2021 SMU Mustangs Opponent First Down Split Stats through 01/10/2022
| Split | G | Rush | Pass | Penalty | Total |
|---|---|---|---|---|---|
| All Games | 12 | 80 | 139 | 21 | 240 |
| at Home | 6 | 38 | 61 | 13 | 112 |
| on Road/Neutral Site | 6 | 42 | 78 | 8 | 128 |
| in Wins | 8 | 53 | 81 | 12 | 146 |
| in Losses | 4 | 27 | 58 | 9 | 94 |
| vs. Conference | 8 | 56 | 88 | 14 | 158 |
| vs. Non-Conference | 4 | 24 | 51 | 7 | 82 |
| vs. Ranked (AP) | 2 | 16 | 30 | 1 | 47 |
| vs. Unranked (AP) | 10 | 64 | 109 | 20 | 193 |
| vs. FBS (I-A) | 11 | 75 | 131 | 20 | 226 |
| vs. FCS (I-AA) | 1 | 5 | 8 | 1 | 14 |
| vs. FBS Winning | 4 | 29 | 48 | 7 | 84 |
| vs. FBS Non-Winning | 7 | 46 | 83 | 13 | 142 |
| vs. FBS Power 5 | 1 | 6 | 13 | 1 | 20 |
| vs. FBS non-Power 5 | 10 | 69 | 118 | 19 | 206 |
| in August/September | 4 | 24 | 51 | 7 | 82 |
| in October | 4 | 29 | 38 | 5 | 72 |
| in November | 4 | 27 | 50 | 9 | 86 |
| in December/January | 0 | 0 | 0 | 0 | 0 |