Audi A4 / S4 Audi A4 / S4 2006 Acura RDX Acura RDX 2012
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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: $33,780

Acura RDX   
Difference: $4,005

Lowest Total Invoice: $31,531

Acura RDX   
Difference: $3,453

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620062012
ModelA4 / S4A4 / S4A4 / S4RDX
TrimA4 2.0T AvantA4 3.2 AvantS4 AvantBase
Body4dr Wagon4dr Wagon4dr Wagon4dr SUV
Base Price $31,340 $36,390 $47,400 $32,895
Base Invoice $29,053 $33,649 $43,668 $30,646
Sunroof 1,400 1,000    
Technology Package 1,275 1,275    
Premium Package 1,850 1,050 2,900  
Metallic paint (extra cost) 450 450 450  
Bluetooth cell phone link 500 500 500  
Tire-pressure monitor 250 250 250  
Bose 215W 10 speakers     1,000  
Sunroof 1,274 910    
Technology Package 1,160 1,160    
Premium Package 1,684 956 2,639  
Metallic paint (extra cost) 410 410 410  
Bluetooth cell phone link 455 455 455  
Tire-pressure monitor 228 228 228  
Bose 215W 10 speakers     910  
Options (change) 5,725 4,525 5,100 0
Options (change) 5,211 4,119 4,642 0
Destination 720 720 720 885
Gas Tax 0 0 1,700 0
Total Price $37,785 $41,635 $54,920 $33,780
Total Invoice $34,984 $38,488 $50,730 $31,531

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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 Audi A4 / S4 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 A4 / S4 vs. Acura RDX

Lowest Adjusted Price and Invoice: Acura RDX
TrueDelta Adjusted Price Difference: $2,935
TrueDelta Adjusted Invoice Difference: $2,462
Model Year2006200620062012
ModelA4 / S4A4 / S4A4 / S4RDX
TrimA4 2.0T AvantA4 3.2 AvantS4 AvantBase
Body4dr Wagon4dr Wagon4dr Wagon4dr SUV
Engine200hp I4255hp V6340hp V8240hp I4
TransmissionM6M6M6T5
DrivetrainAWDAWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)150, 10150, 10215, 10360, 7
Tire (rear if not all the same)235/45-17235/45-17235/40-18235/55-18
Total Price$37,785$41,635$54,920$33,780
Adjustments for Features-1,070-1,270-1,5200
Feature-Adjusted Total Price$36,715$40,365$53,400$33,780
Cost Above Minimum$0$3,650$16,685$0
Total Invoice$34,984$38,488$50,730$31,531
Adjustments for Features-991-1,174-1,4040
Feature-Adjusted Total Invoice$33,993$37,314$49,326$31,531
Cost Above Minimum$0$3,321$15,333$0

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Features Comparison: Audi A4 / S4 vs. Acura RDX

Model Year2006200620062012
ModelA4 / S4A4 / S4A4 / S4RDX
TrimA4 2.0T AvantA4 3.2 AvantS4 AvantBase
Body4dr Wagon4dr Wagon4dr Wagon4dr SUV
Transmission and Drivetrain 
6-speed manual$150$150$150 
5-speed manually-shiftable automatic   $1000
AWD$1700$1700$1700 
FWD   $0
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 $0
Rearview camera   $200
Rollover sensor   $50
Cargo Management 
Aluminum roof rails$250$250$250 
Cargo area partition net$40$40$40 
Cargo net$40$40$40 
Storage compartment under front seat(s)$50$50  
Climate Control 
Heated windshield washer nozzles$15$15$15 
Rain-sensing wipers$175$175$175 
Variable intermittent wipers   $75
Exterior 
Bodyside cladding   $350
Bodyside moldings$75$75$75 
Deep-tinted rear windows   $275
Rear spoiler   $200
Infotainment 
Aux input   $50
Bluetooth audio streaming   $25
Cassette player$50$50$50 
MP3-compatible player   $50
Satellite radio  $200$200
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
Fog light, rear$100$100$100 
Headlight washers  $50 
Mirror tilt-down in reverse   $25
Power-folding mirrors$50$50$50 
Steering-linked headlights$150$150$150 
Seats and Interior Trim 
Aluminum trim$100   
Manual thigh support length adjuster, driver seat  $50 
Power 4-way lumbar adjuster, driver seat$150$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150$150 
Power height adjuster, passenger seat$100$100$100 
Power lumbar adjuster, driver seat   $100
Power tilt adjuster, passenger seat$100$100$100 
Wood trim $300$300 
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade)  $0 
Total Value of Features$3,745$3,945$4,195$2,675
Value of Feature Adjustments$1,070$1,270$1,520$0
Value of Feature Adjustments-991-1,174-1,4040

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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 Year20062012
ModelA4 / S4RDX
Body4dr Wagon4dr SUV
Wheelbase104.3 in104.3 in
Length180.6 in180.7 in
Width69.8 in73.6 in
Height56.2 in65.2 in
Curb Weight3,672 lb.3,744 lb.
Fuel Capacity16.6 gal.18.0 gal.
Row 1 Headroom38.4 in38.7 in
Row 1 Shoulder Room55.1 in58.2 in
Row 1 Hip Room0.0 in54.4 in
Row 1 Legroom41.3 in41.8 in
Row 2 Headroom37.6 in38.3 in
Row 2 Shoulder Room53.4 in56.3 in
Row 2 Hip Room0.0 in53.0 in
Row 2 Legroom34.3 in37.6 in
Cargo Volume,
Minimum		27.8 ft327.8 ft3
Cargo Volume,
Maximum		59.0 ft360.6 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

Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
235/45HR17 tires400No
Auto-dimming rearview mirror150No
Automatic headlights125Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat50No
Total Requested62540%
Total Not Requested95060%

Option Package Details
Audi A4 / S4 A4 3.2 Avant

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
235/45HR17 tires400No
Auto-dimming rearview mirror150No
Automatic headlights125Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested42533%
Total Not Requested85067%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%

Option Package Details
Audi A4 / S4 S4 Avant

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200Yes
Auto-dimming rearview mirror150No
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested152572%
Total Not Requested60028%

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