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2018 BMW 4-Series and 2015 Mercedes-Benz SL Specifications
| Model Year | 2018 | 2015 | |
| Model | BMW 4-Series | Mercedes-Benz SL | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Hardtop conv. | 2dr Hardtop conv. | |
| Difference | |||
| Wheelbase | 2,809 mm | 2,586 mm | 0 mm |
| Length | 4,638 mm | 4,618 mm | 0 mm |
| Width | 1,826 mm | 1,877 mm | 0 mm |
| Height | 1,384 mm | 1,316 mm | 0 mm |
| Curb Weight | 1,837 kg | 1,785 kg | 0 kg |
| Fuel Capacity | 60 L | 75 L | -15 L |
| Headroom, Row 1 | 1,026 mm | 993 mm | -992 mm |
| Shoulder Room, Row 1 | 1,405 mm | 1,410 mm | 0 mm |
| Legroom, Row 1 | 1,072 mm | 1,090 mm | 0 mm |
| Headroom, Row 2 | 942 mm | 0 mm | 942 mm |
| Shoulder Room, Row 2 | 1,265 mm | 0 mm | 1 mm |
| Legroom, Row 2 | 841 mm | 0 mm | 841 mm |
| Total Legroom | 1,913 mm (over 2 rows) | 1,090 mm (over 1 row) | 0 mm |
| Cargo Volume, Minimum | 221 L | 241 L | -20 L |
| Cargo Volume, Maximum | 368 L | 382 L | -14 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 2015 Mercedes-Benz SL
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz SL.
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