Porsche Boxster Porsche Boxster 2008 Mazda Mazda3 Mazda Mazda3 2013

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Porsche Boxster vs. Mazda Mazda3 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 Mazda3 Invoice Comparison

Lowest Total Price: $25,410

Mazda Mazda3 i Grand Touring   
Difference: $30,135

Lowest Total Invoice: $24,142

Mazda Mazda3 i Grand Touring   
Difference: $24,196

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820132013
ModelBoxsterBoxsterMazda3Mazda3
TrimBaseSi Grand Tourings Grand Touring
Body2dr Convertible2dr Convertible4dr Sedan4dr Sedan
Base Price $45,800 $55,700 $22,800 $24,350
Base Invoice $39,923 $43,512 $21,805 $23,287
Auto-dimming rearview mirror 690 690 200 200
Metallic paint (extra cost) 690 690    
Floor mats 115 115    
Carbon fiber / leather-wrapped steering wheel 1,360 1,360    
Automatic climate control, front 550 550    
Heated front seats 480 480    
Navigation system 3,110 3,110    
Xenon HID headlights 1,090 1,090    
Front sport buckets 800 800    
Tech Package     1,500  
Cargo net     40 40
Universal garage door opener     75 75
Auto-dimming rearview mirror 587 587 160 160
Metallic paint (extra cost) 587 587    
Floor mats 98 98    
Carbon fiber / leather-wrapped steering wheel 1,156 1,156    
Automatic climate control, front 468 468    
Heated front seats 408 408    
Navigation system 2,644 2,644    
Xenon HID headlights 927 927    
Front sport buckets 680 680    
Tech Package     1,290  
Cargo net     32 32
Universal garage door opener     60 60
Options (change) 8,885 8,885 1,815 315
Options (change) 7,555 7,555 1,542 252
Destination 860 860 795 795
Total Price $55,545 $65,445 $25,410 $25,460
Total Invoice $48,338 $51,927 $24,142 $24,334

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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: Porsche Boxster vs. Mazda Mazda3

Lowest Adjusted Price and Invoice: Mazda Mazda3 i Grand Touring
TrueDelta Adjusted Price Difference: $29,380
TrueDelta Adjusted Invoice Difference: $23,539
Model Year2008200820132013
ModelBoxsterBoxsterMazda3Mazda3
TrimBaseSi Grand Tourings Grand Touring
Body2dr Convertible2dr Convertible4dr Sedan4dr Sedan
Engine245hp H6295hp H6155hp I4167hp I4
TransmissionM5M6M6M6
DrivetrainRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)50, 4230, 7265, 10265, 10
Tire (rear if not all the same)205/55-17235/40-18205/55-16205/50-17
Total Price$55,545$65,445$25,410$25,460
Adjustments for Features-755-90500
Feature-Adjusted Total Price$54,790$64,540$25,410$25,460
Cost Above Minimum$0$9,750$0$50
Total Invoice$48,338$51,927$24,142$24,334
Adjustments for Features-657-71800
Feature-Adjusted Total Invoice$47,681$51,209$24,142$24,334
Cost Above Minimum$0$3,528$0$192

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Features Comparison: Porsche Boxster vs. Mazda Mazda3

Model Year2008200820132013
ModelBoxsterBoxsterMazda3Mazda3
TrimBaseSi Grand Tourings Grand Touring
Body2dr Convertible2dr Convertible4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manual$0   
6-speed manual $150$150$150
RWD$0$0  
FWD  $0$0
Accessories 
Power rear side windows  $200$200
Proximity key  $250$250
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0
Blind spot warning system  $200$200
Brake assist  $50$50
Roll bar$200$200  
Side curtain airbags  $350$350
Temporary spare tire  $150$150
Climate Control 
Dual-zone climate control  $125$125
Heated windshield washer nozzles$15$15  
Water-repellent front-door glass$15$15  
Engine / Motor 
Mid-engine configuration$0$0  
Exterior 
Power convertible top$4000$4000  
Rear spoiler  $200$200
Retractable rear spoiler$400$400  
Sunroof  $900$900
Infotainment 
App support  $0$0
Aux input  $50$50
Bluetooth audio streaming  $25$25
Bluetooth cell phone link  $100$100
HD radio  $50$50
MP3-compatible player  $50$50
Satellite radio  $200$200
SMS text-to-speech reader  $25$25
Surround sound  $250$250
USB port  $25$25
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  
Steering-linked headlights  $150$150
Turn signals on or near mirrors  $25$25
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel$150$150  
Center armrest(s), second row  $50$50
Door sill trim plates$100$100  
Folding second row seats  $300$300
Leather door panel trim$250$250  
Leather-wrapped steering wheel  $150$150
Manual height adjuster, driver seat$50$50  
Manual height adjuster, passenger seat$50$50  
Memory system, driver seat  $200$200
Metal pedals$75$75  
No leather in second row$-300$-300  
Power fore-aft adjuster, driver seat  $100$100
Power height adjuster, driver seat  $100$100
Power recliner, passenger seat$100$100  
Power tilt adjuster, driver seat  $100$100
Total Value of Features$5,405$5,555$4,650$4,650
Value of Feature Adjustments$755$905$0$0
Value of Feature Adjustments-657-71800

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Specifications Comparison: Porsche Boxster vs. Mazda Mazda3

Model Year20082013
ModelBoxsterMazda3
Body2dr Convertible4dr Sedan
Wheelbase95.1 in103.9 in
Length170.4 in180.9 in
Width70.9 in69.1 in
Height51.0 in57.9 in
Curb Weight2,856 lb.2,873 lb.
Fuel Capacity17.0 gal.14.5 gal.
Row 1 Headroom38.4 in38.1 in
Row 1 Shoulder Room51.7 in54.9 in
Row 1 Hip Room53.4 in53.7 in
Row 1 Legroom41.6 in42.0 in
Row 2 Headroom0.0 in37.4 in
Row 2 Shoulder Room0.0 in54.0 in
Row 2 Hip Room0.0 in52.2 in
Row 2 Legroom0.0 in36.2 in
Cargo Volume9.9 ft311.8 ft3

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Option Package Details
Mazda Mazda3 i Grand Touring

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Compass0No
Total Requested150100%
Total Not Requested00%
Tech Package
FeatureValueRequested?
Rain-sensing wipers100Yes
Automatic headlights125No
Fog lights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Rear spoiler200Yes
Satellite radio200No
Alarm100No
Turn signals on or near mirrors25No
Blind spot warning system200No
Total Requested92554%
Total Not Requested80046%

Option Package Details
Mazda Mazda3 s Grand Touring

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Compass0No
Total Requested150100%
Total Not Requested00%

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