Pontiac Grand Prix Pontiac Grand Prix 2008 Porsche Boxster Porsche Boxster 2016

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Pontiac Grand Prix vs. Porsche Boxster 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.

Pontiac Grand Prix vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $28,680

Pontiac Grand Prix   
Difference: $30,630

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820162016201620162016
ModelGrand PrixBoxsterBoxsterBoxsterBoxsterBoxster
TrimBaseBaseBlack EditionSGTSSpyder
Body4dr Sedan2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $22,210 $52,100 $59,100 $63,900 $74,600 $82,100
Premium Package 940          
Folding passenger seat 75          
Preferred Package 890          
Security Package 995          
Navigation system 2,540          
Satellite radio 200   670   670  
Floor mats 80          
Convenience Package   900   900 900  
Infotainment Package   3,990   3,990    
Metallic paint (extra cost)   710 710 710 710 710
Audio controls on steering wheel   615 365 615 165  
Bose 505W 10 speakers       0    
Automatic climate control, front           760
PCM           2,965
Heated front seats           530
Premium Package 780          
Folding passenger seat 62          
Preferred Package 739          
Security Package 826          
Navigation system 2,108          
Satellite radio 166   0   0  
Floor mats 66          
Convenience Package   0   0 0  
Infotainment Package   0   0    
Metallic paint (extra cost)   0 0 0 0 0
Audio controls on steering wheel   0 0 0 0  
Bose 505W 10 speakers       0    
Automatic climate control, front           0
PCM           0
Heated front seats           0
Options (change) 5,720 6,215 1,745 6,215 2,445 4,965
Options (change) 4,747 0 0 0 0 0
Destination 750 995 995 995 995 995
Total Price $28,680 $59,310 $61,840 $71,110 $78,040 $88,060

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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 Pontiac Grand Prix dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac Grand Prix vs. Porsche Boxster

Lowest Adjusted Price: Pontiac Grand Prix
Lowest Adjusted Invoice: Porsche Boxster GTS
TrueDelta Adjusted Price Difference: $26,285
TrueDelta Adjusted Invoice Difference: $25,585
Model Year200820162016201620162016
ModelGrand PrixBoxsterBoxsterBoxsterBoxsterBoxster
TrimBaseBaseBlack EditionSGTSSpyder
Body4dr Sedan2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine200hp V6265hp H6265hp H6315hp H6330hp H6375hp H6
TransmissionA4M6M6M6M6M6
DrivetrainFWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)245, 9185, 7185, 7445, 10185, 7185, 7
Tire (rear if not all the same)225/60-16235/45-18235/35-20235/40-19235/35-20235/35-20
Total Price$28,680$59,310$61,840$71,110$78,040$88,060
Adjustments for Features0-4,345-5,795-5,345-7,455-5,045
Feature-Adjusted Total Price$28,680$54,965$56,045$65,765$70,585$83,015
Cost Above Minimum$0$0$1,080$10,800$15,620$28,050

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Features Comparison: Pontiac Grand Prix vs. Porsche Boxster

Model Year200820162016201620162016
ModelGrand PrixBoxsterBoxsterBoxsterBoxsterBoxster
TrimBaseBaseBlack EditionSGTSSpyder
Body4dr Sedan2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
4-speed automatic$800     
6-speed manual $150$150$150$150$150
FWD$0     
RWD $0$0$0$0$0
Accessories 
Power rear side windows$200     
Remote keyless entry $225$225$225$225$225
Remote keyless entry, extended range$225     
Remote start$150     
Tilt steering wheel, manual$150     
Tilt/telescoping steering wheel, manual $250$250$250$250$250
Universal garage door opener $100$100$100$100$100
Wind blocker, small $100$100$100$100$100
Brakes, Airbags, and Other Safety 
Brake assist $50$50$50$50$50
Front side airbags $350$350$350$350$350
Knee airbag, driver $75$75$75$75$75
Knee airbag, passenger $75$75$75$75$75
Obstacle detection, front  $150   
Obstacle detection, rear  $250   
Roll bar $200$200$200$200$200
Stability control $400$400$400$400$400
Temporary spare tire$150     
Torque vectoring, brake-based     $100
Cargo Management 
Overhead sunglass holder$25     
Climate Control 
Automatic air recirculation $100$100$100$100$100
Heated windshield washer nozzles $15$15$15$15$15
Rain-sensing wipers  $175   
Residual heat $50$50$50$50$50
Variable intermittent wipers$75$75 $75$75$75
Water-repellent front-door glass $15$15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)    $500$500
Limited-slip rear differential     $300
Engine / Motor 
Automatic start / stop $150$150$150$150 
Dual-mode exhaust, switchable    $500$500
Mid-engine configuration $0$0$0$0$0
Regenerative braking $0$0$0$0$0
Exterior 
Black exterior trim (optional)    $0$0
Bodyside moldings$75     
Bright-finished exhaust tip(s) $25$25$25  
Convertible top     $3000
Painted brake calipers (optional)   $0$0$0
Power convertible top $4000$4000$4000$4000 
Rear spoiler$200     
Retractable rear spoiler $400$400$400$400$400
Infotainment 
App support $0 $0  
Audio controls on steering wheel$125$125$125$125$125 
Aux input $50$50$50$50$50
Bluetooth audio streaming $25$25$25$25$25
Bluetooth cell phone link $100$100$100$100$100
DVD-Audio-compatible player $0$0$0 $0
HD radio $50 $50  
Media drive $15$15$15 $15
MP3-compatible player $50$50$50$50$50
Navigation system$600$600$600$600 $600
Off-road navigation system $0$0$0 $0
Satellite radio$200$200$200$200$200 
Surround sound   $250  
Telematics service, such as OnStar$200     
Traffic information $25$25$25 $25
USB port $25$25$25 $25
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75   
Auto-dimming passenger-side mirror  $75   
Auto-dimming rearview mirror  $150   
Chronometer    $100$100
Compass$0     
Fog light, rear $100$100$100$100$100
Headlight washers  $50 $50 
Heated mirrors $25$25$25$25$25
Steering-linked headlights  $150 $150 
Xenon HID headlights  $500$500$500$500
Seats and Interior Trim 
Door sill trim plates $100$100$100$100$100
Folding passenger seat$150     
Folding second row seats$300     
Leather door panel trim   $250  
Leather-wrapped steering wheel$150$150$150$150$150 
Manual height adjuster, driver seat $50$50$50$50$50
Manual height adjuster, passenger seat $50$50$50$50$50
Metal pedals $75$75$75$75$75
No leather in second row $-300$-300$-300$-300$-300
Power fore-aft adjuster, driver seat$100     
Power height adjuster, driver seat$100     
Power lumbar adjuster, driver seat$100     
Power recliner, driver seat $100$100$100$100$100
Power recliner, passenger seat $100$100$100$100$100
Power tilt adjuster, driver seat$100     
Synthetic suede door panel trim    $250$250
Synthetic suede inserts in leather seating surfaces    $0$0
Synthetic suede steering wheel     $150
Upholstered instrument panel, leather    $1000 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical    $500 
Electronic systems calibration selector    $200 
Sport suspension (upgrade)     $0
Transmission 
Launch control    $100 
Total Value of Features$4,175$8,520$9,970$9,520$11,630$9,220
Value of Feature Adjustments$0$4,345$5,795$5,345$7,455$5,045
Value of Feature Adjustments0-73-93-75-95-57

