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2018 Kia Optima
#3 Best Mid-Size Cars of 2018

Used 2018 Kia Optima

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2020
2018
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Hybrid/Electric Variations Available

Fuel Economy
25 - 31 combined mpg
Horsepower
178 - 245 hp
Engine
3 engines available
Engine Options
  • 4-Cyl, 2.4 Liter
  • 4-Cyl, Turbo, 1.6 Liter
  • 4-Cyl, Turbo, 2.0 Liter
Cargo Volume
15.9 cu ft
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2018 Kia Optima Review

Keith Buglewicz

By Keith Buglewicz

Updated December 02, 2019

Pros

The 2018 Kia Optima offers a little something for everyone, packing value and technology at every trim level, from the base-model LX, to the sporty turbocharged SX, and the hybrid and plug-in hybrid. The competitively priced Optima also comes standard with a 10-year/100,000-mile powertrain warranty.

Cons

While you can get driver-assist technology on the Optima, it’s reserved for higher-end models, unlike the Toyota Camry and Honda Accord, which offer it across the board. Unlike the Subaru Impreza, the Optima isn’t available with all-wheel drive either.

What's New?

The 2018 Kia Optima gets a standard 7-inch touch-screen infotainment system, and standard blind-spot detection, rear cross-traffic alert, and rear parking assist. A new S trim level adds a level of sportiness at a lower price, offering a sporty front bumper, rear spoiler, 17-inch alloy wheels and more.

The 2018 Kia Optima sedan family receives a handful of improvements this year, building on the momentum it has earned since its introduction in 2016 when it won our Best Buy award for midsize sedans. The Optima established itself early as a leader in the midsize-sedan segment, offering excellent performance, power, fuel economy, technology and value. Against rivals like the Honda Accord, Toyota Camry and Chevy Malibu, the Optima holds its own, with the 2018 Optima now offering a standard 7-inch touch screen with Apple CarPlay and Android Auto, and standard blind-spot detection, rear cross-traffic alert, and rear parking-assist systems. The icing on the cake: the Optima’s 10-year/100,000-mile warranty.

2018 Kia Optima Pricing

2018 Kia Optima pricing starts at $9,998 for the Optima LX Sedan 4D, which had a starting MSRP of $23,495 when new. The range-topping 2018 Optima SX Turbo Sedan 4D starts at $12,967 today, originally priced from $31,495.

Original MSRP
KBB Fair Purchase Price (national avg.)
$23,495
$9,998
$24,495
$10,879
$25,295
$11,090
$26,595
$11,286
$31,495
$12,967

The Kelley Blue Book Fair Purchase Price for any individual used vehicle can vary greatly according to mileage, condition, location, and other factors. The prices here reflect what buyers are currently paying for used 2018 Kia Optima models in typical condition when purchasing from a dealership. These prices are updated weekly.

Driving the Kia Optima

Kia’s 2018 Optima isn’t billed as a sports sedan, but the SX model with the turbo engine doesn’t seem to have gotten the memo. The 245-horsepower turbocharged engine, quick-shifting 6-speed automatic, and responsive steering all make the Optima SX turbo feel more agile and fun than many of its competitors. The SX gets singled out here thanks to its better power-steering setup and firmer suspension and 18-inch wheel-and-tire package. The LX and EX are geared more toward comfort, which is no bad thing really. The good news is that superior handling doesn’t come at the expense of a harsh ride. While we love the turbo’s plentiful power, we have to admit that the standard 2.4-liter engine is actually more than adequate for most drivers, and the 1.6-liter with its 7-speed dual-clutch transmission is a nice intermediate step, although the transmission could use some refinement.

Interior Comfort

Kia bifurcates the 2018 Optima interior with a metallic band of trim, placing the gauges, infotainment touch screen and vents above, and the audio-system and climate-control buttons below. As we expect in Kias these days, the interior materials all feel high quality, and we like the soft-touch panels on the door tops, dash and pretty much everywhere else. We also like the fact that Kia still uses buttons and knobs for most functions, instead of relying on touch-sensitive sliders. The comfortable seating extends to the huge back seat, and Optima SX Limited models get Nappa leather and other high-end touches.

