Porsche Boxster Porsche Boxster 2011 Mazda RX-8 Mazda RX-8 2009

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Porsche Boxster 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.

Porsche Boxster vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $34,140

Mazda RX-8 Grand Touring   
Difference: $25,830

Calculate Payments

  Down Payment Interest Rate Term
Model Year2011201120112009
ModelBoxsterBoxsterBoxsterRX-8
TrimBaseSS Black EditionGrand Touring
Body2dr Convertible2dr Convertible2dr Convertible4dr Coupe
Base Price $48,100 $58,600 $65,200 $31,000
Power Seat Package 1,550 1,550 1,550  
Metallic paint (extra cost) 710 710    
Audio controls on steering wheel 615 615 125  
Navigation system 3,430     2,000
Unbranded 185W 7 speakers 0      
Limited-slip rear differential 950 950 950  
CD changer, in-dash 650 650 650  
Heated front seats 525 525 525  
Convenience Package 2,490 2,490    
Infotainment Package   3,640    
Cargo net       40
Satellite radio       430
Power Seat Package 0 0 0  
Metallic paint (extra cost) 0 0    
Audio controls on steering wheel 0 0 0  
Navigation system 0     1,720
Unbranded 185W 7 speakers 0      
Limited-slip rear differential 0 0 0  
CD changer, in-dash 0 0 0  
Heated front seats 0 0 0  
Convenience Package 0 0    
Infotainment Package   0    
Cargo net       32
Satellite radio       344
Options (change) 10,920 11,130 3,800 2,470
Options (change) 0 0 0 2,096
Destination 950 950 950 670
Total Price $59,970 $70,680 $69,950 $34,140

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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 Porsche Boxster dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. Mazda RX-8

Lowest Adjusted Price: Mazda RX-8 Grand Touring
Lowest Adjusted Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $21,285
TrueDelta Adjusted Invoice Difference: $30,569
Model Year2011201120112009
ModelBoxsterBoxsterBoxsterRX-8
TrimBaseSS Black EditionGrand Touring
Body2dr Convertible2dr Convertible2dr Convertible4dr Coupe
Engine255hp H6310hp H6320hp H6232hp R2
TransmissionM6M6M6M6
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)185, 7325, 11325, 11300, 9
Tire (rear if not all the same)205/55-17235/40-18235/35-19225/45-18
Total Price$59,970$70,680$69,950$34,140
Adjustments for Features-4,545-4,795-4,7950
Feature-Adjusted Total Price$55,425$65,885$65,155$34,140
Cost Above Minimum$0$10,460$9,730$0

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Features Comparison: Porsche Boxster vs. Mazda RX-8

Model Year2011201120112009
ModelBoxsterBoxsterBoxsterRX-8
TrimBaseSS Black EditionGrand Touring
Body2dr Convertible2dr Convertible2dr Convertible4dr Coupe
Transmission and Drivetrain 
6-speed manual$150$150$150$150
RWD$0$0$0$0
Accessories 
Proximity key   $250
Tilt steering wheel, manual   $150
Tilt/telescoping steering wheel, manual$250$250$250 
Wind blocker, small$100$100$100 
Brakes, Airbags, and Other Safety 
Brake assist$50$50$50 
Roll bar$200$200$200 
Side curtain airbags   $350
Cargo Management 
Overhead sunglass holder   $25
Rear seat pass-through   $100
Second-row high console   $250
Climate Control 
Heated windshield washer nozzles$15$15$15 
Water-repellent front-door glass$15$15$15 
Engine / Motor 
Mid-engine configuration$0$0$0 
Exterior 
Power convertible top$4000$4000$4000 
Rear spoiler   $200
Retractable rear spoiler$400$400$400 
Infotainment 
DVD-Audio-compatible player$0$0$0 
Media drive$15$15$15 
Off-road navigation system$0$0$0 
Surround sound $250$250$250
Traffic information$25$25$25 
USB port$25$25$25 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75 
Auto-dimming passenger-side mirror$75$75$75 
Automatic headlights   $125
Cornering lights$50$50$50 
Fog light, rear$100$100$100 
Headlight washers$50$50$50 
Interior ambient lighting$150$150$150 
Steering-linked headlights$150$150$150 
Trip computer$150$150$150 
Seats and Interior Trim 
Center armrest(s), second row   $50
Leather door panel trim$250$250$250 
No leather in second row$-300$-300$-300 
Power 4-way lumbar adjuster, driver seat$150$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
Power recliner, passenger seat$100$100$100 
Power tilt adjuster, passenger seat$100$100$100 
Total Value of Features$6,545$6,795$6,795$2,000
Value of Feature Adjustments$4,545$4,795$4,795$0
Value of Feature Adjustments-72-64-650

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Specifications Comparison: Porsche Boxster vs. Mazda RX-8

Model Year20112009
ModelBoxsterRX-8
Body2dr Convertible4dr Coupe
Wheelbase95.1 in106.4 in
Length172.1 in175.6 in
Width70.9 in69.7 in
Height50.9 in52.8 in
Curb Weight2,944 lb.3,065 lb.
Fuel Capacity16.9 gal.15.9 gal.
Row 1 Headroom38.4 in38.2 in
Row 1 Shoulder Room51.7 in54.8 in
Row 1 Hip Room53.4 in53.3 in
Row 1 Legroom41.6 in42.7 in
Row 2 Headroom0.0 in36.8 in
Row 2 Shoulder Room0.0 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom0.0 in32.2 in
Cargo Volume9.9 ft37.6 ft3

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Option Package Details
Porsche Boxster

Power Seat Package
FeatureValueRequested?
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power fore-aft adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested45053%
Total Not Requested40047%
Convenience Package
FeatureValueRequested?
Wind blocker, small100No
Cornering lights50No
Automatic climate control, front200Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Total Requested95066%
Total Not Requested50034%

Option Package Details
Porsche Boxster S

Power Seat Package
FeatureValueRequested?
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power fore-aft adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested45053%
Total Not Requested40047%
Convenience Package
FeatureValueRequested?
Wind blocker, small100No
Cornering lights50No
Automatic climate control, front200Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Total Requested95066%
Total Not Requested50034%
Infotainment Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-Audio-compatible player0No
Surround sound250Yes
Traffic information25No
Off-road navigation system0No
Media drive, large15No
Bose, 325W, 11 speakers (with subwoofer)350No
USB port25No
Total Requested105072%
Total Not Requested41528%

Option Package Details
Porsche Boxster S Black Edition

Power Seat Package
FeatureValueRequested?
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power fore-aft adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested45053%
Total Not Requested40047%

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