Kia Optima Kia Optima 2018 Acura RLX Acura RLX 2015

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Kia Optima vs. Acura RLX 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.

Kia Optima vs. Acura RLX Invoice Comparison

Lowest Total Price: $34,745

Kia Optima SX   
Difference: $26,625

Lowest Total Invoice: $32,293

Kia Optima SX   
Difference: $23,810

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182015
ModelOptimaRLX
TrimSXBase
Body4dr Sedan4dr Sedan
Base Price $30,500 $48,450
Base Invoice $28,380 $44,324
Technology Package 3,000  
Universal garage door opener 350  
Advance Package   12,000
Technology Package 2,727  
Universal garage door opener 291  
Advance Package   10,859
Options (change) 3,350 12,000
Options (change) 3,018 10,859
Destination 895 920
Total Price $34,745 $61,370
Total Invoice $32,293 $56,103

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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 Kia Optima dealer quotes or Acura RLX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Kia Optima vs. Acura RLX

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $24,585
TrueDelta Adjusted Invoice Difference: $21,945
Model Year20182015
ModelOptimaRLX
TrimSXBase
Body4dr Sedan4dr Sedan
Engine245hp I4310hp V6
TransmissionT6T6
DrivetrainFWDFWD
EPA Fuel Economy (city/highway)22/31 MPG20/31 MPG
Audio (watts, speakers)630, 10500, 14
Tire (rear if not all the same)235/45-18245/40-19
Total Price$34,745$61,370
Adjustments for Features0-2,040
Feature-Adjusted Total Price$34,745$59,330
Total Invoice$32,293$56,103
Adjustments for Features0-1,865
Feature-Adjusted Total Invoice$32,293$54,238

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Features Comparison: Kia Optima vs. Acura RLX

Model Year20182015
ModelOptimaRLX
TrimSXBase
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
FWD$0$0
Accessories 
Active noise reduction $0
Heated steering wheel $100
Proximity trunk or liftgate opener$125 
Remote app $25
Remote window/roof operation $15
Sunshade, rear, power $225
Sunshades, second row $125
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
911 assist$25 
Automatic braking, low-speed$200 
Cross-traffic warning, rear$100 
Lane keeping assist $400
Obstacle detection, front $150
Radar- or camera-based collision preparation system $0
Temporary spare tire$150 
Torque vectoring, brake-based $100
Vehicle health reports$0 
Cargo Management 
Cargo mat$40 
Overhead sunglass holder$25 
Rear seat pass-through $100
Climate Control 
Rain-sensing wipers $175
Rear air vents$100 
Rear air vents with automatic controls $250
Variable intermittent wipers$75 
Exterior 
Black exterior trim (optional)$0 
Bright-finished exhaust tip(s)$25 
Laminated rear side windows $100
Painted brake calipers (optional)$0 
Panoramic sunroof$1200 
Rear spoiler$200 
Sunroof $900
Infotainment 
Android Auto support$100 
Apple CarPlay support$100 
CD player $125
DVD-Audio-compatible player $0
Media drive $15
MP3-compatible player $50
Telematics service, such as OnStar $200
Traffic + travel information $25
Traffic information$25 
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Approach detection$25 
Auto-dimming driver-side mirror $75
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Compass$0 
Fog lights$125 
Mirror tilt-down in reverse $25
Spotter mirror(s) $50
Steering-linked headlights$150 
Seats and Interior Trim 
Door sill trim plates $100
Folding second row seats$300 
Heated second row seats $200
Leather door panel trim $250
Metal pedals$75 
Power 4-way lumbar adjuster, passenger seat $150
Power lumbar adjuster, passenger seat$100 
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical $100
Alloy wheels $350
Electronic systems calibration selector$200 
Machined alloy wheels$350 
Performance steering system (optional)$0 
Rear wheel steering $1500
Sport suspension (upgrade)$0 
Total Value of Features$5,365$7,405
Value of Feature Adjustments$0$2,040
Value of Feature Adjustments0-1,865

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Specifications Comparison: Kia Optima vs. Acura RLX

Model Year20182015
ModelOptimaRLX
Body4dr Sedan4dr Sedan
Wheelbase110.4 in112.2 in
Length191.1 in196.1 in
Width73.2 in74.4 in
Height57.7 in57.7 in
Curb Weight3,494 lb.3,933 lb.
Fuel Capacity18.5 gal.18.5 gal.
Row 1 Headroom39.8 in37.6 in
Row 1 Shoulder Room58.1 in59.6 in
Row 1 Hip Room56.0 in55.9 in
Row 1 Legroom45.5 in42.3 in
Row 2 Headroom37.8 in36.9 in
Row 2 Shoulder Room56.4 in57.0 in
Row 2 Hip Room56.0 in54.5 in
Row 2 Legroom35.6 in38.8 in
Cargo Volume15.9 ft315.3 ft3

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Option Package Details
Kia Optima SX

Technology Package
FeatureValueRequested?
Auto-dimming headlights200No
Surround sound250Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Harman/Kardon, 630W, 10 speakers (with subwoofer)350No
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Total Requested232576%
Total Not Requested75024%

Option Package Details
Acura RLX

Advance Package
FeatureValueRequested?
Heated second row seats200No
Cooled or ventilated front seats300Yes
Obstacle detection, front150No
Obstacle detection, rear250Yes
Heated steering wheel100No
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Radar- or camera-based collision preparation system0No
Adaptive cruise control, all-speed700Yes
Automatic braking, high-speed200Yes
Lane keeping assist system400No
Sunshades, second row125No
Sunshade, rear, power225No
Krell, 500W, 14 speakers (with subwoofer)350No
Leather seating surfaces900Yes
Rain-sensing wipers100No
Laminated front side windows200Yes
Power-folding mirrors50Yes
Woodgrain trim (optional)0No
Blind spot warning system200Yes
Laminated rear side windows100No
245/40WR19 tires400No
Navigation system600Yes
Voice control for nav and audio75Yes
Traffic + travel information25No
Total Requested347560%
Total Not Requested232540%

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