| Model Year | 2007 | 2016 | |
| Model | Kia Optima | Acura MDX | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 107.1 in | 111.0 in | -3.9 in |
| Length | 186.4 in | 193.6 in | -7.2 in |
| Width | 71.1 in | 77.2 in | -6.1 in |
| Height | 58.3 in | 67.6 in | -9.3 in |
| Curb Weight | 3142 lb. | 3960 lb. | -818 lb. |
| Fuel Capacity | 17.0 gal. | 19.5 gal. | -2.5 gal. |
| Headroom, Row 1 | 39.8 in | 38.1 in | 1.7 in |
| Shoulder Room, Row 1 | 57.1 in | 61.1 in | -4 in |
| Hip Room, Row 1 | 54.5 in | 59.0 in | -4.5 in |
| Legroom, Row 1 | 43.7 in | 41.5 in | 2.2 in |
| Headroom, Row 2 | 38.0 in | 38.3 in | -0.3 in |
| Shoulder Room, Row 2 | 56.3 in | 59.1 in | -2.8 in |
| Hip Room, Row 2 | 54.7 in | 57.8 in | -3.1 in |
| Legroom, Row 2 | 37.8 in | 36.5 in | 1.3 in |
| Headroom, Row 3 | 0.0 in | 35.6 in | -35.6 in |
| Shoulder Room, Row 3 | 0.0 in | 54.7 in | -54.7 in |
| Hip Room, Row 3 | 0.0 in | 40.6 in | -40.6 in |
| Legroom, Row 3 | 0.0 in | 27.4 in | -27.4 in |
| Total Legroom | 81.5 in (over 2 rows) | 105.4 in (over 3 rows) | -23.9 in |
| Cargo Volume, Minimum | 14.8 ft3 | 14.8 ft3 | 0 ft3 |
| Cargo Volume, Behind R2 | 14.8 | 38.4 ft3 | -23.6 |
| Cargo Volume, Maximum | 14.8 ft3 | 68.4 ft3 | -53.6 ft3 |
| 2007 Kia Optima Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2007 | 4dr Sedan 161-horsepower 2.4L I4 5-speed shiftable automatic FWD |
Spacious enough to allow my 84 year old mother to get in and out without injuring herself! see full Kia Optima review |
| 2007 | 4dr Sedan 161-horsepower 2.4L I4 5-speed shiftable automatic FWD |
After driving the Optima for five days straight for 10+ hours per day, other than the occasional stop, on a road trip, not one time did I get a sore back or thighs. see full Kia Optima review |
None of our members have yet commented on the seat room and comfort of the 2016 Acura MDX.