| Model Year | 2014 | 2015 | |
| Model | Porsche Cayenne | Chevrolet Impala | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 114.0 in | 111.7 in | 2.3 in |
| Length | 190.8 in | 201.3 in | -10.5 in |
| Width | 76.3 in | 73.0 in | 3.3 in |
| Height | 67.4 in | 58.9 in | 8.5 in |
| Curb Weight | 4398 lb. | 3730 lb. | 668 lb. |
| Fuel Capacity | 22.4 gal. | 18.5 gal. | 3.9 gal. |
| Headroom, Row 1 | 0.0 in | 39.9 in | -39.9 in |
| Shoulder Room, Row 1 | 0.0 in | 57.9 in | -57.9 in |
| Hip Room, Row 1 | 0.0 in | 54.9 in | -54.9 in |
| Legroom, Row 1 | 0.0 in | 41.9 in | -41.9 in |
| Headroom, Row 2 | 0.0 in | 37.4 in | -37.4 in |
| Shoulder Room, Row 2 | 0.0 in | 56.9 in | -56.9 in |
| Hip Room, Row 2 | 0.0 in | 54.1 in | -54.1 in |
| Legroom, Row 2 | 0.0 in | 39.8 in | -39.8 in |
| Total Legroom | 0 in (over 1 rows) | 81.7 in (over 2 rows) | -81.7 in |
| Cargo Volume, Minimum | 23.7 ft3 | 18.8 ft3 | 4.9 ft3 |
| Cargo Volume, Maximum | 62.9 ft3 | 18.8 ft3 | 44.1 ft3 |
| 2014 Porsche Cayenne Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2013 | 4dr SUV turbocharged 240hp 3.0L V6 Diesel 8-speed shiftable automatic AWD |
The 14 way memory seats with a/c fit the bill with 2 drivers of varying heights and my need to keep cool duirng 3 years of treatment for a life threatening disease see full Porsche Cayenne review |
None of our members have yet commented on the seat room and comfort of the 2015 Chevrolet Impala.