| Model Year | 2018 | 2024 | |
| Model | Acura RLX | Lexus LS | |
| Engine | 3.5L V6 Hybrid OHC-4v 310 hp@6500 273 lb-ft@4700 |
3.5L V6 Hybrid DOHC-4v 295 hp@6600 257 lb-ft@4900 |
|
| Transmission | 7-speed automated manual | 10-speed shiftable 2-mode automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr Sedan | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 112.2 in | 123.0 in | -10.8 in |
| Length | 198.1 in | 206.1 in | -8 in |
| Width | 74.4 in | 74.8 in | -0.4 in |
| Height | 57.7 in | 57.1 in | 0.6 in |
| Curb Weight | 4380 lb. | 5302 lb. | -922 lb. |
| Fuel Capacity | 18.5 gal. | 21.7 gal. | -3.2 gal. |
| Headroom, Row 1 | 37.6 in | 37.3 in | 0.3 in |
| Shoulder Room, Row 1 | 59.6 in | 58.8 in | 0.8 in |
| Hip Room, Row 1 | 55.9 in | 55.5 in | 0.4 in |
| Legroom, Row 1 | 42.3 in | 41.0 in | 1.3 in |
| Headroom, Row 2 | 36.9 in | 37.3 in | -0.4 in |
| Shoulder Room, Row 2 | 57.0 in | 56.4 in | 0.6 in |
| Hip Room, Row 2 | 54.5 in | 55.1 in | -0.6 in |
| Legroom, Row 2 | 38.8 in | 38.9 in | -0.1 in |
| Total Legroom | 81.1 in (over 2 rows) | 79.9 in (over 2 rows) | 1.2 in |
| Cargo Volume | 14.9 ft3 | 17.0 ft3 | -2.1 ft3 |
| 2018 Acura RLX Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2018 | 4dr Sedan | Everyone who sits in the back seats comments on the comfort and leg room. see full Acura RLX review |
None of our members have yet commented on the seat room and comfort of the 2024 Lexus LS.