Subaru WRX Subaru WRX 2018 Audi A4 / S4 Audi A4 / S4 2006

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

Join Us

Subaru WRX 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.

Subaru WRX vs. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $35,247

Subaru WRX Limited   
Difference: $21,423

Lowest Total Invoice: $32,879

Subaru WRX Limited   
Difference: $19,488

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182006
ModelWRXA4 / S4
TrimLimitedS4
Body4dr Sedan4dr Sedan
Base Price $31,595 $46,400
Base Invoice $29,708 $42,758
Navigation Package 2,100  
Auto-dimming rearview mirror 233  
Cargo net 81  
Bodyside moldings 267  
Universal garage door opener 111  
Premium Package   2,900
6-speed shiftable automatic   1,200
Metallic paint (extra cost)   450
Tire-pressure monitor   250
Bluetooth cell phone link   500
Bose 215W 10 speakers   1,000
Navigation system   1,950
Navigation Package 1,863  
Auto-dimming rearview mirror 151  
Cargo net 52  
Bodyside moldings 173  
Universal garage door opener 72  
Premium Package   2,639
6-speed shiftable automatic   1,172
Metallic paint (extra cost)   410
Tire-pressure monitor   228
Bluetooth cell phone link   455
Bose 215W 10 speakers   910
Navigation system   1,775
Options (change) 2,792 8,250
Options (change) 2,311 7,589
Destination 860 720
Gas Tax 0 1,300
Total Price $35,247 $56,670
Total Invoice $32,879 $52,367

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 Subaru WRX 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: Subaru WRX vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Subaru WRX Limited
TrueDelta Adjusted Price Difference: $20,543
TrueDelta Adjusted Invoice Difference: $18,675
Model Year20182006
ModelWRXA4 / S4
TrimLimitedS4
Body4dr Sedan4dr Sedan
Engine268hp H4340hp V8
TransmissionM6T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)21/27 MPG15/23 MPG
Audio (watts, speakers)440, 9215, 10
Tire (rear if not all the same)245/40-18235/40-18
Total Price$35,247$56,670
Adjustments for Features0-880
Feature-Adjusted Total Price$35,247$55,790
Total Invoice$32,879$52,367
Adjustments for Features0-813
Feature-Adjusted Total Invoice$32,879$51,554

Return to top

Features Comparison: Subaru WRX vs. Audi A4 / S4

Model Year20182006
ModelWRXA4 / S4
TrimLimitedS4
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
PIN Code Access$10 
Proximity key$250 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Blind spot warning system$200 
Cross-traffic warning, rear$100 
Knee airbag, driver$75 
Rearview camera$200 
Rollover sensor$50 
Torque vectoring, brake-based$100 
Vehicle health reports$0 
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 
Front splitter spoiler$200 
Hood scoop$100 
Infotainment 
App support$0 
Aux input$50 
Bluetooth audio streaming$25 
CD changer, remote $200
Navigation map updates, three years$0 
Siri Eyes Free support$0 
SMS text-to-speech reader$25 
Telematics service, such as OnStar$200 
Traffic + travel information$25 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Boost gauge$75 
Fog light, rear $100
Headlight washers $50
LED headlights, single projector or low beam only$750 
Power-folding mirrors $50
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), second row $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, passenger seat $100
Power height adjuster, passenger seat $100
Power lumbar adjuster, driver seat$100 
Power recliner, passenger seat $100
Power tilt adjuster, passenger seat $100
Wood trim $300
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Wheels, dark finish$0 
Total Value of Features$4,585$5,465
Value of Feature Adjustments$0$880
Value of Feature Adjustments0-813

Return to top

Specifications Comparison: Subaru WRX vs. Audi A4 / S4

Model Year20182006
ModelWRXA4 / S4
Body4dr Sedan4dr Sedan
Wheelbase104.3 in104.3 in
Length180.9 in180.6 in
Width70.7 in69.8 in
Height58.1 in56.2 in
Curb Weight3,276 lb.3,902 lb.
Fuel Capacity15.9 gal.16.6 gal.
Row 1 Headroom39.8 in38.4 in
Row 1 Shoulder Room55.6 in55.1 in
Row 1 Hip Room52.2 in0.0 in
Row 1 Legroom43.3 in41.3 in
Row 2 Headroom37.1 in37.2 in
Row 2 Shoulder Room54.2 in53.4 in
Row 2 Hip Room53.1 in0.0 in
Row 2 Legroom35.4 in34.3 in
Cargo Volume12.0 ft313.4 ft3

Return to top

Option Package Details
Subaru WRX Limited

Navigation Package
FeatureValueRequested?
Navigation system600Yes
Turn signals on or near mirrors25Yes
Voice control for nav and audio75No
Blind spot warning system200No
Harman/Kardon, 440W, 9 speakers (with subwoofer)350No
Cross-traffic warning, rear100No
Navigation map updates, three years0No
Total Requested62546%
Total Not Requested72554%

Option Package Details
Audi A4 / S4 S4

6-speed manually-shiftable automatic
FeatureValueRequested?
6-speed manually-shiftable automatic0Yes
1300 Gas-Guzzler Tax0No
4.2L V8
DOHC-5v
340 hp@6800
302 lb-ft@3500
1000Yes
Total Requested1000100%
Total Not Requested00%
Bose, 215W, 10 speakers (with subwoofer)
FeatureValueRequested?
Bose, 215W, 10 speakers (with subwoofer)350No
Satellite radio200Yes
Total Requested20036%
Total Not Requested35064%
Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125No
Total Requested600126%
Total Not Requested-125-26%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150Yes
Alloy wheels, optional design0No
Memory system, driver seat200No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested162576%
Total Not Requested50024%

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 Subaru models.