Audi A6 / S6 Audi A6 / S6 2018 Porsche Cayman Porsche Cayman 2008

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Audi A6 / S6 vs. Porsche Cayman 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 A6 / S6 vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $76,950

Audi A6 / S6 S6 4.0 TFSI   
Difference: $2,485

Lowest Total Invoice: $68,985

Porsche Cayman S   
Difference: $2,651

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182008
ModelA6 / S6Cayman
TrimS6 4.0 TFSIS
Body4dr Sedan2dr Hatch
Base Price $71,900 $59,100
Base Invoice $66,868 $51,567
Metallic paint (extra cost) 575 690
Carbon fiber trim 500 890
Synthetic suede headliner 3,000 1,180
Sport Chrono Package   920
Adaptive dampers - electrical   1,990
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Floor mats   115
Heated front seats   480
Obstacle detection, rear   530
Automatic climate control, front   550
Illuminated door sill trim plates   725
Carbon fiber / leather-wrapped steering wheel   1,360
Xenon HID headlights   1,090
Dual-mode exhaust, switchable   2,100
Navigation system   3,110
Metallic paint (extra cost) 536 587
Carbon fiber trim 467 757
Synthetic suede headliner 2,790 1,003
Sport Chrono Package   782
Adaptive dampers - electrical   1,692
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Floor mats   98
Heated front seats   408
Obstacle detection, rear   451
Automatic climate control, front   468
Illuminated door sill trim plates   616
Carbon fiber / leather-wrapped steering wheel   1,156
Xenon HID headlights   927
Dual-mode exhaust, switchable   1,785
Navigation system   2,644
Options (change) 4,075 19,475
Options (change) 3,793 16,558
Destination 975 860
Total Price $76,950 $79,435
Total Invoice $71,636 $68,985

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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 A6 / S6 dealer quotes or Porsche Cayman dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A6 / S6 vs. Porsche Cayman

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $11,760
TrueDelta Adjusted Invoice Difference: $5,983
Model Year20182008
ModelA6 / S6Cayman
TrimS6 4.0 TFSIS
Body4dr Sedan2dr Hatch
Engine450hp V8295hp H6
TransmissionS7M6
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)16/24 MPG18/26 MPG
Audio (watts, speakers)630, 14230, 7
Tire (rear if not all the same)255/35-20235/40-18
Total Price$76,950$79,435
Adjustments for Features-9,2750
Feature-Adjusted Total Price$67,675$79,435
Total Invoice$71,636$68,985
Adjustments for Features-8,6340
Feature-Adjusted Total Invoice$63,002$68,985

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Features Comparison: Audi A6 / S6 vs. Porsche Cayman

Model Year20182008
ModelA6 / S6Cayman
TrimS6 4.0 TFSIS
Body4dr Sedan2dr Hatch
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manual $150
AWD$1700 
RWD $0
Accessories 
Power rear side windows$200 
Proximity key$250 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Blind spot warning system$200 
Brake assist$50 
Collision preparation system, rear$100 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Rearview camera$200 
Rollover sensor$50 
Secondary collision brake assist$25 
Side curtain airbags$350 
Temporary spare tire$150 
Cargo Management 
Rear seat pass-through$100 
Climate Control 
Automatic air recirculation$100 
Dual-zone climate control$125 
Rear air vents with automatic controls$250 
Rear dual-zone climate control$125 
Residual heat$50 
Water-repellent front-door glass $15
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration $0
Regenerative braking$0 
Exterior 
Laminated front side windows$200 
Retractable rear spoiler $400
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
Apple CarPlay support$100 
Aux input$50 
Bluetooth audio streaming$25 
Bluetooth cell phone link$100 
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
MP3-compatible player$50 
Satellite radio$200 
SD Card slot$25 
Surround sound$250 
Traffic + travel information$25 
USB port$25 
Voice control for nav and audio$100 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Automatic headlights$125 
Chronometer $100
Compass$0 
Fog lights $125
Headlight washers $50
LED headlights$1000 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Turn signals on or near mirrors$25 
Xenon HID headlights $500
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel $150
Center armrest(s), second row$50 
Folding second row seats$300 
Leather-wrapped steering wheel$150 
No leather in second row $-300
Power 4-way lumbar adjuster, passenger seat$150 
Power seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Air suspension, auto-leveling and height adjustable$1000 
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$11,615$2,340
Value of Feature Adjustments$9,275$0
Value of Feature Adjustments-8,6340

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Specifications Comparison: Audi A6 / S6 vs. Porsche Cayman

Model Year20182008
ModelA6 / S6Cayman
Body4dr Sedan2dr Hatch
Wheelbase114.6 in95.1 in
Length194.2 in170.9 in
Width73.8 in70.9 in
Height57.8 in51.4 in
Curb Weight4,398 lb.3,075 lb.
Fuel Capacity19.8 gal.17.0 gal.
Row 1 Headroom37.2 in0.0 in
Row 1 Shoulder Room57.5 in0.0 in
Row 1 Legroom41.3 in0.0 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.3 in0.0 in
Row 2 Legroom37.4 in0.0 in
Cargo Volume14.1 ft314.5 ft3

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Option Package Details
Porsche Cayman 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%
Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Total Requested50091%
Total Not Requested509%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
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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