Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2008 Porsche 911 Porsche 911 2011

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Audi A4 / S4 / RS4 vs. Porsche 911 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 A4 / S4 / RS4 vs. Porsche 911 Invoice Comparison

Lowest Total Price: $84,775

Audi A4 / S4 / RS4 RS4 Cabriolet   
Difference: $17,610

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820112011201120112011
ModelA4 / S4 / RS4911911911911911
TrimRS4 CabrioletCarreraCarrera SCarrera GTSTurboTurbo S
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $81,900 $88,800 $101,500 $112,900 $146,800 $172,100
iPod integration 0          
Adaptive Sports Seats   3,055 3,055 2,255    
Auto-dimming rearview mirror   420 420 420    
PCM   2,110 2,110 2,110    
Metallic paint (extra cost)   710 710 710    
Satellite radio   750 750 750 750 750
Carbon fiber trim   1,140 1,140 1,140 1,140 1,140
Heated front seats   525 525 525 525 525
Obstacle detection, rear   530 530 530 530 530
Audio controls on steering wheel   615 615 365 0 0
Steering-linked headlights   690 690 690 690  
Adaptive dampers - electrical   2,090        
iPod integration 0          
Adaptive Sports Seats   2,597 2,597 0    
Auto-dimming rearview mirror   0 0 0    
PCM   0 0 0    
Metallic paint (extra cost)   0 0 0    
Satellite radio   0 0 0 0 0
Carbon fiber trim   0 0 0 0 0
Heated front seats   0 0 0 0 0
Obstacle detection, rear   451 451 0 451 0
Audio controls on steering wheel   0 0 0 0 0
Steering-linked headlights   0 0 0 0  
Adaptive dampers - electrical   0        
Options (change) 0 12,635 10,545 9,495 3,635 2,945
Options (change) 0 3,048 3,048 0 451 0
Destination 775 950 950 950 950 950
Gas Tax 2,100 0 0 0 0 0
Total Price $84,775 $102,385 $112,995 $123,345 $151,385 $175,995

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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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TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Porsche 911

Lowest Adjusted Price: Audi A4 / S4 / RS4 RS4 Cabriolet
Lowest Adjusted Invoice: Porsche 911 Turbo S
TrueDelta Adjusted Price Difference: $20,190
TrueDelta Adjusted Invoice Difference: $75,738
Model Year200820112011201120112011
ModelA4 / S4 / RS4911911911911911
TrimRS4 CabrioletCarreraCarrera SCarrera GTSTurboTurbo S
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine420hp V8345hp H6385hp H6408hp H6500hp H6530hp H6
TransmissionM6M6M6M6M6S7
DrivetrainAWDRWDRWDRWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)215, 9235, 9235, 9235, 9385, 13385, 13
Tire (rear if not all the same)255/35-19235/40-18235/35-19235/35-19235/35-19235/35-19
Total Price$84,775$102,385$112,995$123,345$151,385$175,995
Adjustments for Features-2,58000-500-2,725-9,475
Feature-Adjusted Total Price$82,195$102,385$112,995$122,845$148,660$166,520
Cost Above Minimum$0$0$10,610$20,460$46,275$64,135

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Features Comparison: Audi A4 / S4 / RS4 vs. Porsche 911

