Acura RDX Acura RDX 2018 Kia Optima Kia Optima 2018

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Acura RDX 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.

Acura RDX vs. Kia Optima Invoice Comparison

Lowest Total Price: $35,170

Kia Optima SX   
Difference: $8,305

Lowest Total Invoice: $32,646

Kia Optima SX   
Difference: $8,671

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018
ModelRDXOptima
TrimBaseSX
Body4dr SUV4dr Sedan
Base Price $35,800 $30,500
Base Invoice $33,995 $28,380
Advance Package 6,700  
Technology Package   3,000
Universal garage door opener   350
Remote start   425
Advance Package 6,347  
Technology Package   2,727
Universal garage door opener   291
Remote start   353
Options (change) 6,700 3,775
Options (change) 6,347 3,371
Destination 975 895
Total Price $43,475 $35,170
Total Invoice $41,317 $32,646

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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

Want to find out how much dealers are willing to discount these cars?

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

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TrueDelta Value Comparison: Acura RDX vs. Kia Optima

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $7,390
TrueDelta Adjusted Invoice Difference: $7,801
Model Year20182018
ModelRDXOptima
TrimBaseSX
Body4dr SUV4dr Sedan
Engine279hp V6245hp I4
TransmissionT6T6
DrivetrainFWDFWD
EPA Fuel Economy (city/highway)20/28 MPG22/31 MPG
Audio (watts, speakers)410, 10630, 10
Tire (rear if not all the same)235/60-18235/45-18
Total Price$43,475$35,170
Adjustments for Features-9150
Feature-Adjusted Total Price$42,560$35,170
Total Invoice$41,317$32,646
Adjustments for Features-8700
Feature-Adjusted Total Invoice$40,447$32,646

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Features Comparison: Acura RDX vs. Kia Optima

Model Year20182018
ModelRDXOptima
TrimBaseSX
Body4dr SUV4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
FWD$0$0
Accessories 
Active noise reduction$0 
Power liftgate$350 
Proximity trunk or liftgate opener $125
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
911 assist $25
Knee airbag, driver $75
Lane keeping assist$400 
Obstacle detection, front$150 
Pedestrian detection$50 
Radar- or camera-based collision preparation system$0 
Vehicle health reports $0
Wide-view rear camera$0 
Cargo Management 
Cargo cover$75 
Cargo mat $40
Overhead sunglass holder $25
Climate Control 
Rain-sensing wipers$175 
Rear wiper$175 
Variable intermittent wipers $75
Exterior 
Black exterior trim (optional) $0
Bodyside cladding$350 
Deep-tinted rear windows$275 
Laminated front side windows $200
Painted brake calipers (optional) $0
Panoramic sunroof $1200
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 
Siri Eyes Free support$0 
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 
Mirror tilt-down in reverse$25 
Power-folding mirrors $50
Spotter mirror(s)$50 
Steering-linked headlights $150
Seats and Interior Trim 
Door sill trim plates$100 
Metal pedals $75
Power 4-way lumbar adjuster, driver seat $150
Power lumbar adjuster, driver seat$100 
Power lumbar adjuster, passenger seat $100
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical$100 
Electronic systems calibration selector $200
Performance steering system (optional) $0
Sport suspension (upgrade) $0
Total Value of Features$4,955$4,040
Value of Feature Adjustments$915$0
Value of Feature Adjustments-8700

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Specifications Comparison: Acura RDX vs. Kia Optima

Model Year20182018
ModelRDXOptima
Body4dr SUV4dr Sedan
Wheelbase105.7 in110.4 in
Length184.4 in191.1 in
Width73.7 in73.2 in
Height65.0 in57.7 in
Curb Weight3,737 lb.3,494 lb.
Fuel Capacity16.0 gal.18.5 gal.
Row 1 Headroom38.7 in39.8 in
Row 1 Shoulder Room58.7 in58.1 in
Row 1 Hip Room55.7 in56.0 in
Row 1 Legroom42.0 in45.5 in
Row 2 Headroom38.1 in37.8 in
Row 2 Shoulder Room57.2 in56.4 in
Row 2 Hip Room53.8 in56.0 in
Row 2 Legroom38.3 in35.6 in
Cargo Volume,
Minimum
26.1 ft315.9 ft3
Cargo Volume,
Maximum
61.3 ft315.9 ft3

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Option Package Details
Acura RDX

Advance Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Rain-sensing wipers100No
Fog lights125Yes
Obstacle detection, front150No
Obstacle detection, rear250Yes
Auto-dimming driver-side mirror75No
Remote start150Yes
Auto-dimming passenger-side mirror75No
Navigation system600Yes
Leather seating surfaces900Yes
Telematics service, such as OnStar200No
DVD-Audio-compatible player0No
Power height adjuster, passenger seat100Yes
Power tilt adjuster, passenger seat100Yes
Surround sound250Yes
Voice control for nav and audio100Yes
HD radio50Yes
Blind spot warning system200Yes
Media drive15No
Traffic + travel information25No
Cross-traffic warning, rear100Yes
ELS, 410W, 10 speakers (with subwoofer)350No
Radar- or camera-based collision preparation system0No
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Pedestrian detection50No
Lane keeping assist400No
Total Requested472577%
Total Not Requested144023%

Option Package Details
Kia Optima SX

Universal garage door opener
FeatureValueRequested?
Universal garage door opener100Yes
Compass0Yes
Total Requested100100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Auto-dimming headlights200No
Surround sound250Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
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 Requested252582%
Total Not Requested55018%

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See TrueDelta's information for all Acura models.