2018 Kia Optima Specifications

Specifications

2016 2017 2018 2019 2020

Features

Engine Location :	Front
Drive Type :	Front Wheel
Body / Chassis :	Steel unibody
Production Years for Series :	2016 -
Price :	MSRP: $22,500-30,500
Weight :	3219 lbs \| 1460.114 kg
MPG City :	25
MPG Highway :	37
Combined MPG :	30.00
Introduced At :	2015 New York International Auto Show

Engine & Transmission

Inline 4
Displacement :	2359 cc \| 144.0 cu in. \| 2.4 L.
Power :	185 HP (136.16 KW) @ 6000 RPM
Torque :	178 Ft-Lbs (241 NM) @ 4000 RPM
Bore :	88.0 mm \| 3.465 in.
Stroke :	97.0 mm \| 3.819 in.
Compression :	11.3:1
Valvetrain :	16 DOHC (4.0 valves per cylinder)
Construction :	Aluminum block and head
Direct Fuel Injection

Turbocharged Inline 4
Displacement :	1591 cc \| 97.1 cu in. \| 1.6 L.
Power :	178 HP (131.008 KW) @ 5500 RPM
Torque :	195 Ft-Lbs (264 NM) @ 1500 RPM
Bore :	77.0 mm \| 3.031 in.
Stroke :	85.4 mm \| 3.362 in.
Compression :	10.0:1
Valvetrain :	16 DOHC (4.0 valves per cylinder)
Construction :	Aluminum block and head
Direct Fuel Injection

Transmission:
6 Automatic Sportmatic; Electronically-controlled , 7 Automatic

Gear Ratios

1st Gear :	4.212:1
2nd Gear :	2.637:1
3rd Gear :	1.800:1
4th Gear :	1.386:1
5th Gear :	1.000:1
6th Gear :	0.772:1

Handling

Recall

Component	LATCHES/LOCKS/LINKAGES:TRUNK LID:LATCH
Manufacturer	Kia America, Inc.
NHTSA Campaign ID	23V594000
Summary	Kia America, Inc. (Kia) is recalling certain 2016-2017 Rio, 2016-2018 Optima, 2017-2018 Optima Hybrid and Optima Plug-in Hybrid vehicles. The trunk latch base may crack, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 401, 'Internal Trunk Release.'
Consequence	A person inside the trunk compartment may become trapped, increasing their risk of injury.
Remedy	Dealers will replace the trunk latch base subassembly, free of charge. Owner notification letters were mailed October 19, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC278.
Notes	Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Component	HYBRID PROPULSION SYSTEM
Manufacturer	Kia Motors America
Mfr Report Date	20160825
NHTSA Campaign ID	18V161000
Summary	Kia Motors America (Kia) is recalling certain 2017-2018 Kia Optima hybrid vehicles. These vehicles are equipped with a Voltage Protection Device (VPD), designed to protect the high voltage battery module, that may activate inadvertently.
Consequence	If the VPD activates while the vehicle is being operated in Electric Vehicle (EV) mode, there may be a loss of power, increasing the risk of a crash.
Remedy	Kia will notify owners, and dealers will remove the VPD switch and install two newly designed Battery Management Systems (BMS) that contain Overvoltage Protection Devices (OPDs), free of charge. The recall is expected to begin May 2018. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC162.
Notes	Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Information provided by NHTSA
Data updated June 2024

2018 Kia Optima FAQs (show)

Popular frequently asked questions include:

What are the dimension and mechanical specifications of the 2018 Kia Optima?
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How powerful was the 2018 Kia Optima? Was the 2018 Kia Optima popular? Was the 2018 Kia Optima expensive? What was the fuel economy of the 2018 Kia Optima?

Q: What is the wheelbase size of the 2018 Kia Optima? A: The 2018 Kia Optima has a wheelbase size of 110.40 inches.

Q: What is the length of the 2018 Kia Optima? A: The 2018 Kia Optima has a length of 191.10 inches.

Q: What is the width of the 2018 Kia Optima? A: The 2018 Kia Optima has a width of 73.20 inches.

Q: How much headroom does the 2018 Kia Optima have?A: The 2018 Kia Optima has 40.10 inches of headroom.

Q: How much legroom does the 2018 Kia Optima have?A: The 2018 Kia Optima has legroom of 45.40 inches.

Q: What is the bodystyle of the 2018 Kia Optima? A: The 2018 Kia Optima was a Sedan.

Q: How much did the 2018 Kia Optima cost when new? What was the MSRP? A: The 2018 Kia Optima had an MSRP of $22,500 - $$30,500 (USD).

Q: What engines did the 2018 Kia Optima have? A: The 2018 Kia Optima had the following engine options: Inline 4 (2359 cc | 144.0 cu in. | 2.4 L.) with 185 HP (136.16 KW) @ 6000 RPM and 178 Ft-Lbs (241 NM) @ 4000 RPM

Turbocharged Inline 4 (1591 cc | 97.1 cu in. | 1.6 L.) with 178 HP (131.008 KW) @ 5500 RPM and 195 Ft-Lbs (264 NM) @ 1500 RPM

Q: What transmissions did the 2018 Kia Optima have? A: The 2018 Kia Optima had the following gearbox options: 6 speed Automatic Sportmatic; Electronically-controlled, 7 speed Automatic.