| Model Year | 2011 | 2023 | |
| Model | Acura RDX | Lexus LS | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 2,649 mm | 3,124 mm | -1 mm |
| Length | 4,590 mm | 5,235 mm | -1 mm |
| Width | 1,869 mm | 1,900 mm | 0 mm |
| Height | 1,656 mm | 1,450 mm | 0 mm |
| Curb Weight | 1,698 kg | 2,130 kg | -1 kg |
| Fuel Capacity | 68 L | 82 L | -14 L |
| Headroom, Row 1 | 983 mm | 947 mm | 36 mm |
| Shoulder Room, Row 1 | 1,478 mm | 1,494 mm | 0 mm |
| Hip Room, Row 1 | 1,382 mm | 1,410 mm | 0 mm |
| Legroom, Row 1 | 1,062 mm | 1,041 mm | 0 mm |
| Headroom, Row 2 | 973 mm | 947 mm | 26 mm |
| Shoulder Room, Row 2 | 1,430 mm | 1,433 mm | 0 mm |
| Hip Room, Row 2 | 1,346 mm | 1,400 mm | 0 mm |
| Legroom, Row 2 | 955 mm | 988 mm | -33 mm |
| Total Legroom | 2,017 mm (over 2 rows) | 2,029 mm (over 2 rows) | 0 mm |
| Cargo Volume, Minimum | 787 L | 481 L | 306 L |
| Cargo Volume, Maximum | 1,716 L | 17.0 | -16 L |
| 2011 Acura RDX Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2010 | 4dr SUV turbocharged 240hp 2.3L I4 5-speed shiftable automatic AWD |
back support is excellent see full Acura RDX review |
| 2010 | 4dr SUV turbocharged 240hp 2.3L I4 5-speed shiftable automatic AWD |
For, supportive, yet easy to find a comfortable position. see full Acura RDX review |
| 2011 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 Lexus LS.