| Model Year | 2012 | 2023 | |
| Model | Acura RDX | Audi A6 / S6 / RS6 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Wagon | |
| Difference | |||
| Wheelbase | 104.3 in | 115.3 in | -11 in |
| Length | 180.7 in | 197.0 in | -16.3 in |
| Width | 73.6 in | 76.8 in | -3.2 in |
| Height | 65.2 in | 58.6 in | 6.6 in |
| Curb Weight | 3743 lb. | 4960 lb. | -1217 lb. |
| Fuel Capacity | 18.0 gal. | 19.3 gal. | -1.3 gal. |
| Headroom, Row 1 | 38.7 in | 38.3 in | 0.4 in |
| Shoulder Room, Row 1 | 58.2 in | 57.8 in | 0.4 in |
| Hip Room, Row 1 | 54.4 in | 0.0 in | 54.4 in |
| Legroom, Row 1 | 41.8 in | 41.3 in | 0.5 in |
| Headroom, Row 2 | 38.3 in | 39.5 in | -1.2 in |
| Shoulder Room, Row 2 | 56.3 in | 56.5 in | -0.2 in |
| Hip Room, Row 2 | 53.0 in | 0.0 in | 53 in |
| Legroom, Row 2 | 37.6 in | 37.4 in | 0.2 in |
| Total Legroom | 79.4 in (over 2 rows) | 78.7 in (over 2 rows) | 0.7 in |
| Cargo Volume, Minimum | 27.8 ft3 | 20.0 ft3 | 7.8 ft3 |
| Cargo Volume, Maximum | 60.6 ft3 | 59.3 ft3 | 1.3 ft3 |
| 2012 Acura RDX Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2011 | 4dr SUV turbocharged 240hp 2.3L I4 5-speed shiftable automatic FWD |
Too little leg room see full Acura RDX review |
None of our members have yet commented on the seat room and comfort of the 2023 Audi A6 / S6 / RS6.