Mazda RX-8 Mazda RX-8 2011 Porsche 911 Porsche 911 2017

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Mazda RX-8 vs. Porsche 911 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. Porsche 911 Invoice Comparison

Lowest Total Price: $35,055

Mazda RX-8 Grand Touring   
Difference: $62,085

Lowest Total Invoice: $32,393

Mazda RX-8 Grand Touring   
Difference: $54,806

Calculate Payments

  Down Payment Interest Rate Term
Model Year201120172017201720172017
ModelRX-8911911911911911
TrimGrand TouringCarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Base Price $32,260 $89,400 $103,400 $119,000 $159,200 $188,100
Base Invoice $29,878 $80,460 $93,060 $107,100 $143,280 $169,290
Navigation system 2,000          
Auto-dimming mirrors   420 420      
Heated steering wheel   470 470   0 0
Torque vectoring, brake-based   1,320        
Metallic paint (extra cost)   710 710 710    
Proximity key   1,090 1,090 1,090 1,090 1,090
Heated front seats   690 690      
Sunroof   1,990 1,990 1,990   1,990
Carbon fiber / leather-wrapped steering wheel       470    
Premium Package       3,345    
Wood trim           0
Navigation system 1,720          
Auto-dimming mirrors   357 357      
Heated steering wheel   400 400   0 0
Torque vectoring, brake-based   1,122        
Metallic paint (extra cost)   604 604 604    
Proximity key   927 927 927 927 927
Heated front seats   587 587      
Sunroof   1,692 1,692 1,692   1,692
Carbon fiber / leather-wrapped steering wheel       400    
Premium Package       2,843    
Wood trim           0
Options (change) 2,000 6,690 5,370 7,605 1,090 3,080
Options (change) 1,720 5,689 4,567 6,466 927 2,619
Destination 795 1,050 1,050 1,050 1,050 1,050
Total Price $35,055 $97,140 $109,820 $127,655 $161,340 $192,230
Total Invoice $32,393 $87,199 $98,677 $114,616 $145,257 $172,959

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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: Mazda RX-8 vs. Porsche 911

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $58,200
TrueDelta Adjusted Invoice Difference: $51,319
Model Year201120172017201720172017
ModelRX-8911911911911911
TrimGrand TouringCarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Engine232hp R2370hp H6420hp H6450hp H6540hp H6580hp H6
TransmissionM6M7M7M7S7S7
DrivetrainRWDRWDRWDRWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9?, 8?, 8?, 8555, 12555, 12
Tire (rear if not all the same)225/45-18235/40-19245/35-20245/35-20245/35-20245/35-20
Total Price$35,055$97,140$109,820$127,655$161,340$192,230
Adjustments for Features0-3,885-3,885-7,535-12,835-18,235
Feature-Adjusted Total Price$35,055$93,255$105,935$120,120$148,505$173,995
Cost Above Minimum$0$0$12,680$26,865$55,250$80,740
Total Invoice$32,393$87,199$98,677$114,616$145,257$172,959
Adjustments for Features0-3,487-3,491-6,765-11,556-16,407
Feature-Adjusted Total Invoice$32,393$83,712$95,186$107,851$133,701$156,552
Cost Above Minimum$0$0$11,474$24,139$49,989$72,840

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Features Comparison: Mazda RX-8 vs. Porsche 911

