Lexus IS Lexus IS 2017 Kia Optima Kia Optima 2018

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Lexus IS vs. Kia Optima Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Lexus IS vs. Kia Optima Invoice Comparison

Lowest Total Price: $34,795

Kia Optima SX   
Difference: $12,044

Lowest Total Invoice: $32,335

Kia Optima SX   
Difference: $11,071

Calculate Payments

  Down Payment Interest Rate Term
Model Year2017201720172018
ModelISISISOptima
Trim200t300350SX
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $37,825 $40,200 $41,370 $30,500
Base Invoice $35,178 $37,386 $38,474 $28,380
F Sport Package 3,545 3,145 3,155  
Blind spot warning system 600 600 600  
Navigation System / Mark Levinson Pkg. 2,835 2,835 2,835  
Rear spoiler 389 389 389  
Cargo mat 105 105 105  
Cargo net 65 65 65 50
Obstacle detection, rear 500 500 500  
Technology Package       3,000
Universal garage door opener       350
F Sport Package 3,262 2,893 2,904  
Blind spot warning system 552 552 552  
Navigation System / Mark Levinson Pkg. 2,616 2,616 2,616  
Rear spoiler 259 259 259  
Cargo mat 65 65 65  
Cargo net 39 39 39 42
Obstacle detection, rear 460 460 460  
Technology Package       2,727
Universal garage door opener       291
Options (change) 8,039 7,639 7,649 3,400
Options (change) 7,253 6,884 6,895 3,060
Destination 975 975 975 895
Total Price $46,839 $48,814 $49,994 $34,795
Total Invoice $43,406 $45,245 $46,344 $32,335

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

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Request free, no-obligation Lexus IS dealer quotes or Kia Optima dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Lexus IS vs. Kia Optima

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $12,689
TrueDelta Adjusted Invoice Difference: $11,670
Model Year2017201720172018
ModelISISISOptima
Trim200t300350SX
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine241hp I4255hp V6306hp V6245hp I4
TransmissionT8T6T8T6
DrivetrainRWDAWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)835, 15835, 15835, 15630, 10
Tire (rear if not all the same)225/40-18225/40-18225/40-18235/45-18
Total Price$46,839$48,814$49,994$34,795
Adjustments for Features0-1,425-425-645
Feature-Adjusted Total Price$46,839$47,389$49,569$34,150
Cost Above Minimum$0$550$2,730$0
Total Invoice$43,406$45,245$46,344$32,335
Adjustments for Features0-1,321-394-599
Feature-Adjusted Total Invoice$43,406$43,924$45,950$31,736
Cost Above Minimum$0$518$2,544$0

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Features Comparison: Lexus IS vs. Kia Optima

Model Year2017201720172018
ModelISISISOptima
Trim200t300350SX
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 $1300 
6-speed manually-shiftable automatic $1100 $1100
RWD$0 $0 
AWD $1700  
FWD   $0
Accessories 
Adaptive cruise control$600$600$600 
Adaptive cruise control, all-speed   $850
Electronic engine sound enhancement $0$0 
Proximity trunk or liftgate opener   $125
Remote app$25$25$25 
Remote window/roof operation$15$15$15 
Brakes, Airbags, and Other Safety 
911 assist   $25
Active or whiplash-reducing head restraints, front seats   $0
Automatic braking, high-speed or partial   $200
High performance brake pads (optional)$0$0$0 
Knee airbag, passenger$75$75$75 
Lane departure prevention, steering-based$200$200$200 
Obstacle detection, front$150$150$150 
Pedestrian detection$50$50$50 
Radar- or camera-based collision preparation system$0$0$0 
Rear side airbags$300$300$300 
Rollover sensor   $50
Climate Control 
Automatic air recirculation$100$100$100 
Water-repellent front-door glass$15$15$15 
Exterior 
Black exterior trim (optional)   $0
Laminated front side windows   $200
Painted brake calipers (optional)   $0
Panoramic sunroof   $1200
Sunroof$900$900$900 
Infotainment 
Android Auto support   $100
Apple CarPlay support   $100
CD player$125$125$125 
DVD-compatible player$0$0$0 
MP3-compatible player$50$50$50 
Siri Eyes Free support$0$0$0 
Telematics service, such as OnStar$200$200$200 
Traffic + travel information$25$25$25 
Traffic information   $25
Voice control for external devices   $0
Instruments, Lights, and Mirrors 
Analog clock$25$25$25 
Approach detection   $25
Auto-dimming driver-side mirror$75$75$75 
Auto-dimming passenger-side mirror$75$75$75 
Boost gauge$75   
Compass   $0
Fog lights   $125
Large color reconfigurable instrument cluster display$250$250$250 
Performance meter$150$150$150 
Power-folding mirrors   $50
Steering-linked headlights   $150
Seats and Interior Trim 
Door sill trim plates$100$100$100 
Leather seating surfaces   $900
Memory system, driver seat   $200
Power 4-way lumbar adjuster, driver seat   $150
Power lumbar adjuster, driver seat$100$100$100 
Power lumbar adjuster, passenger seat   $100
Synthetic leather seating surfaces$0$0$0 
Upholstered instrument cluster hood$50$50$50 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500 
Alloy wheels$350$350$350 
Machined alloy wheels   $350
Performance steering system (optional)   $0
Total Value of Features$5,380$6,805$5,805$6,025
Value of Feature Adjustments$0$1,425$425$645
Value of Feature Adjustments0-1,321-394-599

