Porsche 718 Boxster Porsche 718 Boxster 2017 Mazda RX-8 Mazda RX-8 2011

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Porsche 718 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 718 Boxster vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $35,095

Mazda RX-8 Grand Touring   
Difference: $32,840

Calculate Payments

  Down Payment Interest Rate Term
Model Year201720172011
Model718 Boxster718 BoxsterRX-8
TrimBaseSGrand Touring
Body2dr Convertible2dr Convertible4dr Coupe
Base Price $56,000 $68,400 $32,260
Torque vectoring, brake-based 1,320 1,320  
Adaptive dampers - electrical 1,790 1,790  
Heated steering wheel 470 470  
Power sport seats 2,320 2,320  
Metallic paint (extra cost) 640 640  
Metal pedals 535 535  
Automatic climate control, front 760 760  
Heated front seats 530 530  
Proximity key 790 790  
Navigation system 1,730 1,730 2,000
Cargo net     40
Torque vectoring, brake-based 0 0  
Adaptive dampers - electrical 0 0  
Heated steering wheel 0 0  
Power sport seats 0 0  
Metallic paint (extra cost) 0 0  
Metal pedals 0 0  
Automatic climate control, front 0 0  
Heated front seats 0 0  
Proximity key 0 0  
Navigation system 0 0 1,720
Cargo net     32
Options (change) 10,885 10,885 2,040
Options (change) 0 0 1,752
Destination 1,050 1,050 795
Total Price $67,935 $80,335 $35,095

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

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TrueDelta Value Comparison: Porsche 718 Boxster vs. Mazda RX-8

Lowest Adjusted Price: Mazda RX-8 Grand Touring
Lowest Adjusted Invoice: Porsche 718 Boxster
TrueDelta Adjusted Price Difference: $27,005
TrueDelta Adjusted Invoice Difference: $31,465
Model Year201720172011
Model718 Boxster718 BoxsterRX-8
TrimBaseSGrand Touring
Body2dr Convertible2dr Convertible4dr Coupe
Engine300hp H4350hp H4232hp R2
TransmissionM6M6M6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)110, 6110, 6300, 9
Tire (rear if not all the same)235/45-18235/40-19225/45-18
Total Price$67,935$80,335$35,095
Adjustments for Features-5,835-5,8350
Feature-Adjusted Total Price$62,100$74,500$35,095
Cost Above Minimum$0$12,400$0

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Features Comparison: Porsche 718 Boxster vs. Mazda RX-8

Model Year201720172011
Model718 Boxster718 BoxsterRX-8
TrimBaseSGrand Touring
Body2dr Convertible2dr Convertible4dr Coupe
Transmission and Drivetrain 
6-speed manual$150$150$150
RWD$0$0$0
Accessories 
Heated steering wheel$100$100 
Tilt steering wheel, manual  $150
Tilt/telescoping steering wheel, power$350$350 
Wind blocker, small$100$100 
Brakes, Airbags, and Other Safety 
Brake assist$50$50 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Obstacle detection, front$150$150 
Obstacle detection, rear$250$250 
Rearview camera$200$200 
Roll bar$200$200 
Torque vectoring, brake-based$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 
Dual-zone climate control$125$125 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers  $175
Residual heat$50$50 
Variable intermittent wipers$75$75 
Water-repellent front-door glass$15$15 
Engine / Motor 
Automatic start / stop$150$150 
Mid-engine configuration$0$0 
Regenerative braking$0$0 
Exterior 
Painted brake calipers (optional) $0 
Power convertible top$4000$4000 
Rear spoiler  $200
Retractable rear spoiler$400$400 
Sunroof  $900
Infotainment 
Bluetooth audio streaming$25$25 
CD changer, in-dash  $325
CD player$125$125 
DVD-Audio-compatible player$0$0 
Handwriting recognition$200$200 
HD radio$50$50 
Media drive, small$5$5 
Off-road navigation system$0$0 
SD Card slot$25$25 
Surround sound  $250
USB port$25$25 
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror  $150
Fog light, rear$100$100 
Fog lights  $125
Trip computer$150$150 
Seats and Interior Trim 
Center armrest(s), second row  $50
Leather door panel trim$250$250 
No leather in second row$-300$-300 
Power 4-way lumbar adjuster, driver seat$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150 
Power fore-aft adjuster, passenger seat$100$100 
Power height adjuster, passenger seat$100$100 
Power lumbar adjuster, driver seat  $100
Power recliner, passenger seat$100$100 
Power thigh support length adjuster, driver seat$100$100 
Power thigh support length adjuster, passenger seat$100$100 
Power tilt adjuster, passenger seat$100$100 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500$500 
Total Value of Features$8,785$8,785$2,950
Value of Feature Adjustments$5,835$5,835$0
Value of Feature Adjustments-90-760

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Specifications Comparison: Porsche 718 Boxster vs. Mazda RX-8

Model Year20172011
Model718 BoxsterRX-8
Body2dr Convertible4dr Coupe
Wheelbase97.4 in106.4 in
Length172.4 in175.6 in
Width70.9 in69.7 in
Height50.4 in52.8 in
Curb Weight2,945 lb.3,065 lb.
Fuel Capacity14.3 gal.15.9 gal.
Row 1 Headroom0.0 in38.2 in
Row 1 Shoulder Room0.0 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom0.0 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 Volume9.7 ft37.6 ft3

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Option Package Details
Porsche 718 Boxster

Power sport seats
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
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 height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested45035%
Total Not Requested85065%

Option Package Details
Porsche 718 Boxster S

Power sport seats
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
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 height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested45035%
Total Not Requested85065%

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