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2018 BMW 4-Series and 2021 Audi A8 / S8 Specifications
| Model Year | 2018 | 2021 | |
| Model | BMW 4-Series | Audi A8 / S8 | |
| Engine | turbocharged 3.0L I6 DOHC-4v 425 hp@5500 406 lb-ft@1850 |
turbocharged 4.0L V8 Hybrid DOHC-4v 563 hp@6000 590 lb-ft@2000 |
|
| Transmission | 7-speed automated manual | 8-speed shiftable automatic | |
| Drivetrain | RWD | AWD | |
| Body | 2dr Hardtop conv. | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 2,809 mm | 3,129 mm | -1 mm |
| Length | 4,638 mm | 5,301 mm | -1 mm |
| Width | 1,826 mm | 1,946 mm | 0 mm |
| Height | 1,384 mm | 1,488 mm | 0 mm |
| Curb Weight | 1,865 kg | 2,405 kg | -1 kg |
| Fuel Capacity | 60 L | 82 L | -22 L |
| Headroom, Row 1 | 1,026 mm | 973 mm | -972 mm |
| Shoulder Room, Row 1 | 1,405 mm | 1,501 mm | 0 mm |
| Legroom, Row 1 | 1,072 mm | 1,054 mm | 0 mm |
| Headroom, Row 2 | 942 mm | 978 mm | -36 mm |
| Shoulder Room, Row 2 | 1,265 mm | 1,463 mm | 0 mm |
| Legroom, Row 2 | 841 mm | 1,125 mm | 840 mm |
| Total Legroom | 1,913 mm (over 2 rows) | 2,179 mm (over 2 rows) | -1 mm |
| Cargo Volume, Minimum | 221 L | 354 L | -133 L |
| Cargo Volume, Maximum | 368 L | 12.5 | 355.5 L |
What Our Members Are Saying about the Seat Room and Comfort of the 2018 BMW 4-Series
None of our members have yet commented on the seat room and comfort of the 2018 BMW 4-Series.
What Our Members Are Saying about the Seat Room and Comfort of the 2021 Audi A8 / S8
None of our members have yet commented on the seat room and comfort of the 2021 Audi A8 / S8.
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