Audi A8 / S8 Audi A8 / S8 2008 BMW X4 BMW X4 2017

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Audi A8 / S8 vs. BMW X4 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. BMW X4 Invoice Comparison

Lowest Total Price: $66,395

BMW X4 M40i   
Difference: $17,295

Lowest Total Invoice: $62,435

BMW X4 M40i   
Difference: $15,430

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082017
ModelA8 / S8A8 / S8X4
TrimA8 LA8 L W12M40i
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Base Price $74,690 $120,100 $58,100
Base Invoice $69,461 $111,693 $54,715
Premium Package 3,275    
Driver Assistance Package 1,400 1,400  
Heated steering wheel 300 200  
Adaptive cruise control 2,100 2,100  
Satellite radio 550    
Rear air vents with automatic controls 600    
Cold Weather Package     950
Driver Assistance Plus     2,100
Navigation system     1,950
Metallic paint (extra cost)     700
Rearview camera     400
Adaptive cruise control, all-speed     1,200
Premium Package 3,045    
Driver Assistance Package 1,303 1,303  
Heated steering wheel 281 185  
Adaptive cruise control 1,953 1,953  
Satellite radio 490    
Rear air vents with automatic controls 557    
Cold Weather Package     875
Driver Assistance Plus     1,935
Navigation system     1,795
Metallic paint (extra cost)     645
Rearview camera     370
Adaptive cruise control, all-speed     1,105
Options (change) 8,225 3,700 7,300
Options (change) 7,629 3,441 6,725
Destination 775 775 995
Gas Tax 0 1,700 0
Total Price $83,690 $126,275 $66,395
Total Invoice $77,865 $117,609 $62,435

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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. BMW X4

Lowest Adjusted Price and Invoice: BMW X4 M40i
TrueDelta Adjusted Price Difference: $19,425
TrueDelta Adjusted Invoice Difference: $17,433
Model Year200820082017
ModelA8 / S8A8 / S8X4
TrimA8 LA8 L W12M40i
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Engine350hp V8450hp W12355hp I6
TransmissionT6T6T8
DrivetrainAWDAWDAWD
EPA Fuel Economy (city/highway)13/19 MPG13/19 MPG19/26 MPG
Audio (watts, speakers)200, 12200, 12600, 16
Tire (rear if not all the same)255/45-18255/40-19245/45-19
Total Price$83,690$126,275$66,395
Adjustments for Features0-3,925-2,130
Feature-Adjusted Total Price$83,690$122,350$64,265
Cost Above Minimum$0$38,660$0
Total Invoice$77,865$117,609$62,435
Adjustments for Features0-3,656-2,003
Feature-Adjusted Total Invoice$77,865$113,953$60,432
Cost Above Minimum$0$36,088$0

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Features Comparison: Audi A8 / S8 vs. BMW X4