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Specifications Comparison: Pontiac Grand Prix vs. Porsche Boxster

Model Year20082016
ModelGrand PrixBoxster
Body4dr Sedan2dr Convertible
Wheelbase110.5 in97.4 in
Length198.3 in172.2 in
Width71.6 in70.9 in
Height55.9 in50.5 in
Curb Weight3,478 lb.2,889 lb.
Fuel Capacity17.0 gal.16.9 gal.
Row 1 Headroom38.8 in38.6 in
Row 1 Shoulder Room58.0 in51.7 in
Row 1 Hip Room54.5 in53.4 in
Row 1 Legroom42.2 in42.6 in
Row 2 Headroom36.2 in0.0 in
Row 2 Shoulder Room54.8 in0.0 in
Row 2 Hip Room54.3 in0.0 in
Row 2 Legroom36.2 in0.0 in
Cargo Volume16.0 ft39.9 ft3

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Option Package Details
Pontiac Grand Prix

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Total Requested1425100%
Total Not Requested00%
Preferred Package
FeatureValueRequested?
Audio controls on steering wheel125Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Power lumbar adjuster, driver seat100No
Trip computer150Yes
Leather-wrapped steering wheel150Yes
Outside temperature display50Yes
Compass0No
Map lights25No
Cargo net40Yes
Overhead sunglass holder25No
Remote start150No
Remote keyless entry, extended range0No
Total Requested59566%
Total Not Requested30034%
Security Package
FeatureValueRequested?
Antilock brakes (ABS)400Yes
Traction control100Yes
Side curtain airbags350Yes
Total Requested850100%
Total Not Requested00%

Option Package Details
Porsche Boxster

Convenience Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100No
Total Requested52578%
Total Not Requested15022%
Infotainment Package
FeatureValueRequested?
Unbranded, 185W, 7 speakers350No
App support0No
DVD-Audio-compatible player0No
HD radio50No
USB port25No
Satellite radio200Yes
Traffic information25No
Off-road navigation system0No
Media drive15No
Navigation system600Yes
Total Requested80063%
Total Not Requested46537%

Option Package Details
Porsche Boxster S

Bose, 445W, 10 speakers (with subwoofer)
FeatureValueRequested?
Bose, 445W, 10 speakers (with subwoofer)350No
Surround sound250No
Total Requested00%
Total Not Requested600100%
Convenience Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100No
Total Requested52578%
Total Not Requested15022%
Infotainment Package
FeatureValueRequested?
App support0No
DVD-Audio-compatible player0No
HD radio50No
USB port25No
Satellite radio200Yes
Traffic information25No
Off-road navigation system0No
Media drive15No
Navigation system600Yes
Total Requested80087%
Total Not Requested11513%

Option Package Details
Porsche Boxster GTS

Convenience Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100No
Total Requested52578%
Total Not Requested15022%

Option Package Details
Porsche Boxster Spyder

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100No
Total Requested32568%
Total Not Requested15032%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Traffic information25No
Off-road navigation system0No
Media drive15No
USB port25No
Total Requested60090%
Total Not Requested6510%

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