| Model Year | 2009 | 2024 | |
| Model | Mercedes-Benz R-Class | BMW i4 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Hatch | |
| Difference | |||
| Wheelbase | 3,216 mm | 2,855 mm | 1 mm |
| Length | 5,156 mm | 4,788 mm | 1 mm |
| Width | 1,923 mm | 1,852 mm | 0 mm |
| Height | 1,661 mm | 1,448 mm | 0 mm |
| Curb Weight | 2,190 kg | 2,065 kg | 0 kg |
| Fuel Capacity | 95 L | 0 L | 95 L |
| Headroom, Row 1 | 1,011 mm | 970 mm | -969 mm |
| Shoulder Room, Row 1 | 1,532 mm | 1,402 mm | 0 mm |
| Legroom, Row 1 | 1,011 mm | 1,054 mm | 0 mm |
| Headroom, Row 2 | 1,026 mm | 930 mm | -929 mm |
| Shoulder Room, Row 2 | 1,514 mm | 1,379 mm | 0 mm |
| Legroom, Row 2 | 919 mm | 869 mm | 50 mm |
| Headroom, Row 3 | 945 mm | 0 mm | 945 mm |
| Shoulder Room, Row 3 | 1,341 mm | 0 mm | 1 mm |
| Legroom, Row 3 | 823 mm | 0 mm | 823 mm |
| Total Legroom | 2,753 mm (over 3 rows) | 1,923 mm (over 2 rows) | 1 mm |
| Cargo Volume, Minimum | 433 L | 470 L | -37 L |
| Cargo Volume, Behind R2 | 1,195 L | 16.6 | -15.6 L |
| Cargo Volume, Maximum | 2,407 L | 1,291 L | 1 L |
| 2009 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 |
| 2009 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 2024 BMW i4.