Model Year200820082017
ModelA8 / S8A8 / S8X4
TrimA8 LA8 L W12M40i
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100 
8-speed manually-shiftable automatic  $1300
AWD$1700$1700$1700
Accessories 
Adaptive cruise control$600$600 
Adaptive cruise control, all-speed  $850
Hands-free trunk or liftgate  $100
Power door closers $300 
Power liftgate  $350
Power trunk closer$350$350 
Remote app  $25
Sunshade, rear, power$225$225 
Sunshades, second row$125$125 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
Around view cameras  $500
Automatic braking, high-speed or partial  $200
Automatic braking, low-speed  $200
Driver drowsiness monitor  $150
Forward collision warning  $200
Full-size spare tire$225$225 
Hill descent control  $250
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Pedestrian detection  $50
Radar- or camera-based collision preparation system  $0
Rear side airbags$300$300 
Rearview camera$200$200 
Tires, run-flat  $150
Torque vectoring, brake-based  $100
Wide-view front camera  $150
Cargo Management 
Cargo area rails w/tie downs  $50
Cargo cover  $75
Cargo mat  $40
Rear seat pass-through $100 
Roof rails  $250
Second-row high console $250 
Ski sack $50 
Trailering equipment (4 wire)  $125
Climate Control 
Rear air vents with automatic controls$250$250 
Rear air vents with manual controls  $150
Rear dual-zone climate control$125$125 
Residual heat$50$50 
Engine / Motor 
Automatic start / stop  $150
Regenerative braking  $0
Exterior 
Black exterior trim (optional)  $0
Bodyside cladding  $350
Bodyside moldings$75$75 
Bright-finished exhaust tip(s)$25$25 
Deep-tinted rear windows  $275
Laminated front side windows $200 
Rear spoiler  $200
Sport rocker panels (optional)  $0
Wheel-lip moldings  $75
Infotainment 
4G LTE connectivity  $0
App support  $0
Aux input  $50
Bluetooth audio streaming  $25
CD changer, remote$200$200 
CD player  $125
DVD-compatible player  $0
Entertainment system, console-mounted $1000 
Handwriting recognition  $200
HD radio  $50
In-vehicle Internet  $150
iPod integration$100$100 
Media drive  $15
MP3-compatible player  $50
Navigation map updates, three years  $0
S Voice support  $0
Satellite radio$200$200 
Satellite radio - one year subscription  $250
Siri Eyes Free support  $0
SMS text-to-speech reader  $25
Telematics service, such as OnStar  $200
Traffic + travel information  $25
USB port  $25
Voice control for external devices  $0
Voice recorder  $0
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75 
Cornering lights$50$50 
Fog light, rear$100$100 
Illuminated vanity mirrors, rear seat$100$100 
Seats and Interior Trim 
Aluminum trim  $100
Cooled or ventilated front seats $300 
Folding second row seats  $300
Leather door panel trim $250 
Manual thigh support length adjuster, driver seat  $50
Manual thigh support length adjuster, passenger seat  $50
Massage, driver seat $100 
Massage, passenger seat $100 
Memory system, passenger seat$150$150 
Power 4-way lumbar adjuster, second row seats $225 
Power headrest height adjuster, driver seat$50$50 
Power headrest height adjuster, passenger seat$50$50 
Power recliner, second row seats $150 
Power seatback bolsters, driver seat  $100
Power seatback bolsters, passenger seat  $100
Power thigh support length adjuster, driver seat$100$100 
Power thigh support length adjuster, passenger seat$100$100 
Power tilt adjuster, second row seats $150 
Power upper seatback recliner, driver seat$100$100 
Power upper seatback recliner, passenger seat$100$100 
Synthetic suede headliner $650 
Wood trim$300$300 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000$1000 
Electronic systems calibration selector  $200
Performance steering system (optional)  $0
Sport suspension (upgrade)  $0
Transmission 
Launch control  $100
Steering-wheel-mounted transmission controls $100$100
Total Value of Features$8,625$12,550$10,555
Value of Feature Adjustments$0$3,925$2,130
Value of Feature Adjustments0-3,656-2,003

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Specifications Comparison: Audi A8 / S8 vs. BMW X4

Model Year20082017
ModelA8 / S8X4
Body4dr Sedan, ext.4dr SUV
Wheelbase121.0 in110.6 in
Length204.4 in184.3 in
Width74.6 in74.1 in
Height57.3 in63.9 in
Curb Weight4,697 lb.4,235 lb.
Fuel Capacity23.8 gal.17.7 gal.
Row 1 Headroom37.4 in40.0 in
Row 1 Shoulder Room59.1 in57.2 in
Row 1 Legroom41.3 in40.4 in
Row 2 Headroom38.3 in37.4 in
Row 2 Shoulder Room57.5 in56.0 in
Row 2 Legroom42.3 in34.8 in
Cargo Volume,
Minimum
14.6 ft317.7 ft3
Cargo Volume,
Maximum
14.649.4 ft3

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Option Package Details
Audi A8 / S8 A8 L

Premium Package
FeatureValueRequested?
Illuminated vanity mirrors, rear seat100No
Sunshade, rear, power225No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Power decklid300Yes
Proximity key250Yes
Total Requested115078%
Total Not Requested32522%
Driver Assistance Package
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
Audi A8 / S8 A8 L W12

Driver Assistance Package
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
BMW X4 M40i

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested20015%
Total Not Requested110085%
Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Heated second row seats200Yes
Heated steering wheel100Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Driver Assistance Plus
FeatureValueRequested?
Blind spot warning system200Yes
Around view cameras500No
Driver drowsiness monitor150No
Wide-view front camera150No
Lane departure warning system200Yes
Automatic braking, low-speed200No
Forward collision warning200No
Speed limit information0No
Pedestrian detection50No
Total Requested40024%
Total Not Requested125076%
Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100Yes
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Navigation system600Yes
Traffic + travel information25No
App support0No
Remote app25No
Total Requested70063%
Total Not Requested41537%

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