| Model Year | 2016 | 2015 | |
| Model | Mercedes-Benz GLA | Porsche Cayenne | |
| Engine | turbocharged 2.0L I4 DOHC-4v 375 hp@6000 350 lb-ft@2250 |
turbocharged 4.8L V8 DOHC-4v 520 hp@6000 553 lb-ft@2250 |
|
| Transmission | 7-speed automated manual | 8-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 106.3 in | 114.0 in | -7.7 in |
| Length | 173.9 in | 191.1 in | -17.2 in |
| Width | 71.0 in | 78.7 in | -7.7 in |
| Height | 60.0 in | 67.4 in | -7.4 in |
| Curb Weight | 3457 lb. | 4817 lb. | -1360 lb. |
| Fuel Capacity | 14.8 gal. | 22.4 gal. | -7.6 gal. |
| Headroom, Row 1 | 40.0 in | 0.0 in | 40 in |
| Shoulder Room, Row 1 | 54.8 in | 0.0 in | 54.8 in |
| Legroom, Row 1 | 41.9 in | 0.0 in | 41.9 in |
| Headroom, Row 2 | 38.4 in | 0.0 in | 38.4 in |
| Shoulder Room, Row 2 | 53.1 in | 0.0 in | 53.1 in |
| Legroom, Row 2 | 33.9 in | 0.0 in | 33.9 in |
| Total Legroom | 75.8 in (over 2 rows) | 0 in (over 1 rows) | 75.8 in |
| Cargo Volume, Minimum | 17.2 ft3 | 23.7 ft3 | -6.5 ft3 |
| Cargo Volume, Maximum | 43.6 ft3 | 62.9 ft3 | -19.3 ft3 |
None of our members have yet commented on the seat room and comfort of the 2016 Mercedes-Benz GLA.
None of our members have yet commented on the seat room and comfort of the 2015 Porsche Cayenne.