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2017 Mercedes-Benz GLS and 2018 Audi A8 / S8 Specifications
| Model Year | 2017 | 2018 | |
| Model | Mercedes-Benz GLS | Audi A8 / S8 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 121.1 in | 122.9 in | -1.8 in |
| Length | 202.0 in | 207.4 in | -5.4 in |
| Width | 76.1 in | 76.7 in | -0.6 in |
| Height | 72.8 in | 57.9 in | 14.9 in |
| Curb Weight | 5400 lb. | 4464 lb. | 936 lb. |
| Fuel Capacity | 26.4 gal. | 21.7 gal. | 4.7 gal. |
| Headroom, Row 1 | 41.2 in | 37.2 in | 4 in |
| Shoulder Room, Row 1 | 58.5 in | 59.1 in | -0.6 in |
| Legroom, Row 1 | 40.3 in | 41.4 in | -1.1 in |
| Headroom, Row 2 | 40.0 in | 39.1 in | 0.9 in |
| Shoulder Room, Row 2 | 58.3 in | 57.8 in | 0.5 in |
| Legroom, Row 2 | 38.5 in | 42.9 in | -4.4 in |
| Headroom, Row 3 | 38.9 in | 0.0 in | 38.9 in |
| Shoulder Room, Row 3 | 50.5 in | 0.0 in | 50.5 in |
| Legroom, Row 3 | 35.0 in | 0.0 in | 35 in |
| Total Legroom | 113.8 in (over 3 rows) | 84.3 in (over 2 rows) | 29.5 in |
| Cargo Volume, Minimum | 16.0 ft3 | 14.2 ft3 | 1.8 ft3 |
| Cargo Volume, Behind R2 | 49.4 ft3 | 14.2 | 35.2 ft3 |
| Cargo Volume, Maximum | 93.8 ft3 | 14.2 ft3 | 79.6 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2017 Mercedes-Benz GLS
None of our members have yet commented on the seat room and comfort of the 2017 Mercedes-Benz GLS.
What Our Members Are Saying about the Seat Room and Comfort of the 2018 Audi A8 / S8
None of our members have yet commented on the seat room and comfort of the 2018 Audi A8 / S8.
See TrueDelta's information for all SUVs
See TrueDelta's information for all Mercedes-Benz models.
