Acura RDX Acura RDX 2010 Audi A4 / S4 Audi A4 / S4 2018

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

Join Us

Acura RDX vs. Audi A4 / S4 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. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $36,430

Acura RDX   
Difference: $8,315

Lowest Total Invoice: $33,956

Acura RDX   
Difference: $7,727

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201820182018
ModelRDXA4 / S4A4 / S4A4 / S4
TrimBaseA4 2.0T ultraA4 2.0TS4 3.0T
Body4dr SUV4dr Sedan4dr Sedan4dr Sedan
Base Price $32,520 $36,000 $40,500 $51,400
Base Invoice $30,303 $33,480 $37,666 $47,802
Technology Package 3,100      
Navigation and Telematics Package   3,000 3,000 2,600
Premium Plus Package   3,200 3,200  
Metallic paint (extra cost)   575 575 575
Carbon fiber rear spoiler   995    
Technology Package 2,843      
Navigation and Telematics Package   2,790 2,790 2,418
Premium Plus Package   2,976 2,976  
Metallic paint (extra cost)   536 536 536
Carbon fiber rear spoiler   926    
Options (change) 3,100 7,770 6,775 3,175
Options (change) 2,843 7,228 6,302 2,954
Destination 810 975 975 975
Total Price $36,430 $44,745 $48,250 $55,550
Total Invoice $33,956 $41,683 $44,943 $51,731

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 Acura RDX dealer quotes or Audi A4 / S4 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: Acura RDX vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Acura RDX
TrueDelta Adjusted Price Difference: $4,135
TrueDelta Adjusted Invoice Difference: $3,833
Model Year2010201820182018
ModelRDXA4 / S4A4 / S4A4 / S4
TrimBaseA4 2.0T ultraA4 2.0TS4 3.0T
Body4dr SUV4dr Sedan4dr Sedan4dr Sedan
Engine240hp I4190hp I4252hp I4354hp V6
TransmissionT5S7S7T8
DrivetrainFWDFWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)410, 10755, 19755, 19755, 19
Tire (rear if not all the same)235/55-18245/40-18245/40-18245/40-18
Total Price$36,430$44,745$48,250$55,550
Adjustments for Features0-4,180-5,580-7,180
Feature-Adjusted Total Price$36,430$40,565$42,670$48,370
Cost Above Minimum$0$0$2,105$7,805
Total Invoice$33,956$41,683$44,943$51,731
Adjustments for Features0-3,894-5,198-6,686
Feature-Adjusted Total Invoice$33,956$37,789$39,745$45,045
Cost Above Minimum$0$0$1,956$7,256

Return to top

Features Comparison: Acura RDX vs. Audi A4 / S4

Model Year2010201820182018
ModelRDXA4 / S4A4 / S4A4 / S4
TrimBaseA4 2.0T ultraA4 2.0TS4 3.0T
Body4dr SUV4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000   
7-speed automated manual $1200$1200 
8-speed manually-shiftable automatic   $1300
FWD$0$0  
AWD  $1700$1700
Accessories 
Proximity key $250$250$250
Remote app $25$25$25
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0   
Automatic braking, high-speed or partial $200$200$200
Automatic braking, low-speed $200$200$200
Blind spot warning system $200$200$200
Collision preparation system, rear $100$100$100
Cross-traffic warning, rear $100$100$100
Driver drowsiness monitor $150$150$150
Forward collision warning $200$200$200
Knee airbag, driver $75$75$75
Knee airbag, passenger $75$75$75
Obstacle detection, front $150$150$150
Obstacle detection, rear $250$250$250
Pedestrian detection $50$50$50
Radar- or camera-based collision preparation system $0$0$0
Secondary collision brake assist $25$25$25
Torque vectoring, brake-based $100$100$100
Vehicle exit assist $25$25$25
Cargo Management 
Air-conditioned storage compartment $50$50$50
Cargo cover$75   
Climate Control 
Automatic air recirculation $100$100$100
Heated windshield washer nozzles $15$15$15
Rain-sensing wipers $175$175$175
Rear air vents with automatic controls $250$250$250
Rear wiper$175   
Variable intermittent wipers$75   
Engine / Motor 
Automatic start / stop $150$150$150
Regenerative braking $0$0$0
Exterior 
Body kit $0$0$0
Bodyside cladding$350   
Carbon fiber rear spoiler $300  
Deep-tinted rear windows$275   
Rear spoiler$200  $200
Infotainment 
4G LTE connectivity $0$0$0
Android Auto support $100$100$100
Apple CarPlay support $100$100$100
CD changer, in-dash$325   
CD player, remote $100$100$100
DVD-Audio-compatible player$0   
DVD-compatible player $0$0$0
Handwriting recognition $200$200$200
HD radio $50$50$50
In-vehicle Internet $150$150$150
Media drive $15$15$15
SD Card slot $25$25$25
Wi-Fi hotspot $50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75$75$75
Auto-dimming passenger-side mirror $75$75$75
Auto-dimming rearview mirror $150$150$150
Boost gauge$75  $75
Fog light, rear $100$100$100
Large color reconfigurable instrument cluster display $250$250$250
LED headlights $1000$1000$1000
Mirror tilt-down in reverse$25   
Power-folding mirrors   $50
Xenon HID headlights$500   
Seats and Interior Trim 
Aluminum trim $100$100$100
Door sill trim plates$100$100$100 
Illuminated door sill trim plates   $200
Leather door panel trim$250   
Manual thigh support length adjuster, driver seat   $50
Manual thigh support length adjuster, passenger seat   $50
Massage, driver seat   $100
Massage, passenger seat   $100
Metal pedals   $75
Power 4-way lumbar adjuster, driver seat $150$150$150
Power 4-way lumbar adjuster, passenger seat   $150
Power height adjuster, passenger seat $100$100$100
Power lumbar adjuster, driver seat$100   
Power seatback bolsters, driver seat   $100
Power seatback bolsters, passenger seat   $100
Power tilt adjuster, passenger seat $100$100$100
Synthetic suede door panel trim   $250
Synthetic suede inserts in leather seating surfaces   $0
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200$200$200
Sport suspension (upgrade)   $0
Transmission 
Launch control   $100
Steering-wheel-mounted transmission controls $100$100$100
Total Value of Features$3,525$7,705$9,105$10,705
Value of Feature Adjustments$0$4,180$5,580$7,180
Value of Feature Adjustments0-3,894-5,198-6,686