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Specifications Comparison: Lexus IS vs. Kia Optima

Model Year20172018
ModelISOptima
Body4dr Sedan4dr Sedan
Wheelbase110.2 in110.4 in
Length184.3 in191.1 in
Width71.3 in73.2 in
Height56.3 in57.7 in
Curb Weight3,584 lb.3,220 lb.
Fuel Capacity17.4 gal.18.5 gal.
Row 1 Headroom38.2 in39.8 in
Row 1 Shoulder Room55.9 in58.1 in
Row 1 Hip Room54.3 in56.0 in
Row 1 Legroom44.8 in45.5 in
Row 2 Headroom36.9 in37.8 in
Row 2 Shoulder Room53.4 in56.4 in
Row 2 Hip Room54.0 in56.0 in
Row 2 Legroom32.2 in35.6 in
Cargo Volume10.8 ft315.9 ft3

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Option Package Details
Lexus IS 200t

F Sport Package
FeatureValueRequested?
Boost gauge75No
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Dark-colored headliner (optional)0No
Performance meter150No
LED headlights500Yes
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250No
Sport suspension (upgrade)250Yes
Front sport buckets100No
255/35YR18 tires200No
225/40YR18 tires200No
Rearview camera200Yes
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Total Requested152561%
Total Not Requested97539%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 835W, 15 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
SMS text-to-speech reader25Yes
Speed limit information0No
Navigation system550Yes
App support0Yes
Vehicle health reports0Yes
Total Requested90072%
Total Not Requested35028%

Option Package Details
Lexus IS 300

F Sport Package
FeatureValueRequested?
Electronic engine sound enhancement0No
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Dark-colored headliner (optional)0No
Performance meter150No
LED headlights500Yes
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250No
Sport suspension (upgrade)250Yes
Front sport buckets100No
255/35YR18 tires200No
225/40YR18 tires200No
Rearview camera200Yes
Cooled or ventilated front seats300Yes
Total Requested132560%
Total Not Requested90040%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 835W, 15 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
SMS text-to-speech reader25Yes
Speed limit information0No
Navigation system550Yes
App support0Yes
Vehicle health reports0Yes
Total Requested90072%
Total Not Requested35028%

Option Package Details
Lexus IS 350

F Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500No
Electronic engine sound enhancement0No
Special exterior trim0No
Special interior trim0No
Metal pedals75Yes
Dark-colored headliner (optional)0No
Performance meter150No
LED headlights500Yes
High performance brake pads (optional)0No
Large color reconfigurable instrument cluster display250No
Sport suspension (upgrade)250Yes
Front sport buckets100No
255/35YR18 tires200No
225/40YR18 tires200No
Rearview camera200Yes
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Total Requested152552%
Total Not Requested140048%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 835W, 15 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
SMS text-to-speech reader25Yes
Speed limit information0No
Navigation system550Yes
App support0Yes
Vehicle health reports0Yes
Total Requested90072%
Total Not Requested35028%

Option Package Details
Kia Optima SX

Universal garage door opener
FeatureValueRequested?
Universal garage door opener100Yes
Compass0No
Total Requested100100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Surround sound250Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200Yes
Automatic braking, high-speed or partial200No
Forward collision warning200Yes
Harman/Kardon, 630W, 10 speakers (with subwoofer)350No
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Total Requested182559%
Total Not Requested125041%

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