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

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: $81,415

Porsche Cayman S   
Difference: $22,610

Lowest Total Invoice: $70,669

Porsche Cayman S   
Difference: $26,279

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082009
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Base Price $59,100 $96,200
Base Invoice $51,567 $89,465
Adaptive Sports Seats 3,055  
Xenon HID headlights 1,090  
Preferred Package 2,190  
Metallic paint (extra cost) 690  
Synthetic suede headliner 1,180  
Obstacle detection, rear 530  
Wood trim 890  
Navigation system 3,110  
CD changer, remote 650  
Adaptive dampers - electrical 1,990  
Automatic climate control, front 550  
Audio controls on steering wheel 990  
Upholstered instrument panel, leather 1,735 4,900
5-speed shiftable automatic 2,805  
Adaptive Sports Seats 2,597  
Xenon HID headlights 927  
Preferred Package 1,862  
Metallic paint (extra cost) 587  
Synthetic suede headliner 1,003  
Obstacle detection, rear 451  
Wood trim 757  
Navigation system 2,644  
CD changer, remote 553  
Adaptive dampers - electrical 1,692  
Automatic climate control, front 468  
Audio controls on steering wheel 842  
Upholstered instrument panel, leather 1,475 4,558
5-speed shiftable automatic 2,384  
Options (change) 21,455 4,900
Options (change) 18,242 4,558
Destination 860 825
Gas Tax 0 2,100
Total Price $81,415 $104,025
Total Invoice $70,669 $96,948

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: $14,450
TrueDelta Adjusted Invoice Difference: $18,674
Model Year20082009
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Engine295hp H6450hp V10
TransmissionT5T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)18/25 MPG13/19 MPG
Audio (watts, speakers)325, 11200, 12
Tire (rear if not all the same)235/40-18265/35-20
Total Price$81,415$104,025
Adjustments for Features0-8,160
Feature-Adjusted Total Price$81,415$95,865
Total Invoice$70,669$96,948
Adjustments for Features0-7,605
Feature-Adjusted Total Invoice$70,669$89,343

Return to top

Features Comparison: Porsche Cayman vs. Audi A8 / S8

Model Year20082009
ModelCaymanA8 / S8
TrimSS8
Body2dr Hatch4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
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 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Brake assist $50
Full-size spare tire $225
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rear side airbags $300
Rearview camera $200
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 
Bluetooth cell phone link $100
CD player$125 
iPod integration $100
Satellite radio $200
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Automatic headlights $125
Cornering lights $50
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Seats and Interior Trim 
Center armrest(s), second row $50
Memory system, passenger seat $150
Metal pedals$75 
No leather in second row$-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
Total Value of Features$2,005$10,165
Value of Feature Adjustments$0$8,160
Value of Feature Adjustments0-7,605

Return to top

Specifications Comparison: Porsche Cayman vs. Audi A8 / S8

Model Year20082009
ModelCaymanA8 / S8
Body2dr Hatch4dr Sedan
Wheelbase95.1 in115.9 in
Length170.9 in199.3 in
Width70.9 in74.6 in
Height51.4 in56.9 in
Curb Weight3,163 lb.4,586 lb.
Fuel Capacity17.0 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%
Preferred Package
FeatureValueRequested?
Surround sound250Yes
Bose, 325W, 11 speakers (with subwoofer)350No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Floor mats75Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested92573%
Total Not Requested35027%

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.