| CRJ900 | CRJ900ER | CRJ900LR | |
| Dimensions | |||
| Length (m) | 36.2 | 36.2 | 36.2 |
| Wingspan (m) | 23.2 | 23.2 | 23.2 |
| Height (m) | 7.6 | 7.6 | 7.6 |
| Wing area (m2) | 68.6 | 68.6 | 68.6 |
| Cabin Data | |||
| Passengers (1-class) | 86 | 86 | 86 |
| Economy seat pitch (cm) | 79 | 79 | 79 |
| Cabin width (m) | 2.55 | 2.55 | 2.55 |
| Cabin height (m) | 1.9 | 1.9 | 1.9 |
| Aisle width (m) | 0.4 | 0.4 | 0.4 |
| Seat width (m) | 0.44 | 0.44 | 0.44 |
