Audi A8 / S8 Audi A8 / S8 2008 Porsche 911 Porsche 911 2017

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Audi A8 / S8 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 A8 / S8 vs. Porsche 911 Invoice Comparison

Lowest Total Price: $81,440

Audi A8 / S8 A8   
Difference: $22,140

Lowest Total Invoice: $75,775

Audi A8 / S8 A8   
Difference: $16,899

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820172017201720172017
ModelA8 / S8A8 / S8911911911911911
TrimA8S8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Base Price $70,690 $93,300 $89,400 $103,400 $119,000 $159,200 $188,100
Base Invoice $65,741 $86,771 $80,460 $93,060 $107,100 $143,280 $169,290
Premium Package 3,275 2,800 2,940 2,940      
Synthetic suede headliner 1,500            
Satellite radio 550 550          
Leather door panel trim 750            
Heated steering wheel 300 300 470 470   0 0
Cooled or ventilated front seats 1,500   840 840 615 840 840
Adaptive cruise control 2,100 2,100          
Adaptive cruise control, all-speed     2,490 2,490 2,490 2,490 2,490
Sunroof     1,990 1,990 1,990   1,990
Wood trim     1,770 1,770   1,990 0
Power-folding mirrors     320 320 0 320 0
Proximity key     1,090 1,090   1,090 1,090
Interior ambient lighting     510 510   510 510
Metallic paint (extra cost)     710 710 710    
Carbon fiber / leather-wrapped steering wheel         470    
Premium Package Plus         4,570    
Premium Package 3,045 2,605 2,499 2,499      
Synthetic suede headliner 1,396            
Satellite radio 490 501          
Leather door panel trim 698            
Heated steering wheel 281 281 400 400   0 0
Cooled or ventilated front seats 1,396   714 714 523 714 714
Adaptive cruise control 1,953 1,953          
Adaptive cruise control, all-speed     2,117 2,117 2,117 2,117 2,117
Sunroof     1,692 1,692 1,692   1,692
Wood trim     1,505 1,505   1,692 0
Power-folding mirrors     272 272 0 272 0
Proximity key     927 927   927 927
Interior ambient lighting     434 434   434 434
Metallic paint (extra cost)     604 604 604    
Carbon fiber / leather-wrapped steering wheel         400    
Premium Package Plus         3,884    
Options (change) 9,975 5,750 13,130 13,130 10,845 7,240 6,920
Options (change) 9,259 5,340 11,164 11,164 9,220 6,156 5,884
Destination 775 775 1,050 1,050 1,050 1,050 1,050
Gas Tax 0 2,100 0 0 0 0 0
Total Price $81,440 $101,925 $103,580 $117,580 $130,895 $167,490 $196,070
Total Invoice $75,775 $94,986 $92,674 $105,274 $117,370 $150,486 $176,224

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TrueDelta Value Comparison: Audi A8 / S8 vs. Porsche 911

Lowest Adjusted Price and Invoice: Audi A8 / S8 A8
TrueDelta Adjusted Price Difference: $25,985
TrueDelta Adjusted Invoice Difference: $20,477
Model Year2008200820172017201720172017
ModelA8 / S8A8 / S8911911911911911
TrimA8S8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Engine350hp V8450hp V10370hp H6420hp H6450hp H6540hp H6580hp H6
TransmissionT6T6M7M7M7S7S7
DrivetrainAWDAWDRWDRWDRWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)200, 12200, 12?, 8?, 8?, 8555, 12555, 12
Tire (rear if not all the same)255/45-18265/35-20235/40-19245/35-20245/35-20245/35-20245/35-20
Total Price$81,440$101,925$103,580$117,580$130,895$167,490$196,070
Adjustments for Features-3,845-3,3450-400-2,300-7,900-13,000
Feature-Adjusted Total Price$77,595$98,580$103,580$117,180$128,595$159,590$183,070
Cost Above Minimum$0$20,985$0$13,600$25,015$56,010$79,490
Total Invoice$75,775$94,986$92,674$105,274$117,370$150,486$176,224
Adjustments for Features-3,578-3,1170-358-2,062-7,098-11,684
Feature-Adjusted Total Invoice$72,197$91,869$92,674$104,916$115,308$143,388$164,540
Cost Above Minimum$0$19,672$0$12,242$22,634$50,714$71,866

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Features Comparison: Audi A8 / S8 vs. Porsche 911