Exterior Styling

The 2018 Optima is a good-looking and sharply styled car, one that subtly builds on the design language established by the previous-generation car. We like the long, low look, the "tiger-nose" grille treatment, and the subtly aggressive stance. Then again, we said the same things about the previous-generation Optima, and considering the significant changes under the skin, it’d be nice if that skin was different as well. Then again, that gamble didn’t pay off too well for Hyundai’s Sonata, so we’re fine with the Optima keeping a familiar look.

Favorite Features

ANDROID AUTO & APPLE CARPLAY
With Android Auto and Apple CarPlay standard across the board on a 7-inch touch screen, the 2018 Optima feels that much more modern. And what’s not to like: Both systems offer up the same interface you’ve grown to love on your phone, and with similar functionality, too.

HARMAN/KARDON AUDIO
Kia knows you’re going to be listening to more than your own thoughts, and the harman/kardon QuantumLogic7 surround audio system in the 2018 Optima goes a step beyond its rivals with its Clari-Fi feature that helps restore even old MP3 files.

Standard Features

All Optima models now come with a 7-inch touch-screen infotainment system featuring Apple CarPlay and Android Auto. In addition to that, the base-model LX comes with a 2.4-liter 4-cylinder engine mated to a 6-speed automatic transmission, and a Driver Mode Select system that switches among Normal, Sport and Eco modes. Other standard features include air conditioning, a rearview camera, and controls on the tilt-telescope steering wheel for the cruise-control and audio systems. The infotainment system includes Sirius satellite radio, Bluetooth, aux and USB inputs. The front seats adjust manually, except for the driver’s power lumbar.

Factory Options

You can equip the LX with a 1.6-liter turbocharged 4-cylinder connected to a 7-speed dual-clutch automatic or you can step up to the 2.0-liter turbo in the SX models. Other options include a new Convenience Package for LX models that adds a 10-way-power driver’s seat and laminated front-side windows, and of course the new S model. EX and SX buyers can add active cruise control, automatic emergency braking and lane-departure warning, while the Limited package on SX models adds Nappa leather, an around-view monitor and more. Of course, there’s also the harman/kardon audio system we can’t say enough nice things about.

Engine & Transmission

The base Optima LX, S, and EX models all get a 2.4-liter 4-cylinder engine with 185 horsepower connected to a 6-speed automatic transmission. There’s an additional low-end engine available on the LX, a 1.6-liter turbocharged 4-cylinder connected to a 7-speed dual-clutch automatic. If you want power, the Optima SX 2.0L Turbo comes with a 2.0-liter turbocharged engine with 245 horsepower, also connected to a 6-speed automatic. If you’re looking at hybrids, they use a 2.0-liter non-turbo engine paired to an electric motor. Fuel economy is solid across the board, with LX models getting 34 mpg on the highway, SX getting 31 mpg, and the LX 1.6T model getting 37 mpg. The 2018 Optima Hybrid promises 46-mpg highway and the plug-in 103 MPGe.

2.4-liter inline-4 (LX, EX)
185 horsepower @ 6,000 rpm
178 lb-ft of torque @ 4,000 rpm
EPA city/highway fuel economy: 24/34 mpg

1.6-liter turbocharged inline-4 (LX 1.6T)
178 horsepower @ 5,500 rpm
195 lb-ft of torque @ 1,500-4,500 rpm
EPA city/highway fuel economy: 28/37 mpg

2.0-liter turbocharged inline-4 (SX, SXL)
245 horsepower @ 6,000 rpm
260 lb-ft of torque @ 1,350-4,500 rpm
EPA city/highway fuel economy: 22/31 mpg

2.0-liter inline-4 + Permanent Magnet Synchronous Motor (Hybrid)
154 horsepower @ 6,000 rpm
140 lb-ft of torque @ 5,000 rpm
Electric Motor: 50 horsepower/151 lb-ft of torque
Net Output: 192 horsepower/271 lb-ft of torque
EPA city/highway fuel economy: 39/46 mpg

