2015 Kia Optima
Specifications
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Select up to 3 trims to compare with:
LX | EX | SX | SX Turbo | SXL Turbo | |
Engine | |||||
Type | 2.4L, inline 4-cylinder, aluminum block and head | 2.4L, inline 4-cylinder, aluminum block and head | 2.4L, inline 4-cylinder, aluminum block and head | 2.0L, inline 4-cylinder, aluminum block and head | 2.0L, inline 4-cylinder, aluminum block and head |
Valve System | DOHC, four valves/cylinder | DOHC, four valves/cylinder | DOHC, four valves/cylinder | DOHC, four valves/cylinder | DOHC, four valves/cylinder |
Bore x Stroke | 88 x 97 mm/3.46 in. x 3.82 in. | 88 x 97 mm/3.46 in. x 3.82 in. | 88 x 97 mm/3.46 in. x 3.82 in. | 86 x 86 mm/3.39 in. x 3.39 in. | 86 x 86 mm/3.39 in. x 3.39 in. |
Displacement (cc) | 2,359 cc | 2,359 cc | 2,359 cc | 1,998 cc | 1,998 cc |
Horsepower | ULEV-II: 192 hp @ 6,300 rpm / SULEV: 192 hp @ 6,300 rpm | ULEV-II: 192 hp @ 6,300 rpm / SULEV: 192 hp @ 6,300 rpm | ULEV-II: 192 hp @ 6,300 rpm / SULEV: 192 hp @ 6,300 rpm | 274 hp @ 6,000 rpm | 274 hp @ 6,000 rpm |
Torque | ULEV-II: 181 lb.-ft. @ 4,250 rpm / SULEV: 181 lb.-ft. @ 4,250 rpm | ULEV-II: 181 lb.-ft. @ 4,250 rpm / SULEV: 181 lb.-ft. @ 4,250 rpm | ULEV-II: 181 lb.-ft. @ 4,250 rpm / SULEV: 181 lb.-ft. @ 4,250 rpm | 269 lb.-ft. @ 1,650 rpm - 4,500 rpm | 269 lb.-ft. @ 1,650 rpm - 4,500 rpm |
Compression Ratio | 11.3 : 1 | 11.3 : 1 | 11.3 : 1 | 9.5 : 1 | 9.5 : 1 |
Fuel Injection System | Gasoline Direct Injection (GDI) | Gasoline Direct Injection (GDI) | Gasoline Direct Injection (GDI) | Gasoline Direct Injection (GDI) | Gasoline Direct Injection (GDI) |
Transmission | 6-speed automatic Overdrive with Sportmatic® | 6-speed automatic Overdrive with Sportmatic® | 6-speed automatic Overdrive with Sportmatic® | 6-speed automatic Overdrive with Sportmatic® | 6-speed automatic Overdrive with Sportmatic® |
Drivetrain | |||||
Transmission | 6-speed Sportmatic automatic | 6-speed Sportmatic automatic | 6-speed Sportmatic automatic | 6-speed Sportmatic automatic | 6-speed Sportmatic automatic |
First | 4.21:1 | 4.21:1 | 4.21:1 | 4.65:1 | 4.65:1 |
Second | 2.64:1 | 2.64:1 | 2.64:1 | 2.83:1 | 2.83:1 |
Third | 1.80:1 | 1.80:1 | 1.80:1 | 1.84:1 | 1.84:1 |
Fourth | 1.39:1 | 1.39:1 | 1.39:1 | 1.39:1 | 1.39:1 |
Fifth | 1.00:1 | 1.00:1 | 1.00:1 | 1.00:1 | 1.00:1 |
Sixth | 0.77:1 | 0.77:1 | 0.77:1 | 0.77:1 | 0.77:1 |
Reverse | 3.39:1 | 3.39:1 | 3.39:1 | 3.39:1 | 3.39:1 |
Final gear ratio | 2.89:1 | 2.89:1 | 2.89:1 | 2.89:1 | 2.89:1 |
Clutch type | Torque Converter | Torque Converter | Torque Converter | Torque Converter | Torque Converter |
Dimensions | |||||
Wheelbase | 110.0 in. | 110.0 in. | 110.0 in. | 110.0 in. | 110.0 in. |
Track (front/rear) | 63.0 in. | 62.8 in. | 62.6 in. | 62.6 in. | 62.6 in. |
Length | 190.7 in. | 190.7 in. | 190.7 in. | 190.7 in. | 190.7 in. |
Width | 72.1 in. | 72.1 in. | 72.1 in. | 72.1 in. | 72.1 in. |
Height | 57.1 in. | 57.1 in. | 57.1 in. | 57.1 in. | 57.1 in. |
