| Model Year | 2012 | 2023 | |
| Model | Mercedes-Benz R-Class | Audi A4 / S4 | |
| Engine | 3.5L V6 DOHC-4v 302 hp@6500 273 lb-ft@3500 |
turbocharged 3.0L V6 DOHC-4v 349 hp@5400 369 lb-ft@1370 |
|
| Transmission | 7-speed shiftable automatic | 8-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 126.6 in | 111.0 in | 15.6 in |
| Length | 203.1 in | 187.5 in | 15.6 in |
| Width | 77.1 in | 72.7 in | 4.4 in |
| Height | 65.4 in | 56.2 in | 9.2 in |
| Curb Weight | 4960 lb. | 3847 lb. | 1113 lb. |
| Fuel Capacity | 21.1 gal. | 15.3 gal. | 5.8 gal. |
| Headroom, Row 1 | 39.8 in | 37.3 in | 2.5 in |
| Shoulder Room, Row 1 | 60.3 in | 55.9 in | 4.4 in |
| Legroom, Row 1 | 39.8 in | 41.3 in | -1.5 in |
| Headroom, Row 2 | 40.4 in | 37.4 in | 3 in |
| Shoulder Room, Row 2 | 59.6 in | 54.5 in | 5.1 in |
| Legroom, Row 2 | 36.2 in | 35.7 in | 0.5 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) | 77 in (over 2 rows) | 31.4 in |
| Cargo Volume, Minimum | 15.2 ft3 | 12.0 ft3 | 3.2 ft3 |
| Cargo Volume, Behind R2 | 42.2 ft3 | 12.0 | 30.2 ft3 |
| Cargo Volume, Maximum | 85.0 ft3 | 12.0 ft3 | 73 ft3 |
None of our members have yet commented on the seat room and comfort of the 2012 Mercedes-Benz R-Class.
None of our members have yet commented on the seat room and comfort of the 2023 Audi A4 / S4.