Audi A8 / S8 Audi A8 / S8 2018 Acura RDX Acura RDX 2010

We are 103,000+ car owners sharing real-world car information.

Join Us

Audi A8 / S8 vs. Acura RDX 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.

Audi A8 / S8 vs. Acura RDX Invoice Comparison

Lowest Total Price: $36,430

Acura RDX   
Difference: $47,045

Lowest Total Invoice: $33,956

Acura RDX   
Difference: $43,744

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182010
ModelA8 / S8A8 / S8RDX
TrimA8 L 3.0TA8 L 4.0T SportBase
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Base Price $82,500 $92,000 $32,520
Base Invoice $76,725 $85,560 $30,303
Technology Package     3,100
Technology Package     2,843
Options (change) 0 0 3,100
Options (change) 0 0 2,843
Destination 975 975 810
Total Price $83,475 $92,975 $36,430
Total Invoice $77,700 $86,535 $33,956

Return to top

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 Audi A8 / S8 dealer quotes or Acura RDX dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Audi A8 / S8 vs. Acura RDX

Lowest Adjusted Price and Invoice: Acura RDX
TrueDelta Adjusted Price Difference: $37,610
TrueDelta Adjusted Invoice Difference: $34,962
Model Year201820182010
ModelA8 / S8A8 / S8RDX
TrimA8 L 3.0TA8 L 4.0T SportBase
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Engine333hp V6450hp V8240hp I4
TransmissionT8T8T5
DrivetrainAWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14630, 14410, 10
Tire (rear if not all the same)255/45-19265/40-20235/55-18
Total Price$83,475$92,975$36,430
Adjustments for Features-9,435-12,6850
Feature-Adjusted Total Price$74,040$80,290$36,430
Cost Above Minimum$0$6,250$0
Total Invoice$77,700$86,535$33,956
Adjustments for Features-8,782-11,8060
Feature-Adjusted Total Invoice$68,918$74,729$33,956
Cost Above Minimum$0$5,811$0

Return to top

Features Comparison: Audi A8 / S8 vs. Acura RDX

Model Year201820182010
ModelA8 / S8A8 / S8RDX
TrimA8 L 3.0TA8 L 4.0T SportBase
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300 
5-speed manually-shiftable automatic  $1000
AWD$1700$1700 
FWD  $0
Accessories 
Active noise reduction $0 
Hands-free trunk or liftgate$100$100 
Heated steering wheel$100$100 
Power door closers$300$300 
Power trunk closer$350$350 
Proximity key$250$250 
Remote window/roof operation$15$15 
Sunshade, rear, power$225$225 
Sunshades, second row, power$225$225 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
Around view cameras $500 
Blind spot warning system $200 
Brake- or yaw-sensor-initiated collision preparation system$0$0 
Collision preparation system, rear $100 
Full-size spare tire$225$225 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Obstacle detection, front$150$150 
Obstacle detection, rear$250$250 
Rear side airbags$300$300 
Rearview camera$200 $200
Temporary spare tire  $150
Wide-view front camera $150 
Wide-view rear camera $0 
Cargo Management 
Air-conditioned storage compartment$50$50 
Cargo cover  $75
Cargo net$40$40 
Rear seat pass-through$100$100 
Ski sack$50$50 
Climate Control 
Automatic air recirculation$100$100 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers$175$175 
Rear air vents with automatic controls$250$250 
Rear dual-zone climate control$125$125 
Rear wiper  $175
Residual heat$50$50 
Variable intermittent wipers  $75
Engine / Motor 
Automatic start / stop$150$150 
Exterior 
Bodyside cladding  $350
Deep-tinted rear windows  $275
Laminated front side windows$200$200 
Laminated rear side windows$100$100 
Panoramic sunroof with venting rear panel $1500 
Rear spoiler  $200
Sunroof$900 $900
Infotainment 
CD changer, in-dash  $325
CD player$125$125 
DVD-Audio-compatible player  $0
DVD-compatible player$0$0 
Handwriting recognition$200$200 
HD radio$50$50 
In-vehicle Internet$150$150 
Media drive$15$15 
SD Card slot$25$25 
Telematics service, such as OnStar  $200
Wi-Fi hotspot$50$50 
Instruments, Lights, and Mirrors 
Analog clock$25$25 
Auto-dimming driver-side mirror$75$75 
Auto-dimming passenger-side mirror$75$75 
Auto-dimming rearview mirror$150$150 
Boost gauge  $75
Cornering lights$50$50 
Fog light, rear$100$100 
Fog lights  $125
Head-up display (HUD) $350 
Headlight washers$50$50 
Illuminated vanity mirrors, rear seat$100$100 
Interior ambient lighting  $150
Interior ambient lighting, configurable$150$150 
LED headlights$1000$1000 
Power-folding mirrors$50$50 
Steering-linked headlights$150$150 
Xenon HID headlights  $500
Seats and Interior Trim 
Cooled or ventilated front seats $300 
Folding second row seats  $300
Heated second row seats$200$200 
Massage, driver seat $100 
Massage, passenger seat $100 
Memory system, passenger seat$150$150 
Power 4-way lumbar adjuster, driver seat$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150 
Power headrest height adjuster, driver seat$50$50 
Power headrest height adjuster, passenger seat$50$50 
Power height adjuster, passenger seat$100$100 
Power lumbar adjuster, driver seat  $100
Power seat belt height adjusters, front row$25$25 
Power seatback bolsters, driver seat $100 
Power seatback bolsters, passenger seat $100 
Power thigh bolsters, driver seat $100 
Power thigh bolsters, passenger seat $100 
Power thigh support length adjuster, driver seat$100$100 
Power thigh support length adjuster, passenger seat$100$100 
Power tilt adjuster, passenger seat$100$100 
Power upper seatback recliner, driver seat$100$100 
Power upper seatback recliner, passenger seat$100$100 
Synthetic suede headliner $650 
Upholstered instrument panel$300$300 
Wood trim$300$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500$500 
Air suspension, auto-leveling and height adjustable$1000$1000 
Electronic systems calibration selector$200$200 
Transmission 
Steering-wheel-mounted transmission controls$100$100 
Total Value of Features$14,860$18,110$5,425
Value of Feature Adjustments$9,435$12,685$0
Value of Feature Adjustments-8,782-11,8060

Return to top

Specifications Comparison: Audi A8 / S8 vs. Acura RDX

Model Year20182010
ModelA8 / S8RDX
Body4dr Sedan, ext.4dr SUV
Wheelbase122.9 in104.3 in
Length207.4 in180.7 in
Width76.7 in73.6 in
Height57.9 in65.2 in
Curb Weight4,465 lb.3,744 lb.
Fuel Capacity21.7 gal.18.0 gal.
Row 1 Headroom37.2 in38.7 in
Row 1 Shoulder Room59.1 in58.2 in
Row 1 Hip Room0.0 in54.4 in
Row 1 Legroom41.4 in41.8 in
Row 2 Headroom39.1 in38.3 in
Row 2 Shoulder Room57.8 in56.3 in
Row 2 Hip Room0.0 in53.0 in
Row 2 Legroom42.9 in37.6 in
Cargo Volume,
Minimum
14.2 ft327.8 ft3
Cargo Volume,
Maximum
14.260.6 ft3

Return to top

Option Package Details
Acura RDX

Technology Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200No
DVD-Audio-compatible player0Yes
Surround sound250Yes
Voice control for nav and audio100Yes
ELS, 410W, 10 speakers (with subwoofer)350No
Traffic + travel information25Yes
Total Requested97564%
Total Not Requested55036%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Audi models.