Ground clearance | 5.1 in. | 5.1 in. | 5.1 in. | 5.1 in. | 5.1 in. |
Headroom (front/rear) | 40.0 in./37.6 in. | 40.0 in./37.6 in. | 40.0 in./37.6 in. | 40.0 in./37.6 in. | 40.0 in./37.6 in. |
Shoulder room (front/rear) | 57.3 in./55.7 in. | 57.3 in./55.7 in. | 57.3 in./55.7 in. | 57.3 in./55.7 in. | 57.3 in./55.7 in. |
Legroom (front/rear) | 45.5 in./34.7 in. | 45.5 in./34.7 in. | 45.5 in./34.7 in. | 45.5 in./34.7 in. | 45.5 in./34.7 in. |
Hip room (front/rear) | 54.7 in./54.5 in. | 54.7 in./54.5 in. | 54.7 in./54.5 in. | 54.7 in./54.5 in. | 54.7 in./54.5 in. |
SAE Volume, interior | 117.6 cu. ft. | 117.6 cu. ft. | 117.6 cu. ft. | 117.6 cu. ft. | 117.6 cu. ft. |
SAE Volume, trunk | 15.4 cu. ft. | 15.4 cu. ft. | 15.4 cu. ft. | 15.4 cu. ft. | 15.4 cu. ft. |
Cofficient of drag (Cd) | 0.28 | 0.28 | 0.28 | 0.28 | 0.28 |
Tires & Wheels | |||||
Wheels | 6.5J x 16 | 6.5J x 17 | 7.5J x 18 | 7.5J x 18 | 7.5J x 18 |
Tires | P205/65R16 | P215/55R17 | 225/45R18 | 225/45R18 | 225/45R18 |
Body & Chassis | |||||
Layout | Front engine, front drive | Front engine, front drive | Front engine, front drive | Front engine, front drive | Front engine, front drive |
Body type | Steel unibody | Steel unibody | Steel unibody | Steel unibody | Steel unibody |
Front suspension | Independent, MacPherson struts, coil springs, anti-roll bar | Independent, MacPherson struts, coil springs, anti-roll bar | Independent, MacPherson struts, coil springs, anti-roll bar | Independent, MacPherson struts, coil springs, anti-roll bar | Independent, MacPherson struts, coil springs, anti-roll bar |
Rear suspension | Independent, multi-link, coil springs, anti-roll bar | Independent, multi-link, coil springs, anti-roll bar | Independent, multi-link, coil springs, anti-roll bar | Independent, multi-link, coil springs, anti-roll bar | Independent, multi-link, coil springs, anti-roll bar |
Steering type | Rack and pinion, Electric motor | Rack and pinion, Electric motor | Rack and pinion, Electric motor | Rack and pinion, Electric motor | Rack and pinion, Electric motor |
Turning diameter, curb-to-curb (ft.) | 35.8 ft. | 35.8 ft. | 35.8 ft. | 35.8 ft. | 35.8 ft. |
Curb Weight | |||||
Automatic transmission | 3,237 lbs. | 3,272 lbs. | 3,327 lbs. | 3,468 lbs. | 3,468 lbs. |
Weight distribution (front/rear) | 60.5% / 39.5% | 60.5% / 39.5% | 60.5% / 39.5% | 60.8% / 39.2% | 60.8% / 39.2% |
Brakes | |||||
Type | Hydraulic, vacuum power-assisted | Hydraulic, vacuum power-assisted | Hydraulic, vacuum power-assisted | Hydraulic, vacuum power-assisted | Hydraulic, vacuum power-assisted |
Front/rear | 11.8 in. vent. discs/11.2 in. solid discs | 11.8 in. vent. discs/11.2 in. solid discs | 11.8 in. vent. discs/11.2 in. solid discs | 12.6 in. vent. discs/11.2 in. solid discs | 12.6 in. vent. discs/11.2 in. solid discs |
Estimated Fuel Economy | |||||
Automatic transmission, city/highway/combined (mpg) | 23/34/27 | 23/34/27 | 23/34/27 | 20/31/24 | 20/31/24 |
Fuel tank capacity (gallons) | 18.5 | 18.5 | 18.5 | 18.5 | 18.5 |