| Model Year | 2008 | 2015 | |
| Model | Mercedes-Benz R-Class | BMW X3 | |
| Engine | turbocharged 3.0L V6 Diesel DOHC-4v 215 hp@3800 398 lb-ft@1400 |
turbocharged 2.0L I4 Diesel DOHC-4v 180 hp@4000 280 lb-ft@1750 |
|
| Transmission | 7-speed shiftable automatic | 8-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 126.6 in | 110.6 in | 16 in |
| Length | 203.0 in | 183.8 in | 19.2 in |
| Width | 75.7 in | 74.1 in | 1.6 in |
| Height | 65.4 in | 66.1 in | -0.7 in |
| Curb Weight | 4939 lb. | 4230 lb. | 709 lb. |
| Fuel Capacity | 25.1 gal. | 17.7 gal. | 7.4 gal. |
| Headroom, Row 1 | 39.8 in | 40.7 in | -0.9 in |
| Shoulder Room, Row 1 | 60.3 in | 57.3 in | 3 in |
| Legroom, Row 1 | 39.8 in | 39.9 in | -0.1 in |
| Headroom, Row 2 | 40.4 in | 39.1 in | 1.3 in |
| Shoulder Room, Row 2 | 59.6 in | 56.0 in | 3.6 in |
| Legroom, Row 2 | 36.2 in | 36.5 in | -0.3 in |
| Headroom, Row 3 | 37.2 in | 0.0 in | 37.2 in |
| Shoulder Room, Row 3 | 52.8 in | 0.0 in | 52.8 in |
| Legroom, Row 3 | 32.4 in | 0.0 in | 32.4 in |
| Total Legroom | 108.4 in (over 3 rows) | 76.4 in (over 2 rows) | 32 in |
| Cargo Volume, Minimum | 15.3 ft3 | 27.6 ft3 | -12.3 ft3 |
| Cargo Volume, Behind R2 | 42.2 ft3 | 27.6 | 14.6 ft3 |
| Cargo Volume, Maximum | 85.0 ft3 | 63.3 ft3 | 21.7 ft3 |
| 2008 Mercedes-Benz R-Class Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD |
Very roomie see full Mercedes-Benz R-Class review |
| 2007 | 4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD |
3rd row seats are big enough and comfortable enough for an adult. 2nd row seats are the best captain chairs I have ever sat in in a car. Glass roof gives additional room appearance. see full Mercedes-Benz R-Class review |
| 2007 | 4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD |
Great front view, comfortable seats. see full Mercedes-Benz R-Class review |
| 2007 | 4dr SUV 302-horsepower 5.0L V8 7-speed shiftable automatic AWD |
There is excellent legroom in the middle and rear seats. All four recline. see full Mercedes-Benz R-Class review |
| 2007 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
Outstanding room in the second row- tons of leg room. Very comfortable see full Mercedes-Benz R-Class review |
| 2008 Mercedes-Benz R-Class Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD |
Three different lumbar pumps...don't seem to be very different in what is inflated. see full Mercedes-Benz R-Class review |
None of our members have yet commented on the seat room and comfort of the 2015 BMW X3.