Mazda RX-8 Mazda RX-8 2010 Audi A6 / S6 Audi A6 / S6 2018

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Mazda RX-8 vs. Audi A6 / S6 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 A6 / S6 Invoice Comparison

Lowest Total Price: $35,273

Mazda RX-8 Grand Touring   
Difference: $16,367

Lowest Total Invoice: $32,486

Mazda RX-8 Grand Touring   
Difference: $15,611

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201820182018
ModelRX-8A6 / S6A6 / S6A6 / S6
TrimGrand TouringA6 2.0TA6 3.0TS6 4.0 TFSI
Body4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Base Price $31,960 $49,700 $58,700 $71,900
Base Invoice $29,566 $46,222 $54,592 $66,868
Temporary spare tire 395      
Cargo net 40      
Navigation system 2,000      
Cargo mat 50 190 190 190
All-weather floor mats 78 200 200 200
Metallic paint (extra cost)   575 575 575
Temporary spare tire 320      
Cargo net 32      
Navigation system 1,720      
Cargo mat 36 178 178 178
All-weather floor mats 62 186 186 186
Metallic paint (extra cost)   536 536 536
Options (change) 2,563 965 965 965
Options (change) 2,170 900 900 900
Destination 750 975 975 975
Total Price $35,273 $51,640 $60,640 $73,840
Total Invoice $32,486 $48,097 $56,467 $68,743

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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 A6 / S6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mazda RX-8 vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $12,012
TrueDelta Adjusted Invoice Difference: $11,555
Model Year2010201820182018
ModelRX-8A6 / S6A6 / S6A6 / S6
TrimGrand TouringA6 2.0TA6 3.0TS6 4.0 TFSI
Body4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Engine232hp R2252hp I4340hp V6450hp V8
TransmissionM6S7T8S7
DrivetrainRWDFWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9?, 10630, 14630, 14
Tire (rear if not all the same)225/45-18245/45-18245/45-18255/35-20
Total Price$35,273$51,640$60,640$73,840
Adjustments for Features0-4,355-7,730-9,605
Feature-Adjusted Total Price$35,273$47,285$52,910$64,235
Cost Above Minimum$0$0$5,625$16,950
Total Invoice$32,486$48,097$56,467$68,743
Adjustments for Features0-4,056-7,198-8,942
Feature-Adjusted Total Invoice$32,486$44,041$49,269$59,801
Cost Above Minimum$0$0$5,228$15,760

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Features Comparison: Mazda RX-8 vs. Audi A6 / S6

Model Year2010201820182018
ModelRX-8A6 / S6A6 / S6A6 / S6
TrimGrand TouringA6 2.0TA6 3.0TS6 4.0 TFSI
Body4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150   
7-speed automated manual $1200 $1200
8-speed manually-shiftable automatic  $1300 
RWD$0   
FWD $0  
AWD  $1700$1700
Accessories 
Power rear side windows $200$200$200
Tilt steering wheel, manual$150   
Tilt/telescoping steering wheel, manual $250  
Tilt/telescoping steering wheel, power  $350$350
Brakes, Airbags, and Other Safety 
Blind spot warning system  $200$200
Brake assist $50$50$50
Collision preparation system, rear  $100$100
Knee airbag, driver $75$75$75
Knee airbag, passenger $75$75$75
Obstacle detection, front $150$150$150
Obstacle detection, rear $250$250$250
Rearview camera $200$200$200
Rollover sensor $50$50$50
Secondary collision brake assist $25$25$25
Cargo Management 
Overhead sunglass holder$25   
Second-row high console$250   
Climate Control 
Automatic air recirculation $100$100$100
Dual-zone climate control $125$125$125
Heated windshield washer nozzles $15$15$15
Rear air vents with automatic controls $250$250$250
Rear dual-zone climate control  $125$125
Residual heat $50$50$50
Drivetrain 
Limited-slip rear differential$300   
Engine / Motor 
Automatic start / stop $150$150$150
Dual-mode exhaust, switchable   $500
Regenerative braking $0$0$0
Exterior 
Laminated front side windows $200$200$200
Rear spoiler$200   
Infotainment 
4G LTE connectivity $0$0$0
Android Auto support $100$100$100
Apple CarPlay support $100$100$100
Bluetooth audio streaming $25$25$25
CD changer, in-dash$325   
CD player $125$125$125
DVD-compatible player $0$0$0
Handwriting recognition $200$200$200
HD radio $50$50$50
In-vehicle Internet $150$150$150
Media drive $15$15$15
SD Card slot $25$25$25
Surround sound$250 $250$250
Traffic + travel information $25$25$25
USB port $25$25$25
Voice control for nav and audio $100$100$100
Wi-Fi hotspot $50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75$75
Auto-dimming passenger-side mirror  $75$75
Compass $0$0$0
Fog light, rear $100$100$100
Fog lights$125   
Interior ambient lighting $150$150$150
LED headlights  $1000$1000
Mirror tilt-down in reverse $25$25$25
Power-folding mirrors  $50$50
Trip computer $150$150$150
Turn signals on or near mirrors $25$25$25
Xenon HID headlights$500$500  
Seats and Interior Trim 
Door sill trim plates$100$100  
Folding second row seats $300$300$300
Illuminated door sill trim plates  $200$200
Leather door panel trim   $250
Metal pedals$75  $75
Power 4-way lumbar adjuster, driver seat $150$150$150
Power 4-way lumbar adjuster, passenger seat   $150
Power fore-aft adjuster, passenger seat $100$100$100
Power height adjuster, passenger seat $100$100$100
Power lumbar adjuster, driver seat$100   
Power recliner, passenger seat $100$100$100
Power tilt adjuster, passenger seat $100$100$100
Wood trim $300$300$300
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable   $1000
Electronic systems calibration selector $200$200$200
Sport suspension (upgrade)   $0
Transmission 
Steering-wheel-mounted transmission controls $100$100$100
Total Value of Features$2,550$6,905$10,280$12,155
Value of Feature Adjustments$0$4,355$7,730$9,605
Value of Feature Adjustments0-4,056-7,198-8,942

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Specifications Comparison: Mazda RX-8 vs. Audi A6 / S6

Model Year20102018
ModelRX-8A6 / S6
Body4dr Coupe4dr Sedan
Wheelbase106.4 in114.6 in
Length175.6 in194.2 in
Width69.7 in73.8 in
Height52.8 in57.8 in
Curb Weight3,065 lb.3,804 lb.
Fuel Capacity15.9 gal.19.8 gal.
Row 1 Headroom38.2 in37.2 in
Row 1 Shoulder Room54.8 in57.5 in
Row 1 Hip Room53.3 in0.0 in
Row 1 Legroom42.7 in41.3 in
Row 2 Headroom36.8 in37.8 in
Row 2 Shoulder Room54.9 in56.3 in
Row 2 Hip Room48.1 in0.0 in
Row 2 Legroom32.2 in37.4 in
Cargo Volume7.6 ft314.1 ft3

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