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2020 Audi A3 / S3 / RS3 and 2021 Mercedes-Benz GLB Specifications
| Model Year | 2020 | 2021 | |
| Model | Audi A3 / S3 / RS3 | Mercedes-Benz GLB | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 103.8 in | 111.4 in | -7.6 in |
| Length | 175.4 in | 182.4 in | -7 in |
| Width | 70.7 in | 72.2 in | -1.5 in |
| Height | 55.7 in | 65.3 in | -9.6 in |
| Curb Weight | 3197 lb. | 3638 lb. | -441 lb. |
| Fuel Capacity | 13.2 gal. | 15.9 gal. | -2.7 gal. |
| Headroom, Row 1 | 36.5 in | 40.7 in | -4.2 in |
| Shoulder Room, Row 1 | 54.8 in | 55.9 in | -1.1 in |
| Legroom, Row 1 | 41.2 in | 41.1 in | 0.1 in |
| Headroom, Row 2 | 36.1 in | 39.3 in | -3.2 in |
| Shoulder Room, Row 2 | 53.0 in | 54.9 in | -1.9 in |
| Legroom, Row 2 | 35.1 in | 38.1 in | -3 in |
| Headroom, Row 3 | 0.0 in | 34.8 in | -34.8 in |
| Shoulder Room, Row 3 | 0.0 in | 43.8 in | -43.8 in |
| Legroom, Row 3 | 0.0 in | 29.1 in | -29.1 in |
| Total Legroom | 76.3 in (over 2 rows) | 108.3 in (over 3 rows) | -32 in |
| Cargo Volume, Minimum | 12.3 ft3 | 22.0 ft3 | -9.7 ft3 |
| Cargo Volume, Maximum | 12.3 ft3 | 62.0 ft3 | -49.7 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2020 Audi A3 / S3 / RS3
None of our members have yet commented on the seat room and comfort of the 2020 Audi A3 / S3 / RS3.
What Our Members Are Saying about the Seat Room and Comfort of the 2021 Mercedes-Benz GLB
None of our members have yet commented on the seat room and comfort of the 2021 Mercedes-Benz GLB.
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