Model Year200820112011201120112011
ModelA4 / S4 / RS4911911911911911
TrimRS4 CabrioletCarreraCarrera SCarrera GTSTurboTurbo S
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150$150$150$150 
7-speed automated manual     $1200
AWD$1700   $1700$1700
RWD $0$0$0  
Accessories 
Power rear side windows$200     
Remote window/roof operation $15$15$15$15$15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0     
Ceramic brake rotors     $4000
Full-size spare tire$225     
Knee airbag, driver$75     
Knee airbag, passenger$75     
Torque vectoring, brake-based     $100
Cargo Management 
Rear seat pass-through$100     
Ski sack$50     
Storage compartment under front seat(s)$50     
Climate Control 
Automatic air recirculation$100     
Dual-zone climate control$125     
Water-repellent front-door glass $15$15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)     $500
Limited-slip rear differential    $300$300
Engine / Motor 
Dual-mode exhaust, switchable   $500  
Rear-engine configuration $0$0$0$0$0
Exterior 
Body kit$0  $0  
Bodyside moldings$75     
Larger rear spoiler    $200$200
Rear spoiler$200     
Retractable rear spoiler $400$400$400  
Sunroof$900     
Infotainment 
Aux input $50$50$50$50$50
CD changer, in-dash     $325
CD player $125$125$125$125 
DVD-Audio-compatible player $0$0$0$0$0
iPod integration$100     
Media drive $15$15$15$15$15
Off-road navigation system $0$0$0$0$0
Surround sound    $250$250
USB port $25$25$25$25$25
Instruments, Lights, and Mirrors 
Boost gauge    $75$75
Chronometer     $100
Compass$0     
Power-folding mirrors$50     
Turn signals on or near mirrors$25     
Seats and Interior Trim 
Center armrest(s), second row$50     
Folding second row seats $300$300$300$300$300
Heated second row seats$200     
Manual height adjuster, driver seat$50     
Manual thigh support length adjuster, driver seat$50     
Metal pedals $75$75$75$75$75
Power fore-aft adjuster, driver seat $100$100$100$100$100
Power height adjuster, driver seat $100$100$100$100$100
Power recliner, driver seat $100$100$100$100$100
Power seatback bolsters, driver seat $100$100$100 $100
Power seatback bolsters, passenger seat $100$100$100 $100
Power thigh bolsters, driver seat $100$100$100 $100
Power thigh bolsters, passenger seat $100$100$100 $100
Power tilt adjuster, driver seat $100$100$100$100$100
Synthetic suede inserts in leather seating surfaces   $0  
Upholstered instrument panel, leather    $1000$1000
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500$500$500$500
Electronic systems calibration selector     $200
Hydraulically cross-linked dampers$500     
Ultra-sport suspension (upgrade)$0     
Transmission 
Launch control     $100
Steering-wheel-mounted transmission controls     $100
Total Value of Features$5,050$2,470$2,470$2,970$5,195$11,945
Value of Feature Adjustments$2,580$0$0$500$2,725$9,475
Value of Feature Adjustments-2,40600-4-25-51

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Specifications Comparison: Audi A4 / S4 / RS4 vs. Porsche 911

Model Year20082011
ModelA4 / S4 / RS4911
Body2dr Convertible2dr Convertible
Wheelbase104.3 in92.5 in
Length180.0 in175.6 in
Width70.0 in71.2 in
Height54.8 in51.6 in
Curb Weight3,859 lb.3,264 lb.
Fuel Capacity16.6 gal.16.9 gal.
Row 1 Headroom38.0 in38.0 in
Row 1 Shoulder Room53.0 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom41.3 in41.6 in
Row 2 Headroom36.3 in31.5 in
Row 2 Shoulder Room45.1 in0.0 in
Row 2 Legroom32.4 in0.0 in
Cargo Volume8.9 ft34.4 ft3

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Option Package Details
Porsche 911 Carrera

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested300100%
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 tilt adjuster, passenger seat100Yes
Power fore-aft adjuster, driver seat100No
Power height adjuster, driver seat50No
Power tilt adjuster, driver seat100No
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Total Requested85057%
Total Not Requested65043%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Media drive, large15No
USB port25Yes
Total Requested62598%
Total Not Requested152%

Option Package Details
Porsche 911 Carrera S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested300100%
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 tilt adjuster, passenger seat100Yes
Power fore-aft adjuster, driver seat100No
Power height adjuster, driver seat50No
Power tilt adjuster, driver seat100No
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Total Requested85057%
Total Not Requested65043%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Media drive, large15No
USB port25Yes
Total Requested62598%
Total Not Requested152%

Option Package Details
Porsche 911 Carrera GTS

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested300100%
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
Power tilt adjuster, passenger seat100Yes
Power fore-aft adjuster, driver seat100No
Power height adjuster, driver seat50No
Power tilt adjuster, driver seat100No
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Total Requested75054%
Total Not Requested65046%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Media drive, large15No
USB port25Yes
Total Requested62598%
Total Not Requested152%

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