Porsche Cayman Porsche Cayman 2009 Audi A8 / S8 Audi A8 / S8 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

Porsche Cayman vs. Audi A8 / S8 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 Cayman vs. Audi A8 / S8 Invoice Comparison

Lowest Total Price: $85,230

Porsche Cayman S   
Difference: $16,695

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092008
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Base Price $60,200 $93,300
Adaptive Sports Seats 3,055  
Auto-dimming rearview mirror 690  
Xenon HID headlights 1,560  
CD changer, in-dash 650  
Metallic paint (extra cost) 710  
Synthetic suede headliner 1,180  
Heated front seats 500  
Automatic climate control, front 550  
Bluetooth cell phone link 695  
Audio controls on steering wheel 990  
Navigation system 3,110  
iPod integration 440  
Wood trim 890  
Voice control for nav and audio 595  
Floor mats 90  
Adaptive dampers - electrical 1,990  
Heated steering wheel 190 300
Satellite radio 750 550
Upholstered instrument panel, leather 2,025 4,900
7-speed automated manual 3,420  
Adaptive Sports Seats 2,597  
Auto-dimming rearview mirror 587  
Xenon HID headlights 0  
CD changer, in-dash 553  
Metallic paint (extra cost) 0  
Synthetic suede headliner 1,003  
Heated front seats 0  
Automatic climate control, front 468  
Bluetooth cell phone link 0  
Audio controls on steering wheel 842  
Navigation system 0  
iPod integration 0  
Wood trim 757  
Voice control for nav and audio 0  
Floor mats 0  
Adaptive dampers - electrical 1,692  
Heated steering wheel 0 281
Satellite radio 0 501
Upholstered instrument panel, leather -306 4,558
7-speed automated manual 0  
Options (change) 24,080 5,750
Options (change) 8,193 5,340
Destination 950 775
Gas Tax 0 2,100
Total Price $85,230 $101,925

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Porsche Cayman dealer quotes or Audi A8 / S8 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Porsche Cayman S
TrueDelta Adjusted Price Difference: $10,700
TrueDelta Adjusted Invoice Difference: $80,256
Model Year20092008
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Engine320hp H6450hp V10
TransmissionS7T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)20/29 MPG13/19 MPG
Audio (watts, speakers)235, 9200, 12
Tire (rear if not all the same)235/40-18265/35-20
Total Price$85,230$101,925
Adjustments for Features0-5,995
Feature-Adjusted Total Price$85,230$95,930

Return to top

Features Comparison: Porsche Cayman vs. Audi A8 / S8

Model Year20092008
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
Accessories 
Power rear side windows $200
Power trunk / liftgate pull-down $50
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$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
Rear side airbags $300
Side curtain airbags $350
Cargo Management 
Cargo net$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 
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Bodyside moldings $75
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
Aux input$50 
CD changer, in-dash$325 
CD changer, remote $200
DVD-Audio-compatible player$0 
Media drive$15 
Off-road navigation system$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
Heated second row seats $200
Memory system, passenger seat $150
Metal pedals$75 
No leather in second row$-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 
Power seatback bolsters, passenger seat$100 
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$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
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable $1000
Sport suspension (upgrade) $0
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$2,570$8,565
Value of Feature Adjustments$0$5,995
Value of Feature Adjustments0-5,587

Return to top

Specifications Comparison: Porsche Cayman vs. Audi A8 / S8

Model Year20092008
ModelCaymanA8 / S8
Body2dr Hatch4dr Sedan
Wheelbase95.1 in115.9 in
Length171.1 in199.3 in
Width70.9 in74.6 in
Height51.4 in56.9 in
Curb Weight3,075 lb.4,586 lb.
Fuel Capacity16.9 gal.23.8 gal.
Row 1 Headroom0.0 in37.3 in
Row 1 Shoulder Room0.0 in59.1 in
Row 1 Legroom0.0 in41.4 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in57.5 in
Row 2 Legroom0.0 in37.6 in
Cargo Volume14.5 ft314.6 ft3

Return to top

Option Package Details
Porsche Cayman S

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
Audi A8 / S8 S8

Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Porsche models.