Porsche 911 Porsche 911 2010 Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2007

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

Lowest Total Price: $53,595

Audi A4 / S4 / RS4 A4 3.2 Cabriolet   
Difference: $47,170

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102010201020072007
Model911911911A4 / S4 / RS4A4 / S4 / RS4
TrimCarreraCarrera STurboA4 3.2 CabrioletS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $88,800 $99,800 $143,800 $46,950 $55,700
Adaptive Sports Seats 3,055 3,055      
Auto-dimming rearview mirror 420 420      
Metallic paint (extra cost) 710 710   475 475
Audio controls on steering wheel 615 615 0    
Floor mats 140 140 140    
CD changer, in-dash 650 650 650    
Heated front seats 510 510 510 450 450
Bluetooth cell phone link 695 695 695 500 500
Navigation system 2,110 2,110   2,100 1,950
Wood trim 890 890 890   400
Steering-linked headlights 690 690 690    
Obstacle detection, rear 530 530 530 350 350
Convenience Package       1,800 1,050
Tire-pressure monitor       250 250
Adaptive Sports Seats 2,597 2,597      
Auto-dimming rearview mirror 0 0      
Metallic paint (extra cost) 0 0   432 432
Audio controls on steering wheel 0 0 0    
Floor mats 119 119 119    
CD changer, in-dash 553 553 553    
Heated front seats 0 0 425 410 410
Bluetooth cell phone link 0 0 0 455 455
Navigation system 1,794 1,794   1,911 1,775
Wood trim 757 757 757   364
Steering-linked headlights 0 0 0    
Obstacle detection, rear 451 451 451 319 319
Convenience Package       1,638 958
Tire-pressure monitor       228 228
Options (change) 11,015 11,015 4,105 5,925 5,425
Options (change) 6,271 6,271 2,305 5,393 4,941
Destination 950 950 950 720 720
Gas Tax 0 0 0 0 1,700
Total Price $100,765 $111,765 $148,855 $53,595 $63,545

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

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

Lowest Adjusted Price: Audi A4 / S4 / RS4 A4 3.2 Cabriolet
Lowest Adjusted Invoice: Porsche 911 Turbo
TrueDelta Adjusted Price Difference: $49,440
TrueDelta Adjusted Invoice Difference: $44,173
Model Year20102010201020072007
Model911911911A4 / S4 / RS4A4 / S4 / RS4
TrimCarreraCarrera STurboA4 3.2 CabrioletS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine345hp H6385hp H6500hp H6255hp V6340hp V8
TransmissionM6M6M6T6M6
DrivetrainRWDRWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)235, 9235, 9385, 13180, 9180, 9
Tire (rear if not all the same)235/40-18235/35-19235/35-19235/45-17235/40-18
Total Price$100,765$111,765$148,855$53,595$63,545
Adjustments for Features0-500-3,225-2,270-1,020
Feature-Adjusted Total Price$100,765$111,265$145,630$51,325$62,525
Cost Above Minimum$0$10,500$44,865$0$11,200

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

Model Year20102010201020072007
Model911911911A4 / S4 / RS4A4 / S4 / RS4
TrimCarreraCarrera STurboA4 3.2 CabrioletS4 Cabriolet
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150$150 $150
6-speed manually-shiftable automatic   $1100 
RWD$0$0   
AWD  $1700$1700$1700
Accessories 
Power rear side windows   $200$200
Remote window/roof operation$15$15$15  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats   $0$0
Knee airbag, driver   $75$75
Knee airbag, passenger   $75$75
Cargo Management 
Rear seat pass-through   $100$100
Ski sack   $50$50
Storage compartment under front seat(s)   $50$50
Climate Control 
Dual-zone climate control   $125$125
Water-repellent front-door glass$15$15$15  
Drivetrain 
Limited-slip rear differential  $300  
Engine / Motor 
Rear-engine configuration$0$0$0  
Exterior 
Bodyside moldings   $75$75
Larger rear spoiler  $200  
Retractable rear spoiler$400$400   
Infotainment 
CD changer, in-dash$325$325$325  
CD changer, remote   $200$200
Off-road navigation system$0$0$0  
Surround sound  $250  
Instruments, Lights, and Mirrors 
Boost gauge  $75  
Compass   $0$0
Power-folding mirrors   $50$50
Turn signals on or near mirrors   $25$25
Seats and Interior Trim 
Center armrest(s), second row   $50$50
Folding second row seats$300$300$300  
Manual height adjuster, driver seat    $50
Manual thigh support length adjuster, driver seat    $50
Power fore-aft adjuster, driver seat$100$100$100$100 
Power height adjuster, driver seat$100$100$100$100 
Power recliner, driver seat$100$100$100$100 
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 tilt adjuster, driver seat$100$100$100$100 
Upholstered instrument panel, leather  $1000  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500  
Ultra-sport suspension (upgrade)    $0
Total Value of Features$2,005$2,505$5,230$4,275$3,025
Value of Feature Adjustments$0$500$3,225$2,270$1,020
Value of Feature Adjustments0-32-71-2,095-940

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

Model Year20102007
Model911A4 / S4 / RS4
Body2dr Convertible2dr Convertible
Wheelbase92.5 in104.3 in
Length175.6 in180.0 in
Width71.2 in70.0 in
Height51.6 in54.8 in
Curb Weight3,264 lb.3,859 lb.
Fuel Capacity16.9 gal.16.6 gal.
Row 1 Headroom38.0 in38.0 in
Row 1 Shoulder Room51.7 in53.0 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in41.3 in
Row 2 Headroom31.5 in36.3 in
Row 2 Shoulder Room0.0 in45.1 in
Row 2 Legroom0.0 in32.4 in
Cargo Volume4.4 ft38.9 ft3

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Option Package Details
Porsche 911 Carrera

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
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested110073%
Total Not Requested40027%

Option Package Details
Porsche 911 Carrera 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
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested110073%
Total Not Requested40027%

Option Package Details
Audi A4 / S4 / RS4 A4 3.2 Cabriolet

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
Total Requested475100%
Total Not Requested00%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Total Requested147597%
Total Not Requested503%

Option Package Details
Audi A4 / S4 / RS4 S4 Cabriolet

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
Total Requested475100%
Total Not Requested00%
Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Total Requested97595%
Total Not Requested505%

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