |
| 125 runs | by Hampshire | County Ground, New Road, Worcester | 1996 | a9947 |
| 119 runs | by Lancashire | County Ground, New Road, Worcester | 2006 | a17417 |
| 118 runs | by Leicestershire | County Ground, New Road, Worcester | 2001 | a13619 |
| 117 runs | by Leicestershire | County Ground, New Road, Worcester | 1983 | a3621 |
| 111 runs | by Glamorgan | Sophia Gardens, Cardiff | 2001 | a13552 |
| 109 runs | by Essex | Valentine's Park, Ilford | 1982 | a3350 |
| 109 runs | by Gloucestershire | County Ground, New Road, Worcester | 2012 | a22013 |
| 108 runs | by Kent | St Lawrence Ground, Canterbury | 1983 | a3794 |
| 104 runs | by Glamorgan | St Helen's, Swansea | 1993 | a8155 |
| 103 runs | by Sussex | County Ground, New Road, Worcester | 1998 | a11198 |
| 103 runs | by Glamorgan | Sophia Gardens, Cardiff | 2002 | a14526 |
| 101 runs | by Essex | County Ground, New Road, Worcester | 1989 | a6206 |
| 100 runs | by Warwickshire | Edgbaston, Birmingham | 1989 | a6188 |