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2020 Buick Regal and 2023 Toyota Sienna Specifications
| Model Year | 2020 | 2023 | |
| Model | Buick Regal | Toyota Sienna | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Wagon | 4dr Minivan, ext. | |
| Difference | |||
| Wheelbase | 111.4 in | 120.5 in | -9.1 in |
| Length | 196.3 in | 203.7 in | -7.4 in |
| Width | 73.3 in | 78.5 in | -5.2 in |
| Height | 58.4 in | 68.5 in | -10.1 in |
| Curb Weight | 4239 lb. | 4610 lb. | -371 lb. |
| Fuel Capacity | 16.3 gal. | 18.0 gal. | -1.7 gal. |
| Headroom, Row 1 | 38.8 in | 40.0 in | -1.2 in |
| Shoulder Room, Row 1 | 56.9 in | 62.4 in | -5.5 in |
| Hip Room, Row 1 | 55.2 in | 59.6 in | -4.4 in |
| Legroom, Row 1 | 42.1 in | 40.3 in | 1.8 in |
| Headroom, Row 2 | 39.6 in | 39.3 in | 0.3 in |
| Shoulder Room, Row 2 | 55.4 in | 62.7 in | -7.3 in |
| Hip Room, Row 2 | 54.1 in | 66.2 in | -12.1 in |
| Legroom, Row 2 | 36.9 in | 39.9 in | -3 in |
| Headroom, Row 3 | 0.0 in | 37.4 in | -37.4 in |
| Shoulder Room, Row 3 | 0.0 in | 58.5 in | -58.5 in |
| Hip Room, Row 3 | 0.0 in | 48.8 in | -48.8 in |
| Legroom, Row 3 | 0.0 in | 38.7 in | -38.7 in |
| Total Legroom | 79 in (over 2 rows) | 118.9 in (over 3 rows) | -39.9 in |
| Cargo Volume, Minimum | 32.7 ft3 | 33.5 ft3 | -0.8 ft3 |
| Cargo Volume, Behind R2 | 32.7 | 75.2 ft3 | -42.5 |
| Cargo Volume, Maximum | 73.5 ft3 | 101.0 ft3 | -27.5 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2020 Buick Regal
None of our members have yet commented on the seat room and comfort of the 2020 Buick Regal.
What Our Members Are Saying about the Seat Room and Comfort of the 2023 Toyota Sienna
None of our members have yet commented on the seat room and comfort of the 2023 Toyota Sienna.
See TrueDelta's information for all Buick models.
