Audi A8 / S8 Audi A8 / S8 2009 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: $104,525

Audi A8 / S8 S8   
Difference: $2,690

Lowest Total Invoice: $95,763

Porsche 911 Carrera   
Difference: $1,651

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920172017201720172017
ModelA8 / S8911911911911911
TrimS8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Base Price $96,200 $89,400 $103,400 $119,000 $159,200 $188,100
Base Invoice $89,465 $80,460 $93,060 $107,100 $143,280 $169,290
Carbon fiber trim 500 1,990 1,990 960 1,990  
Upholstered instrument panel, leather 4,900 3,490 3,490 3,850    
Heated steering wheel   470 470   0 0
Adaptive sport seats plus   3,825 3,825      
Sunroof   1,990 1,990 1,990   1,990
Power-folding mirrors   320 320 0 320 0
Metallic paint (extra cost)   710 710 710    
Premium Package Plus   3,970 3,970 4,570    
Carbon fiber / leather-wrapped steering wheel       470    
Interior ambient lighting         510 510
Proximity key         1,090 1,090
Wood trim           0
Carbon fiber trim 466 1,692 1,692 816 1,692  
Upholstered instrument panel, leather 4,558 2,967 2,967 3,273    
Heated steering wheel   400 400   0 0
Adaptive sport seats plus   3,251 3,251      
Sunroof   1,692 1,692 1,692   1,692
Power-folding mirrors   272 272 0 272 0
Metallic paint (extra cost)   604 604 604    
Premium Package Plus   3,375 3,375 3,884    
Carbon fiber / leather-wrapped steering wheel       400    
Interior ambient lighting         434 434
Proximity key         927 927
Wood trim           0
Options (change) 5,400 16,765 16,765 12,550 3,910 3,590
Options (change) 5,024 14,253 14,253 10,669 3,325 3,053
Destination 825 1,050 1,050 1,050 1,050 1,050
Gas Tax 2,100 0 0 0 0 0
Total Price $104,525 $107,215 $121,215 $132,600 $164,160 $192,740
Total Invoice $97,414 $95,763 $108,363 $118,819 $147,655 $173,393

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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: Audi A8 / S8 vs. Porsche 911

Lowest Adjusted Price and Invoice: Audi A8 / S8 S8
TrueDelta Adjusted Price Difference: $5,585
TrueDelta Adjusted Invoice Difference: $1,047
Model Year200920172017201720172017
ModelA8 / S8911911911911911
TrimS8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Engine450hp V10370hp H6420hp H6450hp H6540hp H6580hp H6
TransmissionT6M7M7M7S7S7
DrivetrainAWDRWDRWDRWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)200, 12?, 8?, 8?, 8555, 12555, 12
Tire (rear if not all the same)265/35-20235/40-19245/35-20245/35-20245/35-20245/35-20
Total Price$104,525$107,215$121,215$132,600$164,160$192,740
Adjustments for Features-2,8950-400-1,200-5,500-10,700
Feature-Adjusted Total Price$101,630$107,215$120,815$131,400$158,660$182,040
Cost Above Minimum$0$0$13,600$24,185$51,445$74,825
Total Invoice$97,414$95,763$108,363$118,819$147,655$173,393
Adjustments for Features-2,6980-358-1,075-4,947-9,626
Feature-Adjusted Total Invoice$94,716$95,763$108,005$117,744$142,708$163,767
Cost Above Minimum$0$0$12,242$21,981$46,945$68,004

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Features Comparison: Audi A8 / S8 vs. Porsche 911

Model Year200920172017201720172017
ModelA8 / S8911911911911911
TrimS8CarreraCarrera SCarrera GTSTurboTurbo S
Body4dr Sedan2dr Coupe2dr Coupe2dr Coupe2dr Coupe2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100     
7-speed manual $300$300$300  
7-speed automated manual    $1200$1200
AWD$1700   $1700$1700
RWD $0$0$0  
Accessories 
Heated steering wheel $100$100$100$100$100
Power door closers$300     
Power rear side windows$200     
Power trunk closer$350     
Remote app $25$25$25$25$25
Sunshade, rear, power$225     
Sunshades, second row$125     
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0     
Ceramic brake rotors     $4000
Full-size spare tire$225     
Rear side airbags$300     
Secondary collision brake assist $25$25$25$25$25
Torque vectoring, brake-based  $100$100$100$100
Climate Control 
Rear air vents$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     
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     
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     
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
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$200  $200
Boost gauge $75$75$75$75$75
Chronometer   $100$100$100
Fog lights$125     
LED headlights $1000$1000 $1000$1000
Mirror tilt-down in reverse$25     
Performance data recording app   $200  
Performance meter   $150$150$150
Turn signals on or near mirrors$25     
Xenon HID headlights$500  $500  
Seats and Interior Trim 
Aluminum trim   $100  
Carbon fiber / leather-wrapped steering wheel   $150  
Carbon fiber trim$200$200$200$200$200 
Center armrest(s), second row$50     
Cooled or ventilated front seats $300$300   
Folding second row seats w/o opening to trunk $75$75$75$75$75
Leather door panel trim$250$250$250 $250$250
Leather-wrapped steering wheel$150$150$150 $150$150
Memory system, passenger seat$150     
Metal pedals $75$75$75$75$75
Power headrest height adjuster, driver seat$50     
Power headrest height adjuster, passenger seat$50     
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 upper seatback recliner, driver seat$100     
Power upper seatback recliner, passenger seat$100     
Synthetic suede door panel trim   $250  
Synthetic suede inserts in leather seating surfaces   $0  
Wood trim     $300
Suspension, Wheels, and Tires 
Active stabilizer bars     $500
Air suspension, auto-leveling and height adjustable$1000     
Alloy wheels$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$8,375$5,480$5,880$6,680$10,980$16,180
Value of Feature Adjustments$2,895$0$400$1,200$5,500$10,700
Value of Feature Adjustments-2,6980-358-1,075-4,947-9,626

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Specifications Comparison: Audi A8 / S8 vs. Porsche 911

Model Year20092017
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
Porsche 911 Carrera

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
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
Total Requested130076%
Total Not Requested40024%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Auto-dimming headlights200No
Proximity key250Yes
Interior ambient lighting150Yes
LED headlights500No
Heated front seats200Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Cornering lights50Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
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
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested235070%
Total Not Requested100030%

Option Package Details
Porsche 911 Carrera S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
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
Total Requested130076%
Total Not Requested40024%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Auto-dimming headlights200No
Proximity key250Yes
Interior ambient lighting150Yes
LED headlights500No
Heated front seats200Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Cornering lights50Yes
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
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
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested235070%
Total Not Requested100030%

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 wheel100No
Total Requested12556%
Total Not Requested10044%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
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
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
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
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 wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%

Option Package Details
Porsche 911 Turbo S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%

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