Model Year2008200820172017201720172017
ModelA8 / S8A8 / S8911911911911911
TrimA8S8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100     
7-speed manual  $300$300$300  
7-speed automated manual     $1200$1200
AWD$1700$1700   $1700$1700
RWD  $0$0$0  
Accessories 
Adaptive cruise control$600$600     
Adaptive cruise control, all-speed  $850$850$850$850$850
Power rear side windows$200$200     
Power trunk closer$350$350     
Remote app  $25$25$25$25$25
Sunshade, rear, power$225$225     
Sunshades, second row$125$125     
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0     
Automatic braking, high-speed or partial  $200$200$200$200$200
Ceramic brake rotors      $4000
Forward collision warning  $200$200$200$200$200
Full-size spare tire$225$225     
Radar- or camera-based collision preparation system  $0$0$0$0$0
Rear side airbags$300$300     
Secondary collision brake assist  $25$25$25$25$25
Torque vectoring, brake-based   $100$100$100$100
Climate Control 
Rear air vents$100$100     
Water-repellent front-door glass  $15$15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)    $500$500$500
Limited-slip rear differential   $300$300$300$300
Engine / Motor 
Automatic start / stop  $150$150$150$150$150
Dual-mode exhaust, switchable    $500  
Rear-engine configuration  $0$0$0$0$0
Regenerative braking  $0$0$0$0$0
Exterior 
Active front spoiler     $500$500
Active grille shutters  $0$0$0$0$0
Active rear spoiler  $300$300$300$300$300
Black exterior trim (optional)    $0  
Body kit (gray/black)    $0$0$0
Bodyside moldings$75$75     
Painted brake calipers (optional)   $0$0$0$0
Retractable rear spoiler  $400$400$400  
Tall rear wing-type spoiler     $500$500
Infotainment 
4G LTE connectivity  $0$0$0$0$0
App support  $0$0$0$0$0
Apple CarPlay support  $100$100$100$100$100
Aux input  $50$50$50$50$50
Bluetooth audio streaming  $25$25$25$25$25
CD changer, remote$200$200     
CD player  $125$125$125$125$125
DVD-Audio-compatible player  $0$0$0$0$0
Handwriting recognition  $200$200$200$200$200
HD radio  $50$50$50$50$50
In-vehicle Internet  $150$150$150$150$150
iPod integration$100$100     
Media drive  $15$15$15$15$15
MP3-compatible player  $50$50$50$50$50
Navigation map updates, three years  $0$0$0$0$0
Off-road navigation system  $0$0$0$0$0
SD Card slot  $25$25$25$25$25
Surround sound$250$250   $250$250
Telematics service, such as OnStar  $200$200$200$200$200
Traffic information  $25$25$25$25$25
USB port  $25$25$25$25$25
Wi-Fi hotspot  $50$50$50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming headlights      $200
Boost gauge  $75$75$75$75$75
Chronometer    $100$100$100
Fog lights$125$125     
LED headlights     $1000$1000
Mirror tilt-down in reverse$25$25     
Performance data recording app    $200  
Performance meter    $150$150$150
Turn signals on or near mirrors$25$25     
Xenon HID headlights$500$500$500$500$500  
Seats and Interior Trim 
Aluminum trim    $100  
Carbon fiber / leather-wrapped steering wheel    $150  
Center armrest(s), second row$50$50     
Cooled or ventilated front seats$300 $300$300$300$300$300
Folding second row seats w/o opening to trunk  $75$75$75$75$75
Heated second row seats$200$200     
Leather door panel trim$250$250$250$250 $250$250
Leather-wrapped steering wheel$150$150$150$150 $150$150
Massage, driver seat$100      
Massage, passenger seat$100      
Memory system, passenger seat$150$150     
Metal pedals  $75$75$75$75$75
Power headrest height adjuster, driver seat$50$50     
Power headrest height adjuster, passenger seat$50$50     
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 upper seatback recliner, driver seat$100$100     
Power upper seatback recliner, passenger seat$100$100     
Synthetic suede door panel trim    $250  
Upholstered instrument panel, leather     $1000$1000
Wood trim$300$300$300$300 $300$300
Suspension, Wheels, and Tires 
Active stabilizer bars      $500
Air suspension, auto-leveling and height adjustable$1000$1000     
Alloy wheels$350$350$350$350$350 $350
Electronic systems calibration selector    $200$200$200
Polished alloy wheels     $350 
Rear wheel steering     $1500$1500
Sport suspension (upgrade) $0     
Transmission 
Downshift rev matching    $50  
Steering-wheel-mounted transmission controls     $100$100
Total Value of Features$9,475$8,975$5,630$6,030$7,930$13,530$18,630
Value of Feature Adjustments$3,845$3,345$0$400$2,300$7,900$13,000
Value of Feature Adjustments-3,578-3,1170-358-2,062-7,098-11,684

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Specifications Comparison: Audi A8 / S8 vs. Porsche 911

Model Year20082017
ModelA8 / S8911
Body4dr Sedan2dr Coupe
Wheelbase115.9 in96.5 in
Length199.3 in177.1 in
Width74.6 in71.2 in
Height56.9 in50.9 in
Curb Weight4,289 lb.3,154 lb.
Fuel Capacity23.8 gal.16.9 gal.
Row 1 Headroom37.3 in0.0 in
Row 1 Shoulder Room59.1 in0.0 in
Row 1 Legroom41.4 in0.0 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room57.5 in0.0 in
Row 2 Legroom37.6 in0.0 in
Cargo Volume,
Minimum
14.6 ft35.1 ft3
Cargo Volume,
Maximum
14.614.3 ft3

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Option Package Details
Audi A8 / S8 A8

Premium Package
FeatureValueRequested?
Sunshades, second row125No
Sunshade, rear, power225No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid300No
Proximity key250Yes
Total Requested85057%
Total Not Requested65043%

Option Package Details
Audi A8 / S8 S8

Premium Package
FeatureValueRequested?
Sunshades, second row125No
Sunshade, rear, power225No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid300No
Proximity key250Yes
Total Requested85057%
Total Not Requested65043%

Option Package Details
Porsche 911 Carrera

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100Yes
Audio controls on steering wheel125Yes
Total Requested225100%
Total Not Requested00%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Cornering lights50Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested1950100%
Total Not Requested00%

Option Package Details
Porsche 911 Carrera S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100Yes
Audio controls on steering wheel125Yes
Total Requested225100%
Total Not Requested00%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Cornering lights50Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested1950100%
Total Not Requested00%

Option Package Details
Porsche 911 Carrera GTS

Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Heated steering wheel100Yes
Total Requested225100%
Total Not Requested00%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Premium Package Plus
FeatureValueRequested?
Proximity key250Yes
Interior ambient lighting150Yes
Heated front seats200Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested210084%
Total Not Requested40016%

Option Package Details
Porsche 911 Turbo

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100Yes
Audio controls on steering wheel125Yes
Total Requested225100%
Total Not Requested00%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%

Option Package Details
Porsche 911 Turbo S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100Yes
Audio controls on steering wheel125Yes
Total Requested225100%
Total Not Requested00%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%

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