Audi A4 / S4 Audi A4 / S4 2006 Subaru Impreza / WRX / STI Subaru Impreza / WRX / STI 2008
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Audi A4 / S4 vs. Subaru Impreza / WRX / STI 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. Subaru Impreza / WRX / STI Invoice Comparison

Lowest Total Price: $29,602

Subaru Impreza / WRX / STI WRX Premium   
Difference: $25,568

Lowest Total Invoice: $27,763

Subaru Impreza / WRX / STI WRX Premium   
Difference: $23,239

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062008
ModelA4 / S4Impreza / WRX / STI
TrimS4WRX Premium
Body4dr Sedan4dr Sedan
Base Price $46,400 $26,450
Base Invoice $42,758 $24,935
6-speed shiftable automatic 1,200  
Metallic paint (extra cost) 450  
Tire-pressure monitor 250  
Navigation system 1,950 2,000
Premium Package 2,900  
Auto-dimming rearview mirror   192
Universal garage door opener   85
Bodyside moldings   198
Cargo net   32
6-speed shiftable automatic 1,172  
Metallic paint (extra cost) 410  
Tire-pressure monitor 228  
Navigation system 1,775 1,846
Premium Package 2,639  
Auto-dimming rearview mirror   125
Universal garage door opener   55
Bodyside moldings   129
Cargo net   28
Options (change) 6,750 2,507
Options (change) 6,224 2,183
Destination 720 645
Gas Tax 1,300 0
Total Price $55,170 $29,602
Total Invoice $51,002 $27,763

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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 Subaru Impreza / WRX / STI 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. Subaru Impreza / WRX / STI

Lowest Adjusted Price and Invoice: Subaru Impreza / WRX / STI WRX Premium
TrueDelta Adjusted Price Difference: $19,923
TrueDelta Adjusted Invoice Difference: $18,020
Model Year20062008
ModelA4 / S4Impreza / WRX / STI
TrimS4WRX Premium
Body4dr Sedan4dr Sedan
Engine340hp V8224hp H4
TransmissionT6M5
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)15/23 MPG17/23 MPG
Audio (watts, speakers)150, 10100, 10
Tire (rear if not all the same)235/40-18205/50-17
Total Price$55,170$29,602
Adjustments for Features-5,6450
Feature-Adjusted Total Price$49,525$29,602
Total Invoice$51,002$27,763
Adjustments for Features-5,2190
Feature-Adjusted Total Invoice$45,783$27,763

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Features Comparison: Audi A4 / S4 vs. Subaru Impreza / WRX / STI

Model Year20062008
ModelA4 / S4Impreza / WRX / STI
TrimS4WRX Premium
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
5-speed manual $0
AWD$1700$1700
Climate Control 
Dual-zone climate control$125 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Variable intermittent wipers $75
Wiper de-icer $25
Exterior 
Body kit $0
Hood scoop $100
Sunroof$900 
Infotainment 
Aux input $50
CD changer, remote$200 
CD player $125
MP3-compatible player $50
Satellite radio $200
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75 
Auto-dimming passenger-side mirror$75 
Automatic headlights$125 
Automatic-off headlights $25
Fog light, rear$100 
Headlight washers$50 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Turn signals on or near mirrors$25 
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row$50 
Leather seating surfaces$900 
Manual height adjuster, driver seat $50
Manual thigh support length adjuster, driver seat$50 
Memory system, driver seat$200 
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power fore-aft adjuster, driver seat$100 
Power fore-aft adjuster, passenger seat$100 
Power height adjuster, driver seat$100 
Power height adjuster, passenger seat$100 
Power recliner, driver seat$100 
Power recliner, passenger seat$100 
Power tilt adjuster, driver seat$100 
Power tilt adjuster, passenger seat$100 
Wood trim$300 
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade)$0 
Total Value of Features$8,065$2,420
Value of Feature Adjustments$5,645$0
Value of Feature Adjustments-5,2190

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See a complete comparison of Audi A4 / S4 vs. Subaru Impreza / WRX / STI features.

Specifications Comparison: Audi A4 / S4 vs. Subaru Impreza / WRX / STI

Model Year20062008
ModelA4 / S4Impreza / WRX / STI
Body4dr Sedan4dr Sedan
Wheelbase104.3 in103.1 in
Length180.6 in180.3 in
Width69.8 in68.5 in
Height56.2 in58.1 in
Curb Weight3,902 lb.3,347 lb.
Fuel Capacity16.6 gal.16.9 gal.
Row 1 Headroom38.4 in40.3 in
Row 1 Shoulder Room55.1 in54.8 in
Row 1 Legroom41.3 in43.5 in
Row 2 Headroom37.2 in37.6 in
Row 2 Shoulder Room53.4 in53.2 in
Row 2 Legroom34.3 in33.5 in
Cargo Volume13.4 ft311.3 ft3

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See a complete comparison of Audi A4 / S4 vs. Subaru Impreza / WRX / STI specs.

Option Package Details
Audi A4 / S4 S4

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900No
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125No
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Total Requested45021%
Total Not Requested167579%

Option Package Details
Subaru Impreza / WRX / STI WRX Premium

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Compass0Yes
Total Requested150100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Satellite radio200No
Total Requested60075%
Total Not Requested20025%

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