Return to top

Specifications Comparison: Acura RDX vs. Audi A4 / S4

Model Year20102018
ModelRDXA4 / S4
Body4dr SUV4dr Sedan
Wheelbase104.3 in111.0 in
Length180.7 in186.1 in
Width73.6 in72.5 in
Height65.2 in56.2 in
Curb Weight3,744 lb.3,451 lb.
Fuel Capacity18.0 gal.16.9 gal.
Row 1 Headroom38.7 in38.9 in
Row 1 Shoulder Room58.2 in55.9 in
Row 1 Hip Room54.4 in0.0 in
Row 1 Legroom41.8 in41.3 in
Row 2 Headroom38.3 in37.4 in
Row 2 Shoulder Room56.3 in54.5 in
Row 2 Hip Room53.0 in0.0 in
Row 2 Legroom37.6 in35.7 in
Cargo Volume,
Minimum
27.8 ft313.0 ft3
Cargo Volume,
Maximum
60.6 ft313.0 ft3

Return to top

Option Package Details
Acura RDX

Technology Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200Yes
DVD-Audio-compatible player0Yes
Surround sound250Yes
Voice control for nav and audio100Yes
ELS, 410W, 10 speakers (with subwoofer)350No
Traffic + travel information25Yes
Total Requested117577%
Total Not Requested35023%

Option Package Details
Audi A4 / S4 A4 2.0T ultra

Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
4G LTE connectivity0No
Telematics service, such as OnStar200Yes
Handwriting recognition200No
Remote app25No
Speed limit information0No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
HD radio50No
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Total Requested90055%
Total Not Requested74045%
Premium Plus Package
FeatureValueRequested?
Telematics service, such as OnStar200Yes
Obstacle detection, front150No
Obstacle detection, rear250No
Surround sound250Yes
245/40HR18 tires400No
HD radio50No
Blind spot warning system200No
LED headlights500No
Cross-traffic warning, rear100No
Collision preparation system, rear100No
Vehicle exit assist25No
Bang & Olufsen, 755W, 19 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75No
Alarm100No
Proximity key250No
Auto-dimming passenger-side mirror75No
Total Requested85024%
Total Not Requested262576%

Option Package Details
Audi A4 / S4 A4 2.0T

Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
4G LTE connectivity0No
Telematics service, such as OnStar200Yes
Handwriting recognition200No
Remote app25No
Speed limit information0No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
HD radio50No
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Total Requested90055%
Total Not Requested74045%
Premium Plus Package
FeatureValueRequested?
Telematics service, such as OnStar200Yes
Obstacle detection, front150No
Obstacle detection, rear250No
Surround sound250Yes
245/40HR18 tires400No
HD radio50No
Blind spot warning system200No
LED headlights500No
Cross-traffic warning, rear100No
Collision preparation system, rear100No
Vehicle exit assist25No
Bang & Olufsen, 755W, 19 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75No
Alarm100No
Proximity key250No
Auto-dimming passenger-side mirror75No
Total Requested85024%
Total Not Requested262576%

Option Package Details
Audi A4 / S4 S4 3.0T

Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
4G LTE connectivity0No
Handwriting recognition200No
Remote app25No
Speed limit information0No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Total Requested70050%
Total Not Requested69050%

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 SUVs
See TrueDelta's information for all Acura models.