Audi A4 / S4 Audi A4 / S4 2009 Acura RDX Acura RDX 2015
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Audi A4 / S4 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 A4 / S4 vs. Acura RDX Invoice Comparison

Lowest Total Price: $41,115

Acura RDX   
Difference: $5,385

Lowest Total Invoice: $38,602

Acura RDX   
Difference: $4,702

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092015
ModelA4 / S4RDX
TrimA4 2.0T AvantBase
Body4dr Wagon4dr SUV
Base Price $34,850 $35,095
Base Invoice $32,410 $32,962
Navigation system 2,500  
Prestige Package 7,850  
Metallic paint (extra cost) 475  
Technology Package   3,700
AWD   1,400
Navigation system 2,326  
Prestige Package 7,300  
Metallic paint (extra cost) 443  
Technology Package   3,424
AWD   1,296
Options (change) 10,825 5,100
Options (change) 10,069 4,720
Destination 825 920
Total Price $46,500 $41,115
Total Invoice $43,304 $38,602

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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 Audi A4 / S4 dealer quotes or Acura RDX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Acura RDX

Lowest Adjusted Price and Invoice: Acura RDX
TrueDelta Adjusted Price Difference: $4,620
TrueDelta Adjusted Invoice Difference: $3,990
Model Year20092015
ModelA4 / S4RDX
TrimA4 2.0T AvantBase
Body4dr Wagon4dr SUV
Engine211hp I4273hp V6
TransmissionT6T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)14/21 MPG19/27 MPG
Audio (watts, speakers)505, 14410, 10
Tire (rear if not all the same)245/45-17235/60-18
Total Price$46,500$41,115
Adjustments for Features-7650
Feature-Adjusted Total Price$45,735$41,115
Total Invoice$43,304$38,602
Adjustments for Features-7120
Feature-Adjusted Total Invoice$42,592$38,602

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Features Comparison: Audi A4 / S4 vs. Acura RDX

Model Year20092015
ModelA4 / S4RDX
TrimA4 2.0T AvantBase
Body4dr Wagon4dr SUV
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
AWD$1700$1700
Accessories 
Active noise reduction $0
Brakes, Airbags, and Other Safety 
Blind spot warning system$200 
Obstacle detection, rear$250 
Rollover sensor $50
Cargo Management 
Aluminum roof rails$250 
Cargo net$40 
Climate Control 
Automatic air recirculation$100 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear air vents with automatic controls$250 
Variable intermittent wipers $75
Exterior 
Bodyside cladding $350
Deep-tinted rear windows $275
Panoramic sunroof$1200 
Rear spoiler $200
Sunroof $900
Infotainment 
App support $0
Bluetooth audio streaming $25
DVD-Audio-compatible player $0
iPod integration$100 
Media drive $15
SD Card slot$25 
SMS text-to-speech reader $25
Telematics service, such as OnStar $200
Traffic + travel information $25
USB port $25
Instruments, Lights, and Mirrors 
Fog light, rear$100 
Mirror tilt-down in reverse $25
Spotter mirror(s) $50
Steering-linked headlights$150 
Seats and Interior Trim 
Aluminum trim$100 
Power 4-way lumbar adjuster, driver seat$150 
Power height adjuster, passenger seat$100 
Power lumbar adjuster, driver seat $100
Power tilt adjuster, passenger seat$100 
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical $100
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$6,105$5,340
Value of Feature Adjustments$765$0
Value of Feature Adjustments-7120

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See a complete comparison of Audi A4 / S4 vs. Acura RDX features.

Specifications Comparison: Audi A4 / S4 vs. Acura RDX

Model Year20092015
ModelA4 / S4RDX
Body4dr Wagon4dr SUV
Wheelbase110.6 in105.7 in
Length185.2 in183.5 in
Width71.9 in73.7 in
Height56.5 in66.1 in
Curb Weight4,063 lb.3,838 lb.
Fuel Capacity16.9 gal.16.0 gal.
Row 1 Headroom40.4 in38.7 in
Row 1 Shoulder Room55.5 in58.6 in
Row 1 Hip Room0.0 in55.7 in
Row 1 Legroom41.3 in42.0 in
Row 2 Headroom38.2 in38.1 in
Row 2 Shoulder Room54.3 in57.2 in
Row 2 Hip Room0.0 in53.8 in
Row 2 Legroom35.2 in38.3 in
Cargo Volume,
Minimum		17.3 ft326.1 ft3
Cargo Volume,
Maximum		50.5 ft361.3 ft3

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See a complete comparison of Audi A4 / S4 vs. Acura RDX specs.

Option Package Details
Audi A4 / S4 A4 2.0T Avant

Prestige Package
FeatureValueRequested?
Power liftgate350Yes
Obstacle detection, rear250No
Surround sound250Yes
Proximity key250Yes
Blind spot warning system200No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
245/40HR18 tires400No
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Bluetooth cell phone link100Yes
Compass0Yes
Dual-zone climate control125Yes
Cargo net40No
Heated front seats200Yes
iPod integration100Yes
CD changer, in-dash200No
Rear air vents with automatic controls250No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100No
Total Requested260057%
Total Not Requested194043%

Option Package Details
Acura RDX

Technology Package
FeatureValueRequested?
Navigation system600Yes
Fog lights125Yes
Xenon HID headlights500Yes
Telematics service, such as OnStar200No
DVD-Audio-compatible player0No
Power liftgate350Yes
Surround sound250Yes
Voice control for nav and audio100Yes
Media drive15No
ELS, 410W, 10 speakers (with subwoofer)350No
Traffic + travel information25No
Total Requested192577%
Total Not Requested59023%

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