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

Lowest Total Price: $34,015

Subaru Impreza / WRX / STI WRX STI   
Difference: $16,055

Lowest Total Invoice: $31,926

Subaru Impreza / WRX / STI WRX STI   
Difference: $14,434

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006
ModelImpreza / WRX / STIA4 / S4
TrimWRX STIS4
Body4dr Sedan4dr Sedan
Base Price $32,995 $46,400
Base Invoice $31,044 $42,758
Fog lights 395  
6-speed shiftable automatic   1,200
Metallic paint (extra cost)   450
Fog lights 257  
6-speed shiftable automatic   1,172
Metallic paint (extra cost)   410
Options (change) 395 1,650
Options (change) 257 1,582
Destination 625 720
Gas Tax 0 1,300
Total Price $34,015 $50,070
Total Invoice $31,926 $46,360

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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 Subaru Impreza / WRX / STI dealer quotes or Audi A4 / S4 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Subaru Impreza / WRX / STI WRX STI
TrueDelta Adjusted Price Difference: $12,245
TrueDelta Adjusted Invoice Difference: $10,906
Model Year20062006
ModelImpreza / WRX / STIA4 / S4
TrimWRX STIS4
Body4dr Sedan4dr Sedan
Engine300hp H4340hp V8
TransmissionM6T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)18/24 MPG15/23 MPG
Audio (watts, speakers)140, 6150, 10
Tire (rear if not all the same)225/45-17235/40-18
Total Price$34,015$50,070
Adjustments for Features0-3,810
Feature-Adjusted Total Price$34,015$46,260
Total Invoice$31,926$46,360
Adjustments for Features0-3,528
Feature-Adjusted Total Invoice$31,926$42,832

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

Model Year20062006
ModelImpreza / WRX / STIA4 / S4
TrimWRX STIS4
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
Tilt steering wheel, manual$150 
Tilt/telescoping steering wheel, manual $250
Brakes, Airbags, and Other Safety 
Brake assist $50
Side curtain airbags $350
Stability control $400
Traction control $100
Cargo Management 
Cargo net $40
Climate Control 
Dual-zone climate control $125
Heated windshield washer nozzles $15
Drivetrain 
Adjustable center differential$275 
Limited-slip front differential$500 
Limited-slip rear differential$300 
Exterior 
Body kit$0 
Bodyside moldings $75
Hood scoop$100 
Rear spoiler $200
Second rear spoiler$150 
Tall rear wing-type spoiler$500 
Infotainment 
Audio controls on steering wheel $125
Cassette player $50
Instruments, Lights, and Mirrors 
Automatic-off headlights$25 
Fog light, rear $100
Headlight washers $50
Heated mirrors $25
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Trip computer $150
Turn signals on or near mirrors $25
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Leather seating surfaces $900
Manual height adjuster, driver seat$50 
Manual thigh support length adjuster, driver seat $50
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
Total Value of Features$3,920$7,730
Value of Feature Adjustments$0$3,810
Value of Feature Adjustments0-3,528

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

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

Model Year20062006
ModelImpreza / WRX / STIA4 / S4
Body4dr Sedan4dr Sedan
Wheelbase99.4 in104.3 in
Length175.4 in180.6 in
Width68.5 in69.8 in
Height56.7 in56.2 in
Curb Weight3,351 lb.3,902 lb.
Fuel Capacity15.9 gal.16.6 gal.
Row 1 Headroom38.6 in38.4 in
Row 1 Shoulder Room52.7 in55.1 in
Row 1 Hip Room53.3 in0.0 in
Row 1 Legroom42.9 in41.3 in
Row 2 Headroom36.7 in37.2 in
Row 2 Shoulder Room52.9 in53.4 in
Row 2 Hip Room51.9 in0.0 in
Row 2 Legroom33.0 in34.3 in
Cargo Volume11.0 ft313.4 ft3

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

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%

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