Audi A5 / S5 Audi A5 / S5 2017 Mazda RX-8 Mazda RX-8 2008

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Audi A5 / S5 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 A5 / S5 vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $32,643

Mazda RX-8 Manual   
Difference: $11,477

Lowest Total Invoice: $30,123

Mazda RX-8 Manual   
Difference: $10,979

Calculate Payments

  Down Payment Interest Rate Term
Model Year2017201720082008
ModelA5 / S5A5 / S5RX-8RX-8
TrimA5 Sport 2.0TS5 3.0TAutomaticManual
Body2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Base Price $41,200 $53,100 $26,435 $26,435
Base Invoice $38,316 $49,384 $24,458 $24,458
Convenience Package 900      
Metallic paint (extra cost) 575 575    
Cargo net 155 155 40 40
Cargo mat 160 160 50 50
All-weather floor mats 180 180 78 78
Active rear differential   1,100    
Grand Touring Package     5,335 4,635
Rear spoiler     360 360
Temporary spare tire     395 395
Convenience Package 838      
Metallic paint (extra cost) 536 536    
Cargo net 145 145 32 32
Cargo mat 149 149 36 36
All-weather floor mats 168 168 62 62
Active rear differential   1,024    
Grand Touring Package     4,922 4,277
Rear spoiler     288 288
Temporary spare tire     320 320
Options (change) 1,970 2,170 6,258 5,558
Options (change) 1,836 2,022 5,660 5,015
Destination 950 950 650 650
Total Price $44,120 $56,220 $33,343 $32,643
Total Invoice $41,102 $52,356 $30,768 $30,123

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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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TrueDelta Value Comparison: Audi A5 / S5 vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $7,437
TrueDelta Adjusted Invoice Difference: $7,214
Model Year2017201720082008
ModelA5 / S5A5 / S5RX-8RX-8
TrimA5 Sport 2.0TS5 3.0TAutomaticManual
Body2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Engine220hp I4333hp V6212hp R2232hp R2
TransmissionM6M6T6M6
DrivetrainAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10505, 14300, 9300, 9
Tire (rear if not all the same)245/40-18245/40-18225/45-18225/45-18
Total Price$44,120$56,220$33,343$32,643
Adjustments for Features-4,315-4,890-9750
Feature-Adjusted Total Price$39,805$51,330$32,368$32,643
Cost Above Minimum$0$11,525$0$275
Total Invoice$41,102$52,356$30,768$30,123
Adjustments for Features-4,020-4,554-9000
Feature-Adjusted Total Invoice$37,082$47,802$29,868$30,123
Cost Above Minimum$0$10,720$0$255

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Features Comparison: Audi A5 / S5 vs. Mazda RX-8

Model Year2017201720082008
ModelA5 / S5A5 / S5RX-8RX-8
TrimA5 Sport 2.0TS5 3.0TAutomaticManual
Body2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Transmission and Drivetrain 
6-speed manual$150$150 $150
6-speed manually-shiftable automatic  $1100 
AWD$1700$1700  
RWD  $0$0
Accessories 
Tilt steering wheel, manual  $150$150
Tilt/telescoping steering wheel, manual$250$250  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0  
Brake assist$50$50  
Knee airbag, driver$75$75  
Knee airbag, passenger$75$75  
Obstacle detection, front$150   
Obstacle detection, rear$250   
Cargo Management 
Air-conditioned storage compartment$50$50  
Overhead sunglass holder  $25$25
Second-row high console  $250$250
Second-row low console$100$100  
Climate Control 
Automatic air recirculation$100$100  
Automatic climate control, front$200$200  
Dual-zone climate control$125$125  
Heated windshield washer nozzles$15$15  
Rain-sensing wipers$175$175  
Rear air vents with automatic controls$250$250  
Variable intermittent wipers  $75$75
Drivetrain 
Active rear differential $500  
Limited-slip rear differential  $300$300
Exterior 
Power-venting glass roof panel$300$300  
Rear spoiler$200 $200$200
Sunroof  $900$900
Infotainment 
Aux input$50$50  
Bluetooth cell phone link$100$100  
CD changer, in-dash  $325$325
CD player$125$125  
iPod integration$100$100  
MP3-compatible player$50$50  
Satellite radio$200$200  
SD Card slot$25$25  
Surround sound $250  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75  
Auto-dimming passenger-side mirror$75$75  
Automatic headlights$125$125  
Compass$0$0  
Fog light, rear$100$100  
Headlight washers$50$50  
Interior ambient lighting$150$150  
Trip computer$150$150  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Aluminum trim$100$100  
Folding second row seats$300$300  
Manual thigh support length adjuster, driver seat $50  
Manual thigh support length adjuster, passenger seat $50  
Memory system, driver seat$200$200  
Metal pedals $75 $75
Power 4-way lumbar adjuster, driver seat$150$150  
Power 4-way lumbar adjuster, passenger seat $150  
Power fore-aft adjuster, passenger seat$100$100  
Power headrest height adjuster, driver seat$50   
Power headrest height adjuster, passenger seat$50   
Power height adjuster, passenger seat$100$100  
Power lumbar adjuster, driver seat  $100$100
Power recliner, passenger seat$100$100  
Power tilt adjuster, passenger seat$100$100  
Synthetic suede inserts in leather seating surfaces $0  
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200  
Sport suspension (upgrade) $0$0$0
Transmission 
Steering-wheel-mounted transmission controls  $100 
Total Value of Features$6,865$7,440$3,525$2,550
Value of Feature Adjustments$4,315$4,890$975$0
Value of Feature Adjustments-4,020-4,554-9000

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Specifications Comparison: Audi A5 / S5 vs. Mazda RX-8

Model Year20172008
ModelA5 / S5RX-8
Body2dr Coupe4dr Coupe
Wheelbase108.3 in106.4 in
Length182.1 in174.3 in
Width73.0 in69.7 in
Height54.0 in52.8 in
Curb Weight3,683 lb.3,046 lb.
Fuel Capacity16.9 gal.15.9 gal.
Row 1 Headroom39.1 in38.2 in
Row 1 Shoulder Room54.3 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom41.3 in42.7 in
Row 2 Headroom36.0 in36.8 in
Row 2 Shoulder Room52.8 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom31.7 in32.2 in
Cargo Volume12.2 ft37.6 ft3

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Option Package Details
Audi A5 / S5 A5 Sport 2.0T

Convenience Package
FeatureValueRequested?
Heated front seats200Yes
Memory system, driver seat200No
Auto-dimming driver-side mirror75No
Proximity key250Yes
Auto-dimming passenger-side mirror75No
Total Requested45056%
Total Not Requested35044%

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 lights125Yes
Xenon HID headlights500Yes
Sunroof900No
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 Requested375064%
Total Not Requested210036%

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 lights125Yes
Xenon HID headlights500Yes
Sunroof900No
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested320063%
Total Not Requested185037%

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