First-Class Batting and Fielding Against Each Opponent by Kyle Mills
| Opponent | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| Australia | 1 | 2 | 1 | 33 | 29 | 33.00 | 0 | 0 | 1 | |
| Bangladesh | 4 | 4 | 1 | 9 | 4 | 3.00 | 0 | 0 | 2 | |
| Bangladeshis | 1 | 1 | 0 | 19 | 19 | 19.00 | 0 | 0 | 0 | |
| Canterbury | 6 | 8 | 3 | 287 | 70 | 57.40 | 0 | 3 | 3 | |
| Central Districts | 12 | 16 | 5 | 416 | 90* | 37.81 | 0 | 4 | 5 | |
| England | 6 | 11 | 1 | 136 | 57 | 13.60 | 0 | 1 | 0 | |
| Essex | 1 | 2 | 1 | 70 | 53* | 70.00 | 0 | 1 | 1 | |
| India | 1 | 2 | 0 | 2 | 2 | 1.00 | 0 | 0 | 0 | |
| Leicestershire | 1 | 2 | 2 | 49 | 42* | | 0 | 0 | 0 | |
| New South Wales | 1 | 2 | 0 | 17 | 17 | 8.50 | 0 | 0 | 0 | |
| Northamptonshire | 1 | 2 | 1 | 12 | 12* | 12.00 | 0 | 0 | 0 | |
| Northern Districts | 8 | 9 | 2 | 170 | 42 | 24.28 | 0 | 0 | 2 | |
| Otago | 9 | 16 | 2 | 349 | 89* | 24.92 | 0 | 2 | 2 | |
| Pakistanis | 2 | 2 | 1 | 0 | 0* | 0.00 | 0 | 0 | 1 | |
| South Africa | 2 | 4 | 2 | 12 | 12 | 6.00 | 0 | 0 | 1 | |
| Sri Lanka | 2 | 3 | 0 | 57 | 31 | 19.00 | 0 | 0 | 0 | |
| Sri Lanka A | 2 | 2 | 0 | 34 | 19 | 17.00 | 0 | 0 | 2 | |
| Wellington | 11 | 14 | 2 | 359 | 117* | 29.91 | 1 | 2 | 5 | |
| West Indians | 2 | 2 | 1 | 95 | 50 | 95.00 | 0 | 1 | 2 | |
| West Indies | 3 | 4 | 0 | 40 | 18 | 10.00 | 0 | 0 | 0 | |