| Model Year | 2010 | 2015 | |
| Model | Lexus RX | Mercedes-Benz M-Class | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 107.9 in | 114.8 in | -6.9 in |
| Length | 187.8 in | 189.1 in | -1.3 in |
| Width | 74.2 in | 75.2 in | -1 in |
| Height | 66.3 in | 70.7 in | -4.4 in |
| Curb Weight | 4178 lb. | 4751 lb. | -573 lb. |
| Fuel Capacity | 19.2 gal. | 24.6 gal. | -5.4 gal. |
| Headroom, Row 1 | 39.1 in | 38.9 in | 0.2 in |
| Shoulder Room, Row 1 | 58.0 in | 58.5 in | -0.5 in |
| Hip Room, Row 1 | 55.6 in | 0.0 in | 55.6 in |
| Legroom, Row 1 | 43.1 in | 40.3 in | 2.8 in |
| Headroom, Row 2 | 37.7 in | 38.5 in | -0.8 in |
| Shoulder Room, Row 2 | 57.6 in | 58.4 in | -0.8 in |
| Hip Room, Row 2 | 54.5 in | 0.0 in | 54.5 in |
| Legroom, Row 2 | 36.8 in | 38.4 in | -1.6 in |
| Total Legroom | 79.9 in (over 2 rows) | 78.7 in (over 2 rows) | 1.2 in |
| Cargo Volume, Minimum | 40.0 ft3 | 36.2 ft3 | 3.8 ft3 |
| Cargo Volume, Maximum | 80.3 ft3 | 71.0 ft3 | 9.3 ft3 |
| 2010 Lexus RX Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr SUV 270-horsepower 3.5L V6 5-speed automatic AWD |
rear seating and space is grand. front cockpit is a bit short and chopped but acceptable. Front seats are not as comfortable as in our 2001 RX 300. The front seats are minimally acceptable. see full Lexus RX review |
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz M-Class.