| 1 | 0 | 3 | 4 | 3 | 4 |
2020 Kia Optima and 2021 Toyota Sienna Specifications
| Model Year | 2020 | 2021 | |
| Model | Kia Optima | Toyota Sienna | |
| Engine | 2.0L I4 Hybrid DOHC-4v 154 hp@6000 140 lb-ft@5000 |
2.5L I4 Hybrid DOHC-4v 189 hp@6000 176 lb-ft@4400 |
|
| Transmission | 6-speed shiftable automatic | 6-speed shiftable CVT | |
| Drivetrain | FWD | FWD | |
| Body | 4dr Sedan | 4dr Minivan, ext. | |
| Difference | |||
| Wheelbase | 110.4 in | 120.5 in | -10.1 in |
| Length | 191.1 in | 203.7 in | -12.6 in |
| Width | 73.2 in | 78.5 in | -5.3 in |
| Height | 57.7 in | 68.5 in | -10.8 in |
| Curb Weight | 3486 lb. | 4610 lb. | -1124 lb. |
| Fuel Capacity | 18.5 gal. | 18.0 gal. | 0.5 gal. |
| Headroom, Row 1 | 39.8 in | 40.0 in | -0.2 in |
| Shoulder Room, Row 1 | 58.1 in | 62.4 in | -4.3 in |
| Hip Room, Row 1 | 56.0 in | 59.6 in | -3.6 in |
| Legroom, Row 1 | 45.5 in | 40.3 in | 5.2 in |
| Headroom, Row 2 | 37.8 in | 39.3 in | -1.5 in |
| Shoulder Room, Row 2 | 56.4 in | 62.7 in | -6.3 in |
| Hip Room, Row 2 | 56.0 in | 66.2 in | -10.2 in |
| Legroom, Row 2 | 35.6 in | 39.9 in | -4.3 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 | 81.1 in (over 2 rows) | 118.9 in (over 3 rows) | -37.8 in |
| Cargo Volume, Minimum | 15.9 ft3 | 33.5 ft3 | -17.6 ft3 |
| Cargo Volume, Behind R2 | 15.9 | 75.2 ft3 | -59.3 |
| Cargo Volume, Maximum | 15.9 ft3 | 101.0 ft3 | -85.1 ft3 |
What Our Members Are Saying about the Seat Room and Comfort of the 2020 Kia Optima
None of our members have yet commented on the seat room and comfort of the 2020 Kia Optima.
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 Kia models.
