Research 2016 Kia Optima specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

LX 4dr Sedan LX


Brake Type 4-Wheel Disc
Rear Drum Diam x Width (in)
Drum - Rear (Yes or )
Rear Brake Rotor Diam x Thickness (in) 11.2
Front Brake Rotor Diam x Thickness (in) 12
Disc - Rear (Yes or ) Yes
Disc - Front (Yes or ) Yes
Brake ABS System 4-Wheel

Cargo Area Dimensions

Trunk Volume (ft³) 15.9


Maximum Alternator Capacity (amps) 150
Cold Cranking Amps @ 0° F (Primary) 800


Tons/yr of CO2 Emissions @ 15K mi/year 6.3


SAE Net Torque @ RPM 178 @ 4000
Engine Order Code
Engine Type Regular Unleaded I-4
Displacement 2.4 L/144
Fuel System Gasoline Direct Injection
SAE Net Horsepower @ RPM 185 @ 6000

Exterior Dimensions

Width, Max w/o mirrors (in) 73.2
Length, Overall (in) 191.1
Wheelbase (in) 110.4
Height, Overall (in) 57.7
Min Ground Clearance (in) 5.3
Track Width, Rear (in) 63.8
Track Width, Front (in) 63.5

Fuel Tank

Fuel Tank Capacity, Approx (gal) 18.5

Interior Dimensions

Second Shoulder Room (in) 56.4
Passenger Volume (ft³) 104.8
Second Hip Room (in) 56
Passenger Capacity 5
Second Leg Room (in) 35.6
Second Head Room (in) 37.8
Front Hip Room (in) 56
Front Shoulder Room (in) 58.1
Front Leg Room (in) 45.5
Front Head Room (in) 39.8


Fuel Economy Est-Combined (MPG) 28
EPA Fuel Economy Est - Hwy (MPG) 35
EPA Fuel Economy Est - City (MPG) 24


Steering Type Rack-Pinion


Vehicle Name Kia Optima
Body Style Sedan


Suspension Type - Rear Multi-Link
Suspension Type - Front (Cont.) Strut
Suspension Type - Rear (Cont.) Multi-Link
Suspension Type - Front Strut


Rear Tire Size 215/55VR17
Rear Tire Size P205/65HR16
Spare Tire Size
Front Tire Size P205/65HR16
Front Tire Size 215/55VR17
Spare Tire Order Code
Rear Tire Order Code
Rear Tire Order Code NONTR
Front Tire Order Code
Front Tire Order Code NONTR


Trans Type 6
Reverse Ratio (:1) 3.38
Sixth Gear Ratio (:1) 0.77
Fifth Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 1.39
Third Gear Ratio (:1) 1.80
Second Gear Ratio (:1) 2.64
First Gear Ratio (:1) 4.21
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Order Code
Drivetrain Front Wheel Drive
Final Drive Axle Ratio (:1) 2.88


EPA Classification Large Cars

Weight Information

Base Curb Weight (lbs) 3219


Rear Wheel Size (in) 16 X 6.5
Rear Wheel Size (in) 17 X 7
Front Wheel Size (in) 16 X 6.5
Front Wheel Size (in) 17 X 7
Spare Wheel Size (in)
Front Wheel Material Aluminum
Rear Wheel Material Aluminum
Spare Wheel Material