Audi A6 / S6 Audi A6 / S6 2018 Mazda RX-8 Mazda RX-8 2007

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

Lowest Total Price: $33,815

Mazda RX-8 Manual   
Difference: $17,825

Lowest Total Invoice: $31,164

Mazda RX-8 Manual   
Difference: $16,933

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018201820072007
ModelA6 / S6A6 / S6A6 / S6RX-8RX-8
TrimA6 2.0TA6 3.0TS6 4.0 TFSIAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Base Price $49,700 $58,700 $71,900 $26,435 $26,435
Base Invoice $46,222 $54,592 $66,868 $24,458 $24,458
Metallic paint (extra cost) 575 575 575    
Cargo mat 190 190 190 50 50
All-weather floor mats 200 200 200 60 60
Competition Package   3,000      
Grand Touring Package       5,335 4,635
Cargo net       40 40
Navigation system       2,000 2,000
Metallic paint (extra cost) 536 536 536    
Cargo mat 178 178 178 36 36
All-weather floor mats 186 186 186 45 45
Competition Package   2,790      
Grand Touring Package       4,922 4,277
Cargo net       32 32
Navigation system       1,721 1,721
Options (change) 965 3,965 965 7,485 6,785
Options (change) 900 3,690 900 6,756 6,111
Destination 975 975 975 595 595
Total Price $51,640 $63,640 $73,840 $34,515 $33,815
Total Invoice $48,097 $59,257 $68,743 $31,809 $31,164

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $12,570
TrueDelta Adjusted Invoice Difference: $12,036
Model Year20182018201820072007
ModelA6 / S6A6 / S6A6 / S6RX-8RX-8
TrimA6 2.0TA6 3.0TS6 4.0 TFSIAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Engine252hp I4340hp V6450hp V8212hp R2232hp R2
TransmissionS7T8S7T6M6
DrivetrainFWDAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10630, 14630, 14300, 9300, 9
Tire (rear if not all the same)245/45-18255/35-20255/35-20225/45-18225/45-18
Total Price$51,640$63,640$73,840$34,515$33,815
Adjustments for Features-5,605-9,530-10,630-1,0500
Feature-Adjusted Total Price$46,035$54,110$63,210$33,465$33,815
Cost Above Minimum$0$8,075$17,175$0$350
Total Invoice$48,097$59,257$68,743$31,809$31,164
Adjustments for Features-5,220-8,874-9,896-9680
Feature-Adjusted Total Invoice$42,877$50,383$58,847$30,841$31,164
Cost Above Minimum$0$7,506$15,970$0$323

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

Model Year20182018201820072007
ModelA6 / S6A6 / S6A6 / S6RX-8RX-8
TrimA6 2.0TA6 3.0TS6 4.0 TFSIAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Transmission and Drivetrain 
7-speed automated manual$1200 $1200  
8-speed manually-shiftable automatic $1300   
6-speed manually-shiftable automatic   $1100 
6-speed manual    $150
FWD$0    
AWD $1700$1700  
RWD   $0$0
Accessories 
Power rear side windows$200$200$200  
Tilt steering wheel, manual   $150$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$25
Second-row high console   $250$250
Climate Control 
Automatic climate control, front$200$200$200  
Dual-zone climate control$125$125$125  
Heated windshield washer nozzles$15$15$15  
Rain-sensing wipers$175$175$175  
Rear air vents with automatic controls$250$250$250  
Rear dual-zone climate control $125$125  
Residual heat$50$50$50  
Variable intermittent wipers   $75$75
Drivetrain 
Active rear differential $500   
Limited-slip rear differential   $300$300
Engine / Motor 
Automatic start / stop$150$150$150  
Dual-mode exhaust, switchable  $500  
Regenerative braking$0$0$0  
Exterior 
Black exterior trim (optional) $0   
Laminated front side windows$200$200$200  
Painted brake calipers (optional) $0   
Infotainment 
4G LTE connectivity$0$0$0  
Android Auto support$100$100$100  
Apple CarPlay support$100$100$100  
Aux input$50$50$50  
Bluetooth audio streaming$25$25$25  
Bluetooth cell phone link$100$100$100  
CD changer, in-dash   $325$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  
MP3-compatible player$50$50$50  
Satellite radio$200$200$200  
Surround sound $250$250  
Traffic + travel information$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  
Automatic headlights$125$125$125  
Compass$0$0$0  
Fog light, rear$100$100$100  
Fog lights   $125$125
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$500
Seats and Interior Trim 
Aluminum trim $100   
Folding second row seats$300$300$300  
Illuminated door sill trim plates $200$200  
Memory system, driver seat$200$200$200  
Power 4-way lumbar adjuster, driver seat$150$150$150  
Power 4-way lumbar adjuster, passenger seat $150$150  
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, passenger seat$100$100$100  
Power lumbar adjuster, driver seat   $100$100
Power recliner, passenger seat$100$100$100  
Power tilt adjuster, passenger seat$100$100$100  
Wood trim$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$0$0$0
Transmission 
Steering-wheel-mounted transmission controls$100$100$100$100 
Total Value of Features$7,605$11,530$12,630$3,050$2,000
Value of Feature Adjustments$5,605$9,530$10,630$1,050$0
Value of Feature Adjustments-5,220-8,874-9,896-9680

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

Model Year20182007
ModelA6 / S6RX-8
Body4dr Sedan4dr Coupe
Wheelbase114.6 in106.4 in
Length194.2 in174.3 in
Width73.8 in69.7 in
Height57.8 in52.8 in
Curb Weight3,804 lb.3,046 lb.
Fuel Capacity19.8 gal.15.9 gal.
Row 1 Headroom37.2 in38.2 in
Row 1 Shoulder Room57.5 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom41.3 in42.7 in
Row 2 Headroom37.8 in36.8 in
Row 2 Shoulder Room56.3 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom37.4 in32.2 in
Cargo Volume14.1 ft37.6 ft3

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Option Package Details
Audi A6 / S6 A6 3.0T

Competition Package
FeatureValueRequested?
Front sport buckets100No
Aluminum trim100No
Active rear differential500No
Painted brake calipers (optional)0No
255/35YR20 tires400No
Dark-colored headliner (optional)0No
Leather door panel trim250No
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150No
Metal pedals75No
Black exterior trim (optional)0No
Total Requested25014%
Total Not Requested157586%

Option Package Details
Mazda RX-8 Automatic

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Limited-slip rear differential300Yes
225/45ZR18 tires400No
Total Requested452577%
Total Not Requested132523%

Option Package Details
Mazda RX-8 Manual

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested397579%
Total Not Requested107521%

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