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2021 BMW 3-Series and 2020 Toyota Sienna Specifications
| Model Year | 2021 | 2020 | |
| Model | BMW 3-Series | Toyota Sienna | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Minivan, ext. | |
| Difference | |||
| Wheelbase | 2,850 mm | 3,030 mm | -1 mm |
| Length | 4,717 mm | 5,085 mm | -1 mm |
| Width | 1,826 mm | 1,984 mm | 0 mm |
| Height | 1,443 mm | 1,750 mm | 0 mm |
| Curb Weight | 1,628 kg | 1,985 kg | 0 kg |
| Fuel Capacity | 59 L | 76 L | -17 L |
| Headroom, Row 1 | 983 mm | 1,041 mm | 982 mm |
| Shoulder Room, Row 1 | 1,422 mm | 1,651 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,488 mm | -1 mm |
| Legroom, Row 1 | 1,067 mm | 1,029 mm | 0 mm |
| Headroom, Row 2 | 955 mm | 1,008 mm | 954 mm |
| Shoulder Room, Row 2 | 1,387 mm | 1,641 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,679 mm | -1 mm |
| Legroom, Row 2 | 894 mm | 955 mm | -61 mm |
| Headroom, Row 3 | 0 mm | 973 mm | -973 mm |
| Shoulder Room, Row 3 | 0 mm | 1,552 mm | -1 mm |
| Hip Room, Row 3 | 0 mm | 1,278 mm | -1 mm |
| Legroom, Row 3 | 0 mm | 922 mm | -922 mm |
| Total Legroom | 1,961 mm (over 2 rows) | 2,906 mm (over 3 rows) | -1 mm |
| Cargo Volume, Minimum | 479 L | 1,107 L | 478 L |
| Cargo Volume, Behind R2 | 16.9 | 2,466 L | 14.9 |
| Cargo Volume, Maximum | 16.9 | 4,248 L | 12.9 |
What Our Members Are Saying about the Seat Room and Comfort of the 2021 BMW 3-Series
None of our members have yet commented on the seat room and comfort of the 2021 BMW 3-Series.
What Our Members Are Saying about the Seat Room and Comfort of the 2020 Toyota Sienna
None of our members have yet commented on the seat room and comfort of the 2020 Toyota Sienna.
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