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2021 Toyota Sienna and 2017 Acura RLX Specifications
| Model Year | 2021 | 2017 | |
| Model | Toyota Sienna | Acura RLX | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Minivan, ext. | 4dr Sedan | |
| Difference | |||
| Wheelbase | 120.5 in | 112.2 in | 8.3 in |
| Length | 203.7 in | 196.1 in | 7.6 in |
| Width | 78.5 in | 74.4 in | 4.1 in |
| Height | 68.5 in | 57.7 in | 10.8 in |
| Curb Weight | 4610 lb. | 3969 lb. | 641 lb. |
| Fuel Capacity | 18.0 gal. | 18.5 gal. | -0.5 gal. |
| Headroom, Row 1 | 40.0 in | 37.6 in | 2.4 in |
| Shoulder Room, Row 1 | 62.4 in | 59.6 in | 2.8 in |
| Hip Room, Row 1 | 59.6 in | 55.9 in | 3.7 in |
| Legroom, Row 1 | 40.3 in | 42.3 in | -2 in |
| Headroom, Row 2 | 39.3 in | 36.9 in | 2.4 in |
| Shoulder Room, Row 2 | 62.7 in | 57.0 in | 5.7 in |
| Hip Room, Row 2 | 66.2 in | 54.5 in | 11.7 in |
| Legroom, Row 2 | 39.9 in | 38.8 in | 1.1 in |
| Headroom, Row 3 | 37.4 in | 0.0 in | 37.4 in |
| Shoulder Room, Row 3 | 58.5 in | 0.0 in | 58.5 in |
| Hip Room, Row 3 | 48.8 in | 0.0 in | 48.8 in |
| Legroom, Row 3 | 38.7 in | 0.0 in | 38.7 in |
| Total Legroom | 118.9 in (over 3 rows) | 81.1 in (over 2 rows) | 37.8 in |
| Cargo Volume, Minimum | 33.5 ft3 | 15.3 ft3 | 18.2 ft3 |
| Cargo Volume, Behind R2 | 75.2 ft3 | 15.3 | 59.9 ft3 |
| Cargo Volume, Maximum | 101.0 ft3 | 15.3 ft3 | 85.7 ft3 |
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.
What Our Members Are Saying about the Seat Room and Comfort of the 2017 Acura RLX
| 2017 Acura RLX Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2018 | 4dr Sedan | Everyone who sits in the back seats comments on the comfort and leg room. see full Acura RLX review |
See TrueDelta's information for all Minivans
See TrueDelta's information for all Toyota models.
