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2018 GMC Yukon and 2018 Chevrolet Impala Specifications
| Model Year | 2018 | 2018 | |
| Model | GMC Yukon | Chevrolet Impala | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 116.0 in | 111.7 in | 4.3 in |
| Length | 203.9 in | 201.3 in | 2.6 in |
| Width | 80.5 in | 73.0 in | 7.5 in |
| Height | 74.4 in | 58.9 in | 15.5 in |
| Curb Weight | 5466 lb. | 3730 lb. | 1736 lb. |
| Fuel Capacity | 26.0 gal. | 18.5 gal. | 7.5 gal. |
| Headroom, Row 1 | 42.8 in | 39.9 in | 2.9 in |
| Shoulder Room, Row 1 | 64.8 in | 57.9 in | 6.9 in |
| Hip Room, Row 1 | 60.8 in | 54.9 in | 5.9 in |
| Legroom, Row 1 | 45.3 in | 41.9 in | 3.4 in |
| Headroom, Row 2 | 38.7 in | 37.4 in | 1.3 in |
| Shoulder Room, Row 2 | 65.1 in | 56.9 in | 8.2 in |
| Hip Room, Row 2 | 60.3 in | 54.1 in | 6.2 in |
| Legroom, Row 2 | 39.0 in | 39.8 in | -0.8 in |
| Headroom, Row 3 | 38.1 in | 0.0 in | 38.1 in |
| Shoulder Room, Row 3 | 62.6 in | 0.0 in | 62.6 in |
| Hip Room, Row 3 | 49.3 in | 0.0 in | 49.3 in |
| Legroom, Row 3 | 24.8 in | 0.0 in | 24.8 in |
| Total Legroom | 109.1 in (over 3 rows) | 81.7 in (over 2 rows) | 27.4 in |
| Cargo Volume, Minimum | 15.3 ft3 | 18.8 ft3 | -3.5 ft3 |
| Cargo Volume, Behind R2 | 51.7 ft3 | 18.8 | 32.9 ft3 |
| Cargo Volume, Maximum | 94.7 ft3 | 18.8 ft3 | 75.9 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2018 GMC Yukon
None of our members have yet commented on the seat room and comfort of the 2018 GMC Yukon.
What Our Members Are Saying about the Seat Room and Comfort of the 2018 Chevrolet Impala
None of our members have yet commented on the seat room and comfort of the 2018 Chevrolet Impala.
See TrueDelta's information for all SUVs
See TrueDelta's information for all GMC models.
