| RJ70 | RJ85 | RJ100 | |
| Dimensions | |||
| Length (m) | 26.16 | 28.55 | 30.99 |
| Wingspan (m) | 26.34 | 26.34 | 26.34 |
| Height (m) | 8.61 | 8.61 | 8.59 |
| Wing area (m2) | 77.3 | 77.3 | 77.3 |
| Cabin Data | |||
| Passengers (1-class) | 70 | 85 | 100 |
| Economy seat pitch (cm) | 79 | 79 | 79 |
| Cabin length (m) | 15.42 | 17.81 | 20.20 |
| Cabin width (m) | 3.42 | 3.42 | 3.42 |
| Cabin height (m) | 2.07 | 2.07 | 2.07 |
| Aisle width (m) | 0.53 | 0.53 | 0.53 |
| Seat width (m) | 0.54 | 0.54 | 0.54 |
