| Model Year | 2020 | 2022 | |
| Model | Mercedes-Benz SL | Audi Q7 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Hardtop conv. | 4dr SUV | |
| Difference | |||
| Wheelbase | 101.7 in | 117.9 in | -16.2 in |
| Length | 182.3 in | 199.3 in | -17 in |
| Width | 73.9 in | 77.6 in | -3.7 in |
| Height | 51.2 in | 68.5 in | -17.3 in |
| Curb Weight | 3826 lb. | 4806 lb. | -980 lb. |
| Fuel Capacity | 19.8 gal. | 22.5 gal. | -2.7 gal. |
| Headroom, Row 1 | 39.1 in | 39.9 in | -0.8 in |
| Shoulder Room, Row 1 | 55.5 in | 59.5 in | -4 in |
| Legroom, Row 1 | 42.9 in | 41.7 in | 1.2 in |
| Headroom, Row 2 | 0.0 in | 38.8 in | -38.8 in |
| Shoulder Room, Row 2 | 0.0 in | 58.5 in | -58.5 in |
| Legroom, Row 2 | 0.0 in | 38.8 in | -38.8 in |
| Headroom, Row 3 | 0.0 in | 35.9 in | -35.9 in |
| Shoulder Room, Row 3 | 0.0 in | 49.4 in | -49.4 in |
| Legroom, Row 3 | 0.0 in | 29.2 in | -29.2 in |
| Total Legroom | 42.9 in (over 1 rows) | 109.7 in (over 3 rows) | -66.8 in |
| Cargo Volume, Minimum | 8.5 ft3 | 14.8 ft3 | -6.3 ft3 |
| Cargo Volume, Behind R2 | 8.5 | 37.5 ft3 | -29 |
| Cargo Volume, Maximum | 13.5 ft3 | 71.6 ft3 | -58.1 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Mercedes-Benz SL.
None of our members have yet commented on the seat room and comfort of the 2022 Audi Q7.