Compare Kia Optima vs Cadillac CT6 vs Kia K9
Variants
1.6 T-GDI AWD
1.6T-GDI
2.0
2.0 Hybrid
2.0 LPI
2.5 T-GDI DCT
2.0T
2.0T (340 Hp) PHEV
2.0T PHEV
3.0T V6 AWD
3.6L V6 AWD
CT6-V Blackwing
3.8 GDI
5.0 GDI
Capacity
Cargo Capacity
453 L / 16.0 cu-ft
450 L / 15.9 cu-ft
Coolant Capacity
4.5 L / 4.8 qt
Fuel Capacity
60.0 L / 15.9 gal
75.0 L / 19.8 gal
Passengers
5
5
5
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Disc
Power Steering
Electric Steering
Electric Steering
Electric Steering
Suspension | Front
MacPherson strut
Multi-link
Multi-link
Suspension | Rear
Multi-link
Multi-link
Multi-link
Tire Size
245/45 R19; 245/40 R20
Turning Circle
11.0 m / 36.1 ft
Construction
Battery | Capacity
1.8 kWh (gross)
Body Style
4-door Sedan
Dimensions
Ground Clearance
135 mm / 5.3 in
Size | Height
1445 mm / 56.9 in
Size | Length
5095 mm / 200.6 in
Size | Width
1900 mm / 74.8 in
Wheelbase
2850 mm / 112.2 in
3109 mm / 122.4 in
3045 mm / 119.9 in
Performance
Coefficient Of Drag
0.27
0.30
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
ULEV 70 - LEV III
Engine | Bore
96.0 mm / 3.8 in
Engine | Compression Ratio
10.5:1
11.5:1
Engine | Stroke
87.0 mm / 3.4 in
Fuel Capacity
73.8 L
Transmission | Gears
10-speed
8-speed
Transmission | Type
Automatic
Automatic
Production
Availability
2020
2012 ~ 2018
Debut
2015 New York Auto Show
Made In
South Korea, USA
US: Michigan; China: Shanghai
Reviews
Neofiliac score
69%
86%
71%
Pros
- Good 0.27 drag coefficient
- Handsome styling
- Good handling characteristics
- Multi-link suspension on all four corners
- Surprisingly good handling for a large sedan
- Up to 550hp and 868Nm of torque (CT6-V)
- Down to very low 1.7L/100km fuel consumption (PHEV)
- Multi-link suspensions all-around
- Naturally-aspiprated V8
- Elegant styling
Cons
- Stuck with MacPherson struts in the front
- Could use more power
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