| Model Year | 2021 | 2023 | |
| Model | Porsche Cayenne Coupe | Chevrolet Tahoe / Suburban | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 2,896 mm | 3,071 mm | -1 mm |
| Length | 4,933 mm | 5,352 mm | -1 mm |
| Width | 1,984 mm | 2,057 mm | -1 mm |
| Height | 1,676 mm | 1,925 mm | 0 mm |
| Curb Weight | 2,115 kg | 2,483 kg | 0 kg |
| Fuel Capacity | 90 L | 91 L | -1 L |
| Headroom, Row 1 | 0 mm | 1,074 mm | -1 mm |
| Shoulder Room, Row 1 | 0 mm | 1,676 mm | -1 mm |
| Hip Room, Row 1 | 0 mm | 1,562 mm | -1 mm |
| Legroom, Row 1 | 0 mm | 1,130 mm | -1 mm |
| Headroom, Row 2 | 0 mm | 988 mm | -988 mm |
| Shoulder Room, Row 2 | 0 mm | 1,646 mm | -1 mm |
| Hip Room, Row 2 | 0 mm | 1,557 mm | -1 mm |
| Legroom, Row 2 | 0 mm | 1,067 mm | -1 mm |
| Headroom, Row 3 | 0 mm | 970 mm | -970 mm |
| Shoulder Room, Row 3 | 0 mm | 1,593 mm | -1 mm |
| Hip Room, Row 3 | 0 mm | 1,255 mm | -1 mm |
| Legroom, Row 3 | 0 mm | 886 mm | -886 mm |
| Total Legroom | 0 mm (over 1 row) | 3,084 mm (over 3 rows) | -3 mm |
| Cargo Volume, Minimum | 623 L | 722 L | -99 L |
| Cargo Volume, Behind R2 | 22.0 | 2,056 L | 20 |
| Cargo Volume, Maximum | 1,538 L | 3,480 L | -2 L |
None of our members have yet commented on the seat room and comfort of the 2021 Porsche Cayenne Coupe.
None of our members have yet commented on the seat room and comfort of the 2023 Chevrolet Tahoe / Suburban.