| 233 runs | Somerset v Ireland | Woodvale Road, Eglinton | a9233 |
| 217 runs | Glamorgan v Combined Universities | Sophia Gardens, Cardiff | a9181 |
| 153 runs | Northamptonshire v Scotland | County Ground, Northampton | a9236 |
| 132 runs | Worcestershire v Derbyshire | County Ground, New Road, Worcester | a9220 |
| 126 runs | Gloucestershire v Combined Universities | The Royal and Sun Alliance County Ground, Bristol | a9173 |
| 119 runs | Kent v Somerset | St Lawrence Ground, Canterbury | a9194 |
| 103 runs | Worcestershire v Northamptonshire | County Ground, Northampton | a9196 |