First-Class Batting and Fielding Against Each Opponent by Mitchell Santner
| Opponent | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| Auckland | 6 | 11 | 0 | 314 | 59 | 28.54 | 0 | 4 | 3 | |
| Australia | 3 | 6 | 0 | 108 | 45 | 18.00 | 0 | 0 | 4 | |
| Bangladesh | 3 | 4 | 1 | 138 | 73 | 46.00 | 0 | 1 | 3 | |
| Canterbury | 6 | 10 | 0 | 452 | 118 | 45.20 | 1 | 2 | 4 | |
| Central Districts | 8 | 15 | 0 | 511 | 136 | 34.06 | 2 | 2 | 10 | |
| England | 4 | 5 | 0 | 274 | 126 | 54.80 | 1 | 1 | 4 | |
| Glamorgan | 1 | 1 | 1 | 23 | 23* | | 0 | 0 | 0 | |
| India | 4 | 8 | 0 | 196 | 71 | 24.50 | 0 | 1 | 1 | |
| Otago | 5 | 7 | 2 | 209 | 56 | 41.80 | 0 | 2 | 7 | |
| Pakistan | 2 | 3 | 1 | 41 | 19 | 20.50 | 0 | 0 | 2 | |
| Somerset | 1 | 2 | 0 | 121 | 94 | 60.50 | 0 | 1 | 1 | |
| South Africa | 5 | 5 | 0 | 63 | 41 | 12.60 | 0 | 0 | 2 | |
| Sri Lanka | 5 | 9 | 0 | 179 | 67 | 19.88 | 0 | 1 | 3 | |
| Wellington | 8 | 13 | 1 | 260 | 74 | 21.66 | 0 | 1 | 9 | |
| West Indies | 2 | 3 | 0 | 67 | 26 | 22.33 | 0 | 0 | 1 | |
| Zimbabwe | 2 | 0 | | | | | | | 2 | |