2.0-liter inline-4 + Permanent Magnet Synchronous Motor (Plug-in Hybrid)
154 horsepower @ 6,000 rpm
140 lb-ft of torque @ 5,000 rpm
Electric Motor: 66 horsepower/151 lb-ft of torque
Net Output: 202 horsepower/276 lb-ft of torque
EPA fuel economy: 103 MPGe/40 mpg combined


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2018 Kia Optima
KBB.com Consumer Reviews

4.1
Consumer Rating
Based on 83 Consumer Reviews
Write a Review
75%Recommend this vehicle
5
61%
5
61%
4
17%
4
17%
3
5%
3
5%
2
5%
2
5%
1
12%
1
12%
Value
4.3
Performance
4.0
Quality
4.2
Comfort
4.4
Reliability
4.3
Styling
4.5

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2018 Kia Optima Styles

Style
Price
Combined Fuel Economy
Horsepower
Engine
Cargo Capacity
Torque
Curb Weight
LX Sedan 4D
$9,998
28 MPG
185 @ 6000 RPM
4-Cyl, 2.4 Liter
15.9 cu ft
178 lb-ft
3219 lbs
S Sedan 4D
$10,879
28 MPG
185 @ 6000 RPM
4-Cyl, 2.4 Liter
15.9 cu ft
178 lb-ft
3362 lbs
EX Sedan 4D
$11,286
28 MPG
185 @ 6000 RPM
4-Cyl, 2.4 Liter
15.9 cu ft
178 lb-ft
3362 lbs
LX Turbo Sedan 4D
$11,090
31 MPG
178 @ 5500 RPM
4-Cyl, Turbo, 1.6 Liter
15.9 cu ft
195 lb-ft
3224 lbs
SX Turbo Sedan 4D
$12,967
25 MPG
245 @ 6000 RPM
4-Cyl, Turbo, 2.0 Liter
15.9 cu ft
260 lb-ft
3494 lbs
See Full Specs for All 2018 Kia Optima Styles
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2018 Kia Optima Depreciation

A 2018 Kia Optima has depreciated $9,524 or 53% in the last 3 years and has a current resale value of $8,313 and trade-in value of $6,611.

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2018 Kia Optima
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2018 Kia Optima Annual Depreciation

Year
Vehicle Depreciation*
Resale Value
Trade-In Value
2022
+ $1,048
$17,837
$16,184
2023
$2,721
$15,116
$13,712
2024
$4,333
$10,783
$9,185
Now
$2,470
$8,313
$6,611
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2-Year Forecasted Depreciation

*Depreciation for the last 12 months of the private party resale value.

2018 Kia Optima Depreciation

Annual Depreciation is an estimation of what your vehicle's value might be over time based on an average of similar vehicles. Estimations are calculated by comparing Kelley Blue Book Private Party Values of vehicles similar to yours over time, as well as forecasts from Manheim Auction data comparing current and projected auction values against current Kelley Blue Book Private Party and Trade-In Values. This is not a guarantee of actual depreciation. Local weather conditions, market factors and driver performance will also impact your vehicle's actual depreciation.


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Specifications

Dimensions, Weights & Capacities

Curb Weight
3219 lbs.
EPA Passenger
104.8 cu.ft.
EPA Total Interior
120.7 cu.ft.
Fuel Capacity
18.5 gallons
Front Head Room
39.8 inches
Front Leg Room
45.5 inches
Max Seating Capacity
5
Minimum Ground Clearance
5.3 inches
Overall Length
191.1 inches
Front Shoulder Room
58.1 inches
Trunk or Cargo Capacity
15.9 cu.ft.
Turning Diameter
35.8 feet
Wheel Base
110.4 inches
Width with mirrors
73.2 inches

Exterior

Alloy Wheels
Available
Number of Doors
4 doors

Fuel Economy

City
24 mpg
Highway
34 mpg
Combined
28 mpg

Mechanical

Drivetrain
FWD
Transmission Type
Automatic
6 speed
Available
Recommended Fuel
Regular
Hill Start Assist
Available
Parking Assist System
Available

