Audi A8 / S8 Audi A8 / S8 2009 Porsche Boxster Porsche Boxster 2009

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Audi A8 / S8 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.

Audi A8 / S8 vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $67,370

Porsche Boxster   
Difference: $37,155

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920092009
ModelA8 / S8BoxsterBoxster
TrimS8BaseS
Body4dr Sedan2dr Convertible2dr Convertible
Base Price $96,200 $46,600 $56,700
Carbon fiber trim 500 890 890
Upholstered instrument panel, leather 4,900 2,025 2,025
Adaptive Sports Seats   3,055 3,055
Auto-dimming rearview mirror   690 690
Xenon HID headlights   1,560 1,560
CD changer, in-dash   650 650
Metallic paint (extra cost)   710 710
Floor mats   90 90
iPod integration   440 440
Navigation system   3,110 3,110
Heated front seats   500 500
Obstacle detection, rear   530 530
Automatic climate control, front   550 550
Voice control for nav and audio   595 595
Bluetooth cell phone link   695 695
Satellite radio   750 750
Audio controls on steering wheel   990 990
Adaptive dampers - electrical   1,990 1,990
Carbon fiber trim 466 757 757
Upholstered instrument panel, leather 4,558 -306 -306
Adaptive Sports Seats   2,597 2,597
Auto-dimming rearview mirror   587 587
Xenon HID headlights   0 0
CD changer, in-dash   553 553
Metallic paint (extra cost)   0 0
Floor mats   0 0
iPod integration   0 0
Navigation system   0 0
Heated front seats   0 0
Obstacle detection, rear   451 451
Automatic climate control, front   468 468
Voice control for nav and audio   0 0
Bluetooth cell phone link   0 0
Satellite radio   0 0
Audio controls on steering wheel   842 842
Adaptive dampers - electrical   1,692 1,692
Options (change) 5,400 19,820 19,820
Options (change) 5,024 7,641 7,641
Destination 825 950 950
Gas Tax 2,100 0 0
Total Price $104,525 $67,370 $77,470

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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 Audi A8 / S8 dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A8 / S8 vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $32,210
TrueDelta Adjusted Invoice Difference: $84,214
Model Year200920092009
ModelA8 / S8BoxsterBoxster
TrimS8BaseS
Body4dr Sedan2dr Convertible2dr Convertible
Engine450hp V10255hp H6310hp H6
TransmissionT6M6M6
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)200, 1250, 4185, 7
Tire (rear if not all the same)265/35-20205/55-17235/40-18
Total Price$104,525$67,370$77,470
Adjustments for Features-4,94500
Feature-Adjusted Total Price$99,580$67,370$77,470
Cost Above Minimum$0$0$10,100

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Features Comparison: Audi A8 / S8 vs. Porsche Boxster

Model Year200920092009
ModelA8 / S8BoxsterBoxster
TrimS8BaseS
Body4dr Sedan2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100  
6-speed manual $150$150
AWD$1700  
RWD $0$0
Accessories 
Power door closers$300  
Power rear side windows$200  
Power trunk closer$350  
Proximity key$250  
Remote window/roof operation$15  
Sunshade, rear, power$225  
Sunshades, second row$125  
Tilt/telescoping steering wheel, manual $250$250
Tilt/telescoping steering wheel, power$350  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0  
Full-size spare tire$225  
Knee airbag, driver$75  
Knee airbag, passenger$75  
Obstacle detection, front$150  
Rear side airbags$300  
Rearview camera$200  
Roll bar $200$200
Side curtain airbags$350  
Cargo Management 
Cargo net $40$40
Climate Control 
Automatic air recirculation$100  
Dual-zone climate control$125  
Rear air vents$100  
Residual heat$50  
Water-repellent front-door glass $15$15
Engine / Motor 
Mid-engine configuration $0$0
Exterior 
Bodyside moldings$75  
Power convertible top $4000$4000
Retractable rear spoiler $400$400
Sunroof$900  
Infotainment 
Aux input $50$50
CD changer, in-dash $325$325
CD changer, remote$200  
DVD-Audio-compatible player $0$0
Media drive $15$15
Off-road navigation system $0$0
Surround sound$250  
Instruments, Lights, and Mirrors 
Automatic headlights$125  
Cornering lights$50  
Mirror tilt-down in reverse$25  
Power-folding mirrors$50  
Turn signals on or near mirrors$25  
Seats and Interior Trim 
Center armrest(s), second row$50  
Memory system, passenger seat$150  
Metal pedals $75$75
No leather in second row $-300$-300
Power 4-way lumbar adjuster, passenger seat$150  
Power headrest height adjuster, driver seat$50  
Power headrest height adjuster, passenger seat$50  
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  
Power thigh support length adjuster, passenger seat$100  
Power upper seatback recliner, driver seat$100  
Power upper seatback recliner, passenger seat$100  
Synthetic suede headliner$650  
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000  
Sport suspension (upgrade)$0  
Total Value of Features$10,565$5,620$5,620
Value of Feature Adjustments$4,945$0$0
Value of Feature Adjustments-4,60900

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Specifications Comparison: Audi A8 / S8 vs. Porsche Boxster

Model Year20092009
ModelA8 / S8Boxster
Body4dr Sedan2dr Convertible
Wheelbase115.9 in95.1 in
Length199.3 in172.1 in
Width74.6 in70.9 in
Height56.9 in50.9 in
Curb Weight4,289 lb.2,944 lb.
Fuel Capacity23.8 gal.16.9 gal.
Row 1 Headroom37.3 in38.4 in
Row 1 Shoulder Room59.1 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom41.4 in41.6 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room57.5 in0.0 in
Row 2 Legroom37.6 in0.0 in
Cargo Volume14.6 ft39.9 ft3

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Option Package Details
Porsche Boxster

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Total Requested700100%
Total Not Requested00%
iPod integration
FeatureValueRequested?
iPod integration100Yes
Aux input50No
Media drive, large15No
Total Requested10061%
Total Not Requested6539%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested95070%
Total Not Requested40030%

Option Package Details
Porsche Boxster S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Total Requested700100%
Total Not Requested00%
iPod integration
FeatureValueRequested?
iPod integration100Yes
Aux input50No
Media drive, large15No
Total Requested10061%
Total Not Requested6539%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested95070%
Total Not Requested40030%

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