| Model Year | 2010 | 2006 | |
| Model | Kia Optima | Acura RL | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 107.1 in | 110.2 in | -3.1 in |
| Length | 189.0 in | 193.6 in | -4.6 in |
| Width | 71.1 in | 72.2 in | -1.1 in |
| Height | 58.3 in | 57.1 in | 1.2 in |
| Curb Weight | 3157 lb. | 4012 lb. | -855 lb. |
| Fuel Capacity | 16.4 gal. | 19.4 gal. | -3 gal. |
| Headroom, Row 1 | 39.8 in | 38.5 in | 1.3 in |
| Shoulder Room, Row 1 | 57.1 in | 58.5 in | -1.4 in |
| Hip Room, Row 1 | 54.5 in | 55.1 in | -0.6 in |
| Legroom, Row 1 | 43.7 in | 42.4 in | 1.3 in |
| Headroom, Row 2 | 38.0 in | 37.2 in | 0.8 in |
| Shoulder Room, Row 2 | 56.3 in | 56.1 in | 0.2 in |
| Hip Room, Row 2 | 54.7 in | 54.0 in | 0.7 in |
| Legroom, Row 2 | 37.8 in | 36.3 in | 1.5 in |
| Total Legroom | 81.5 in (over 2 rows) | 78.7 in (over 2 rows) | 2.8 in |
| Cargo Volume | 15.0 ft3 | 13.1 ft3 | 1.9 ft3 |
None of our members have yet commented on the seat room and comfort of the 2010 Kia Optima.
| 2006 Acura RL Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2007 | 4dr Sedan 290-horsepower 3.5L V6 5-speed shiftable automatic AWD |
A little tight up front especially when compared to the M35 which is very roomy. see full Acura RL review |
| 2007 | 4dr Sedan 290-horsepower 3.5L V6 5-speed shiftable automatic AWD |
Again, tight when compared to the M35. see full Acura RL review |