Mazda RX-8 Mazda RX-8 2011 Audi A4 / S4 Audi A4 / S4 2006

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Mazda RX-8 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.

Mazda RX-8 vs. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $35,490

Mazda RX-8 Grand Touring   
Difference: $21,180

Lowest Total Invoice: $32,745

Mazda RX-8 Grand Touring   
Difference: $19,622

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112006
ModelRX-8A4 / S4
TrimGrand TouringS4
Body4dr Coupe4dr Sedan
Base Price $32,260 $46,400
Base Invoice $29,878 $42,758
Temporary spare tire 395  
Cargo net 40  
Navigation system 2,000 1,950
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
Temporary spare tire 320  
Cargo net 32  
Navigation system 1,720 1,775
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
Options (change) 2,435 8,250
Options (change) 2,072 7,589
Destination 795 720
Gas Tax 0 1,300
Total Price $35,490 $56,670
Total Invoice $32,745 $52,367

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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 Mazda RX-8 dealer quotes or Audi A4 / S4 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mazda RX-8 vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $17,440
TrueDelta Adjusted Invoice Difference: $16,166
Model Year20112006
ModelRX-8A4 / S4
TrimGrand TouringS4
Body4dr Coupe4dr Sedan
Engine232hp R2340hp V8
TransmissionM6T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/22 MPG15/23 MPG
Audio (watts, speakers)300, 9215, 10
Tire (rear if not all the same)225/45-18235/40-18
Total Price$35,490$56,670
Adjustments for Features0-3,740
Feature-Adjusted Total Price$35,490$52,930
Total Invoice$32,745$52,367
Adjustments for Features0-3,456
Feature-Adjusted Total Invoice$32,745$48,911

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Features Comparison: Mazda RX-8 vs. Audi A4 / S4

Model Year20112006
ModelRX-8A4 / S4
TrimGrand TouringS4
Body4dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
Accessories 
Power rear side windows $200
Proximity key$250 
Tilt steering wheel, manual$150 
Tilt/telescoping steering wheel, manual $250
Brakes, Airbags, and Other Safety 
Brake assist $50
Cargo Management 
Overhead sunglass holder$25 
Rear seat pass-through$100 
Second-row high console$250 
Climate Control 
Dual-zone climate control $125
Heated windshield washer nozzles $15
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Bodyside moldings $75
Infotainment 
Aux input$50 
CD changer, in-dash$325 
CD changer, remote $200
MP3-compatible player$50 
Surround sound$250 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Compass $0
Fog light, rear $100
Headlight washers $50
Power-folding mirrors $50
Steering-linked headlights $150
Trip computer $150
Turn signals on or near mirrors $25
Seats and Interior Trim 
Folding second row seats $300
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, 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 
Ultra-sport suspension (upgrade) $0
Total Value of Features$2,000$5,740
Value of Feature Adjustments$0$3,740
Value of Feature Adjustments0-3,456

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Specifications Comparison: Mazda RX-8 vs. Audi A4 / S4

Model Year20112006
ModelRX-8A4 / S4
Body4dr Coupe4dr Sedan
Wheelbase106.4 in104.3 in
Length175.6 in180.6 in
Width69.7 in69.8 in
Height52.8 in56.2 in
Curb Weight3,064 lb.3,902 lb.
Fuel Capacity15.9 gal.16.6 gal.
Row 1 Headroom38.2 in38.4 in
Row 1 Shoulder Room54.8 in55.1 in
Row 1 Hip Room53.3 in0.0 in
Row 1 Legroom42.7 in41.3 in
Row 2 Headroom36.8 in37.2 in
Row 2 Shoulder Room54.9 in53.4 in
Row 2 Hip Room48.1 in0.0 in
Row 2 Legroom32.2 in34.3 in
Cargo Volume7.6 ft313.4 ft3

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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-125Yes
Total Requested475100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested177584%
Total Not Requested35016%

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