Performance

Horsepower
185 @ 6000 RPM
Torque
178 @ 4000 rpm
Engine
4-Cyl, 2.4 Liter

Warranty

Basic
5 years / 60000 miles
Powertrain
10 years / 100000 miles
Corrosion
5 years / 100000 miles

Comfort & Convenience

  • Remote Control Liftgate/Trunk Release
  • Integrated Garage Door Opener

Entertainment

  • MP3 Player
  • Satellite Radio

Interior

  • Power Windows
  • Rear Window Defroster
  • Power Outlet
  • Steering Wheel Controls
  • Tilt Steering Wheel
  • Tilt/Telescoping Steering Wheel

Seating

  • Folding Rear Seat
  • Cloth Seats
  • Power Driver's Seat

Security

  • Alarm System

Technology

  • Bluetooth Wireless Technology
  • Cruise Control
  • Hands Free Phone
  • Remote Keyless Entry
  • Remote Engine Start
  • Smartphone Interface
  • USB Port

2018 Kia Optima Safety

2018 Kia Optima Safety Technology

  • Child Door Locks
  • Child Seat Anchors
  • Driver Airbag
  • Passenger Airbag
  • Stability Control
  • Traction Control
  • Blind-Spot Alert
  • Collision Warning System
  • Driver Knee Airbag
  • Front Head Curtain Airbag
  • Front Side Airbag
  • Rear Head Curtain Airbag
  • Rear Parking Sensors
  • Rear View Camera
5.0

Crash Test Rating

Provided by the National Highway Traffic Safety Administration
Frontal Crash
5.0
Side Barrier
5.0
Rollover Rating
5.0
Side Crash
5.0

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Used 2018
Kia Optima
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Hyundai Sonata
See Details
Price
$9,998
$11,547
$10,805
$12,130
KBB.com Rating
4.4
4.1
4.1
4.4
Consumer Rating
4.1
4.4
4.5
4.2
Fuel Economy
City 24/Hwy 34/Comb 28 MPG
City 25/Hwy 34/Comb 29 MPG
City 25/Hwy 36/Comb 29 MPG
City 25/Hwy 35/Comb 28 MPG
Fuel Type
Gas
N/A
N/A
N/A
Safety Rating
5.0
5.0
5.0
5.0
Seating Capacity5555
Basic Warranty
5 years or 60000 miles
3 years or 36000 miles
6 years or 72000 miles
5 years or 60000 miles
Horsepower
185 @ 6000 RPM
175 @ 5800 RPM
184 @ 5000 RPM
185 @ 6000 RPM
Engine
4-Cyl, 2.4 Liter
4-Cyl, PZEV, 2.5 Liter
4-Cyl, Turbo, 2.0 Liter
4-Cyl, 2.4 Liter
Drivetrain
FWD
AWD
FWD
FWD

2018 Kia Optima Rankings

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FAQs

Is the 2018 Kia Optima a good vehicle?

Yes, the 2018 Kia Optima is a good car, as reflected by its above-average Kelley Blue Book rating of 4.4 out of 5.

What is the MPG for a 2018 Kia Optima?

2018 Kia Optima city/highway fuel economy ratings range from 22/31 mpg to 28/37 mpg, depending on trim and equipment.

How much should a 2018 Kia Optima cost?

Used 2018 Kia Optima prices currently range from $9,998 for the LX Sedan 4D to $12,967 for the SX Turbo Sedan 4D when purchasing from a dealership, depending on a range of factors like equipment, mileage, and condition.

What's the cheapest Kia Optima?

The cheapest 2018 Kia Optima is the LX Sedan 4D, with a Kelley Blue Book Fair Purchase Price of $9,998.

Is the 2018 Kia Optima reliable?

The 2018 Kia Optima is part of the 4th-generation Optima, which our owners give an above-average reliability rating of 4.3 out of 5.

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