Mazda RX-8 Mazda RX-8 2008 Audi A6 / S6 Audi A6 / S6 2016

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $34,283

Mazda RX-8 Manual   
Difference: $13,797

Lowest Total Invoice: $31,556

Mazda RX-8 Manual   
Difference: $13,224

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082016201620162016
ModelRX-8RX-8A6 / S6A6 / S6A6 / S6A6 / S6
TrimAutomaticManualA6 2.0TA6 3.0TA6 3.0 TDIS6 4.0 TFSI
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $26,435 $26,435 $46,200 $57,400 $59,500 $70,900
Base Invoice $24,458 $24,458 $42,966 $53,382 $55,337 $65,938
Grand Touring Package 5,335 4,635        
Temporary spare tire 395 395        
Cargo net 40 40        
Cargo mat 50 50 185 185 185 185
All-weather floor mats 78 78 195 195 195 195
Navigation system 2,000 2,000        
Metallic paint (extra cost)     575 575 575 575
Grand Touring Package 4,922 4,277        
Temporary spare tire 320 320        
Cargo net 32 32        
Cargo mat 36 36 172 172 172 172
All-weather floor mats 62 62 181 181 181 181
Navigation system 1,721 1,721        
Metallic paint (extra cost)     536 536 536 536
Options (change) 7,898 7,198 955 955 955 955
Options (change) 7,093 6,448 889 889 889 889
Destination 650 650 925 925 925 925
Total Price $34,983 $34,283 $48,080 $59,280 $61,380 $72,780
Total Invoice $32,201 $31,556 $44,780 $55,196 $57,151 $67,752

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mazda RX-8 dealer quotes or Audi A6 / S6 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $10,407
TrueDelta Adjusted Invoice Difference: $10,063
Model Year200820082016201620162016
ModelRX-8RX-8A6 / S6A6 / S6A6 / S6A6 / S6
TrimAutomaticManualA6 2.0TA6 3.0TA6 3.0 TDIS6 4.0 TFSI
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine212hp R2232hp R2252hp I4333hp V6240hp V6 D450hp V8
TransmissionT6M6S7T8T8S7
DrivetrainRWDRWDFWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9?, 10?, 10?, 10?, 10
Tire (rear if not all the same)225/45-18225/45-18245/45-18245/45-18245/45-18255/40-19
Total Price$34,983$34,283$48,080$59,280$61,380$72,780
Adjustments for Features-9750-3,665-8,105-8,105-10,605
Feature-Adjusted Total Price$34,008$34,283$44,415$51,175$53,275$62,175
Cost Above Minimum$0$275$0$6,760$8,860$17,760
Total Invoice$32,201$31,556$44,780$55,196$57,151$67,752
Adjustments for Features-8970-3,413-7,547-7,547-9,872
Feature-Adjusted Total Invoice$31,304$31,556$41,367$47,649$49,604$57,880
Cost Above Minimum$0$252$0$6,282$8,237$16,513

Return to top

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

Model Year200820082016201620162016
ModelRX-8RX-8A6 / S6A6 / S6A6 / S6A6 / S6
TrimAutomaticManualA6 2.0TA6 3.0TA6 3.0 TDIS6 4.0 TFSI
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100     
6-speed manual $150    
7-speed automated manual  $1200  $1200
8-speed manually-shiftable automatic   $1300$1300 
RWD$0$0    
FWD  $0   
AWD   $1700$1700$1700
Accessories 
Power rear side windows  $200$200$200$200
Proximity key$250$250 $250$250$250
Tilt steering wheel, manual$150$150    
Tilt/telescoping steering wheel, manual  $250   
Tilt/telescoping steering wheel, power   $350$350$350
Brakes, Airbags, and Other Safety 
Blind spot warning system   $200$200$200
Brake assist  $50$50$50$50
Collision preparation system, rear   $100$100$100
Knee airbag, driver  $75$75$75$75
Knee airbag, passenger  $75$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$50
Secondary collision brake assist  $25$25$25$25
Cargo Management 
Overhead sunglass holder$25$25    
Second-row high console$250$250    
Climate Control 
Automatic air recirculation  $100$100$100$100
Automatic climate control, front  $200$200$200$200
Dual-zone climate control  $125$125$125$125
Heated windshield washer nozzles  $15$15$15$15
Rain-sensing wipers  $175$175$175$175
Rear air vents with automatic controls  $250$250$250$250
Rear dual-zone climate control     $125
Residual heat  $50$50$50$50
Variable intermittent wipers$75$75    
Drivetrain 
Limited-slip rear differential$300$300    
Engine / Motor 
Automatic start / stop  $150$150$150$150
Dual-mode exhaust, switchable     $500
Regenerative braking  $0$0$0$0
Exterior 
Laminated front side windows  $200$200$200$200
Infotainment 
4G LTE connectivity   $0$0$0
Aux input  $50$50$50$50
Bluetooth audio streaming  $25$25$25$25
Bluetooth cell phone link  $100$100$100$100
CD changer, in-dash$325$325    
CD player  $125$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
iPod integration  $100$100$100$100
Media drive   $15$15$15
MP3-compatible player  $50$50$50$50
Navigation system$600$600 $600$600$600
Satellite radio  $200$200$200$200
SD Card slot  $25$25$25$25
Siri Eyes Free support   $0$0$0
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$75
Auto-dimming passenger-side mirror   $75$75$75
Automatic headlights  $125$125$125$125
Compass  $0$0$0$0
Fog light, rear  $100$100$100$100
Fog lights$125$125    
Interior ambient lighting  $150$150$150$150
Mirror tilt-down in reverse  $25$25$25$25
Power-folding mirrors   $50$50$50
Trip computer  $150$150$150$150
Turn signals on or near mirrors  $25$25$25$25
Seats and Interior Trim 
Folding second row seats  $300$300$300$300
Leather door panel trim     $250
Memory system, driver seat  $200$200$200$200
Metal pedals $75   $75
Power 4-way lumbar adjuster, driver seat  $150$150$150$150
Power 4-way lumbar adjuster, passenger seat     $150
Power fore-aft adjuster, passenger seat  $100$100$100$100
Power height adjuster, passenger seat  $100$100$100$100
Power lumbar adjuster, driver seat$100$100    
Power recliner, passenger seat  $100$100$100$100
Power tilt adjuster, passenger seat  $100$100$100$100
Wood trim  $300$300$300$300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical     $500
Air suspension, auto-leveling and height adjustable     $1000
Electronic systems calibration selector  $200$200$200$200
Sport suspension (upgrade)$0$0   $0
Transmission 
Steering-wheel-mounted transmission controls$100 $100$100$100$100
Total Value of Features$3,400$2,425$6,090$10,530$10,530$13,030
Value of Feature Adjustments$975$0$3,665$8,105$8,105$10,605
Value of Feature Adjustments-8970-3,413-7,547-7,547-9,872

Return to top

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

Model Year20082016
ModelRX-8A6 / S6
Body4dr Coupe4dr Sedan
Wheelbase106.4 in114.6 in
Length174.3 in194.2 in
Width69.7 in73.8 in
Height52.8 in57.8 in
Curb Weight3,046 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

Return to top

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 differential300No
225/45ZR18 tires400No
Total Requested422572%
Total Not Requested162528%

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%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Coupes
See TrueDelta's information for all Mazda models.