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2020 Chevrolet Impala and 2021 Toyota Sienna Specifications
| Model Year | 2020 | 2021 | |
| Model | Chevrolet Impala | Toyota Sienna | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Minivan, ext. | |
| Difference | |||
| Wheelbase | 2,837 mm | 3,061 mm | -1 mm |
| Length | 5,113 mm | 5,174 mm | 0 mm |
| Width | 1,854 mm | 1,994 mm | 0 mm |
| Height | 1,496 mm | 1,740 mm | 0 mm |
| Curb Weight | 1,724 kg | 2,091 kg | -1 kg |
| Fuel Capacity | 70 L | 68 L | 2 L |
| Headroom, Row 1 | 1,013 mm | 1,016 mm | 0 mm |
| Shoulder Room, Row 1 | 1,471 mm | 1,585 mm | 0 mm |
| Hip Room, Row 1 | 1,394 mm | 1,514 mm | 0 mm |
| Legroom, Row 1 | 1,064 mm | 1,024 mm | 0 mm |
| Headroom, Row 2 | 950 mm | 998 mm | -48 mm |
| Shoulder Room, Row 2 | 1,445 mm | 1,593 mm | 0 mm |
| Hip Room, Row 2 | 1,374 mm | 1,681 mm | 0 mm |
| Legroom, Row 2 | 1,011 mm | 1,013 mm | 0 mm |
| Headroom, Row 3 | 0 mm | 950 mm | -950 mm |
| Shoulder Room, Row 3 | 0 mm | 1,486 mm | -1 mm |
| Hip Room, Row 3 | 0 mm | 1,240 mm | -1 mm |
| Legroom, Row 3 | 0 mm | 983 mm | -983 mm |
| Total Legroom | 2,075 mm (over 2 rows) | 3,020 mm (over 3 rows) | -1 mm |
| Cargo Volume, Minimum | 532 L | 949 L | -417 L |
| Cargo Volume, Behind R2 | 18.8 | 2,129 L | 16.8 |
| Cargo Volume, Maximum | 18.8 | 2,860 L | 16.8 |
What Our Members Are Saying about the Seat Room and Comfort of the 2020 Chevrolet Impala
None of our members have yet commented on the seat room and comfort of the 2020 Chevrolet Impala.
What Our Members Are Saying about the Seat Room and Comfort of the 2021 Toyota Sienna
None of our members have yet commented on the seat room and comfort of the 2021 Toyota Sienna.
See TrueDelta's information for all Sedans
See TrueDelta's information for all Chevrolet models.
