Audi A8 / S8 Audi A8 / S8 2015 Mazda RX-8 Mazda RX-8 2011

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Audi A8 / S8 vs. Mazda RX-8 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 A8 / S8 vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $35,490

Mazda RX-8 Grand Touring   
Difference: $42,835

Lowest Total Invoice: $32,745

Mazda RX-8 Grand Touring   
Difference: $40,162

Calculate Payments

  Down Payment Interest Rate Term
Model Year2015201520152011
ModelA8 / S8A8 / S8A8 / S8RX-8
TrimA8 3.0TA8 4.0TS8Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Base Price $77,400 $86,400 $114,900 $32,260
Base Invoice $71,982 $80,352 $106,858 $29,878
Wood trim     0  
Temporary spare tire       395
Cargo net       40
Navigation system       2,000
Wood trim     0  
Temporary spare tire       320
Cargo net       32
Navigation system       1,720
Options (change) 0 0 0 2,435
Options (change) 0 0 0 2,072
Destination 925 925 925 795
Total Price $78,325 $87,325 $115,825 $35,490
Total Invoice $72,907 $81,277 $107,783 $32,745

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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 A8 / S8 dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A8 / S8 vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $32,640
TrueDelta Adjusted Invoice Difference: $30,672
Model Year2015201520152011
ModelA8 / S8A8 / S8A8 / S8RX-8
TrimA8 3.0TA8 4.0TS8Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Engine333hp V6435hp V8520hp V8232hp R2
TransmissionT8T8T8M6
DrivetrainAWDAWDAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14630, 14630, 14300, 9
Tire (rear if not all the same)255/45-19255/45-19265/35-21225/45-18
Total Price$78,325$87,325$115,825$35,490
Adjustments for Features-10,195-10,345-15,5950
Feature-Adjusted Total Price$68,130$76,980$100,230$35,490
Cost Above Minimum$0$8,850$32,100$0
Total Invoice$72,907$81,277$107,783$32,745
Adjustments for Features-9,490-9,629-14,5120
Feature-Adjusted Total Invoice$63,417$71,648$93,271$32,745
Cost Above Minimum$0$8,231$29,854$0

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Features Comparison: Audi A8 / S8 vs. Mazda RX-8

Model Year2015201520152011
ModelA8 / S8A8 / S8A8 / S8RX-8
TrimA8 3.0TA8 4.0TS8Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300 
6-speed manual   $150
AWD$1700$1700$1700 
RWD   $0
Accessories 
Active noise reduction $0$0 
Hands-free trunk or liftgate$100$100$100 
Power door closers$300$300$300 
Power rear side windows$200$200$200 
Power trunk closer$350$350$350 
Remote window/roof operation$15$15$15 
Sunshade, rear, power$225$225$225 
Sunshades, second row, power  $225 
Tilt steering wheel, manual   $150
Tilt/telescoping steering wheel, power$350$350$350 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0 
Around view cameras  $500 
Blind spot warning system  $200 
Brake assist$50$50$50 
Brake- or yaw-sensor-initiated collision preparation system$0$0$0 
Collision preparation system, rear  $100 
Full-size spare tire$225$225$225 
Knee airbag, driver$75$75$75 
Knee airbag, passenger$75$75$75 
Obstacle detection, front$150$150$150 
Obstacle detection, rear$250$250$250 
Rear side airbags$300$300$300 
Rearview camera$200$200  
Rollover sensor$50$50$50 
Temporary spare tire   $150
Wide-view front camera  $150 
Wide-view rear camera  $0 
Cargo Management 
Air-conditioned storage compartment$50$50$50 
Overhead sunglass holder   $25
Rear seat pass-through   $100
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$100$100  
Rear air vents with automatic controls  $250 
Rear dual-zone climate control  $125 
Residual heat$50$50$50 
Drivetrain 
Limited-slip rear differential   $300
Engine / Motor 
Automatic start / stop $150  
Dual-mode exhaust, switchable  $500 
Exterior 
Body kit  $0 
Laminated front side windows  $200 
Laminated rear side windows  $100 
Rear spoiler   $200
Infotainment 
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 
Media drive$15$15$15 
SD Card slot$25$25$25 
Traffic + travel information$25$25$25 
USB port$25$25$25 
Voice control for nav and audio$100$100$100 
Instruments, Lights, and Mirrors 
Analog clock$25$25$25 
Auto-dimming driver-side mirror$75$75$75 
Auto-dimming headlights  $200 
Auto-dimming passenger-side mirror$75$75$75 
Compass$0$0$0 
Cornering lights$50$50$50 
Fog light, rear$100$100$100 
Fog lights   $125
Head-up display (HUD)  $350 
Headlight washers$50$50$50 
Interior ambient lighting, configurable$150$150$150 
LED headlights$1000$1000$1000 
Mirror tilt-down in reverse$25$25$25 
Power-folding mirrors$50$50$50 
Steering-linked headlights$150$150$150 
Trip computer$150$150$150 
Turn signals on or near mirrors$25$25$25 
Xenon HID headlights   $500
Seats and Interior Trim 
Cooled or ventilated front seats  $300 
Leather door panel trim  $250 
Massage, driver seat  $100 
Massage, passenger seat  $100 
Memory system, passenger seat$150$150$150 
Metal pedals   $75
Power 4-way lumbar adjuster, driver seat$150$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150$150 
Power fore-aft adjuster, passenger seat$100$100$100 
Power headrest height adjuster, driver seat$50$50$50 
Power headrest height adjuster, passenger seat$50$50$50 
Power height adjuster, passenger seat$100$100$100 
Power lumbar adjuster, driver seat   $100
Power recliner, passenger seat$100$100$100 
Power seat belt height adjusters, front row$25$25$25 
Power seatback bolsters, driver seat  $100 
Power seatback bolsters, passenger seat  $100 
Power thigh bolsters, driver seat  $100 
Power thigh bolsters, passenger seat  $100 
Power thigh support length adjuster, driver seat$100$100$100 
Power thigh support length adjuster, passenger seat$100$100$100 
Power tilt adjuster, passenger seat$100$100$100 
Power upper seatback recliner, driver seat$100$100$100 
Power upper seatback recliner, passenger seat$100$100$100 
Synthetic suede headliner  $650 
Upholstered instrument panel$300$300$300 
Wood trim$300$300$300 
Suspension, Wheels, and Tires 
Active steering  $1000 
Adaptive dampers - electrical$500$500$500 
Air suspension, auto-leveling and height adjustable$1000$1000$1000 
Electronic systems calibration selector$200$200$200 
Transmission 
Steering-wheel-mounted transmission controls$100$100$100 
Total Value of Features$12,645$12,795$18,045$2,450
Value of Feature Adjustments$10,195$10,345$15,595$0
Value of Feature Adjustments-9,490-9,629-14,5120

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Specifications Comparison: Audi A8 / S8 vs. Mazda RX-8

Model Year20152011
ModelA8 / S8RX-8
Body4dr Sedan4dr Coupe
Wheelbase117.8 in106.4 in
Length202.2 in175.6 in
Width76.7 in69.7 in
Height57.5 in52.8 in
Curb Weight4,366 lb.3,065 lb.
Fuel Capacity21.7 gal.15.9 gal.
Row 1 Headroom37.2 in38.2 in
Row 1 Shoulder Room59.1 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom41.4 in42.7 in
Row 2 Headroom38.1 in36.8 in
Row 2 Shoulder Room57.8 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom38.7 in32.2 in
Cargo Volume14.2 ft37.6 ft3

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