| Model Year | 2008 | 2023 | |
| Model | Porsche Cayenne | Mercedes-Benz GLS | |
| Engine | turbocharged 4.8L V8 DOHC-4v 500 hp@6000 516 lb-ft@2250 |
turbocharged 4.0L V8 Hybrid DOHC-4v 603 hp@5750 627 lb-ft@2500 |
|
| Transmission | 6-speed shiftable automatic | 9-speed shiftable automatic | |
| Drivetrain | AWD w/low range | AWD | |
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 112.4 in | 123.4 in | -11 in |
| Length | 188.9 in | 205.0 in | -16.1 in |
| Width | 76.0 in | 79.9 in | -3.9 in |
| Height | 66.9 in | 71.8 in | -4.9 in |
| Curb Weight | 5191 lb. | 6019 lb. | -828 lb. |
| Fuel Capacity | 26.4 gal. | 23.8 gal. | 2.6 gal. |
| Headroom, Row 1 | 39.7 in | 39.4 in | 0.3 in |
| Shoulder Room, Row 1 | 58.5 in | 59.3 in | -0.8 in |
| Hip Room, Row 1 | 57.4 in | 0.0 in | 57.4 in |
| Legroom, Row 1 | 40.6 in | 40.3 in | 0.3 in |
| Headroom, Row 2 | 38.9 in | 40.2 in | -1.3 in |
| Shoulder Room, Row 2 | 56.7 in | 58.5 in | -1.8 in |
| Hip Room, Row 2 | 53.3 in | 0.0 in | 53.3 in |
| Legroom, Row 2 | 36.0 in | 41.9 in | -5.9 in |
| Legroom, Row 3 | 0.0 in | 34.6 in | -34.6 in |
| Total Legroom | 76.6 in (over 2 rows) | 116.8 in (over 3 rows) | -40.2 in |
| Cargo Volume, Minimum | 19.1 ft3 | 17.4 ft3 | 1.7 ft3 |
| Cargo Volume, Behind R2 | 19.1 | 42.7 ft3 | -23.6 |
| Cargo Volume, Maximum | 62.5 ft3 | 84.7 ft3 | -22.2 ft3 |
None of our members have yet commented on the seat room and comfort of the 2008 Porsche Cayenne.
None of our members have yet commented on the seat room and comfort of the 2023 Mercedes-Benz GLS.