Model Year201120172017201720172017
ModelRX-8911911911911911
TrimGrand TouringCarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Transmission and Drivetrain 
6-speed manual$150     
7-speed manual $300$300$300  
7-speed automated manual    $1200$1200
RWD$0$0$0$0  
AWD    $1700$1700
Accessories 
Heated steering wheel $100$100$100$100$100
Remote app $25$25$25$25$25
Remote window/roof operation $15$15$15$15$15
Tilt steering wheel, manual$150     
Tilt/telescoping steering wheel, manual $250$250   
Tilt/telescoping steering wheel, power   $350$350$350
Brakes, Airbags, and Other Safety 
Brake assist $50$50$50$50$50
Ceramic brake rotors     $4000
Knee airbag, driver $75$75$75$75$75
Knee airbag, passenger $75$75$75$75$75
Obstacle detection, front $150$150$150$150$150
Obstacle detection, rear $250$250$250$250$250
Rearview camera $200$200$200$200$200
Secondary collision brake assist $25$25$25$25$25
Torque vectoring, brake-based $100$100$100$100$100
Cargo Management 
Overhead sunglass holder$25     
Rear seat pass-through$100     
Second-row high console$250     
Climate Control 
Automatic air recirculation $100$100$100$100$100
Dual-zone climate control $125$125$125$125$125
Heated windshield washer nozzles $15$15$15$15$15
Residual heat $50$50$50$50$50
Water-repellent front-door glass $15$15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)   $500$500$500
Engine / Motor 
Automatic start / stop $150$150$150$150$150
Dual-mode exhaust, switchable   $500  
Rear-engine configuration $0$0$0$0$0
Regenerative braking $0$0$0$0$0
Exterior 
Active front spoiler    $500$500
Active grille shutters $0$0$0$0$0
Active rear spoiler $300$300$300$300$300
Black exterior trim (optional)   $0  
Body kit (gray/black)   $0$0$0
Painted brake calipers (optional)  $0$0$0$0
Rear spoiler$200     
Retractable rear spoiler $400$400$400  
Tall rear wing-type spoiler    $500$500
Infotainment 
4G LTE connectivity $0$0$0$0$0
App support $0$0$0$0$0
Apple CarPlay support $100$100$100$100$100
Bluetooth audio streaming $25$25$25$25$25
CD changer, in-dash$325     
CD player $125$125$125$125$125
DVD-Audio-compatible player $0$0$0$0$0
Handwriting recognition $200$200$200$200$200
HD radio $50$50$50$50$50
In-vehicle Internet $150$150$150$150$150
Media drive $15$15$15$15$15
Navigation map updates, three years $0$0$0$0$0
Off-road navigation system $0$0$0$0$0
SD Card slot $25$25$25$25$25
Surround sound$250   $250$250
Telematics service, such as OnStar $200$200$200$200$200
Traffic information $25$25$25$25$25
USB port $25$25$25$25$25
Voice control for nav and audio $100$100$100$100$100
Wi-Fi hotspot $50$50$50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75$75$75$75$75
Auto-dimming headlights     $200
Auto-dimming passenger-side mirror $75$75$75$75$75
Boost gauge $75$75$75$75$75
Chronometer   $100$100$100
Cornering lights   $50$50$50
Fog light, rear $100$100$100$100$100
Fog lights$125     
Headlight washers   $50$50$50
LED headlights    $1000$1000
Performance data recording app   $200  
Performance meter   $150$150$150
Steering-linked headlights   $150$150$150
Trip computer $150$150$150$150$150
Xenon HID headlights$500$500$500$500  
Seats and Interior Trim 
Aluminum trim   $100  
Carbon fiber / leather-wrapped steering wheel   $150  
Center armrest(s), second row$50     
Folding second row seats w/o opening to trunk $75$75$75$75$75
Leather door panel trim $250$250 $250$250
Leather-wrapped steering wheel$150$150$150 $150$150
Memory system, driver seat$200  $200$200$200
Power 4-way lumbar adjuster, driver seat   $150$150$150
Power 4-way lumbar adjuster, passenger seat   $150$150$150
Power fore-aft adjuster, driver seat$100  $100$100$100
Power fore-aft adjuster, passenger seat   $100$100$100
Power height adjuster, passenger seat $100$100$100$100$100
Power lumbar adjuster, driver seat$100     
Power recliner, passenger seat $100$100$100$100$100
Power seatback bolsters, driver seat   $100 $100
Power seatback bolsters, passenger seat   $100 $100
Power thigh bolsters, driver seat   $100 $100
Power thigh bolsters, passenger seat   $100 $100
Power thigh support length adjuster, driver seat   $100$100$100
Power thigh support length adjuster, passenger seat   $100$100$100
Power tilt adjuster, driver seat$100  $100$100$100
Power tilt adjuster, passenger seat   $100$100$100
Synthetic suede door panel trim   $250  
Synthetic suede headliner $650$650$650$650$650
Synthetic suede inserts in leather seating surfaces   $0  
Upholstered instrument panel, leather    $1000$1000
Wood trim     $300
Suspension, Wheels, and Tires 
Active stabilizer bars     $500
Adaptive dampers - electrical $500$500$500$500$500
Alloy wheels$350$350$350$350 $350
Electronic systems calibration selector   $200$200$200
Polished alloy wheels    $350 
Rear wheel steering    $1500$1500
Transmission 
Downshift rev matching   $50  
Steering-wheel-mounted transmission controls    $100$100
Total Value of Features$3,125$7,010$7,010$10,660$15,960$21,360
Value of Feature Adjustments$0$3,885$3,885$7,535$12,835$18,235
Value of Feature Adjustments0-3,487-3,491-6,765-11,556-16,407

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Specifications Comparison: Mazda RX-8 vs. Porsche 911

Model Year20112017
ModelRX-8911
Body4dr Coupe2dr Coupe
Wheelbase106.4 in96.5 in
Length175.6 in177.1 in
Width69.7 in71.2 in
Height52.8 in50.9 in
Curb Weight3,065 lb.3,154 lb.
Fuel Capacity15.9 gal.16.9 gal.
Row 1 Headroom38.2 in0.0 in
Row 1 Shoulder Room54.8 in0.0 in
Row 1 Hip Room53.3 in0.0 in
Row 1 Legroom42.7 in0.0 in
Row 2 Headroom36.8 in0.0 in
Row 2 Shoulder Room54.9 in0.0 in
Row 2 Hip Room48.1 in0.0 in
Row 2 Legroom32.2 in0.0 in
Cargo Volume,
Minimum
7.6 ft35.1 ft3
Cargo Volume,
Maximum
7.614.3 ft3

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Option Package Details
Porsche 911 Carrera

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Torque vectoring, brake-based
FeatureValueRequested?
Torque vectoring, brake-based100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Total Requested15050%
Total Not Requested15050%

Option Package Details
Porsche 911 Carrera S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Total Requested15050%
Total Not Requested15050%

Option Package Details
Porsche 911 Carrera GTS

Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested12556%
Total Not Requested10044%
Premium Package
FeatureValueRequested?
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Power thigh bolsters, driver seat100No
Heated front seats200Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power thigh support length adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100No
Power 4-way lumbar adjuster, passenger seat150No
Power thigh support length adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100No
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Auto-dimming rearview mirror150Yes
Total Requested75036%
Total Not Requested135064%

Option Package Details
Porsche 911 Turbo

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%

Option Package Details
Porsche 911 Turbo S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%

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