Audi A8 / S8 Audi A8 / S8 2009 Cadillac XTS Cadillac XTS 2017

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Audi A8 / S8 vs. Cadillac XTS 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. Cadillac XTS Invoice Comparison

Lowest Total Price: $74,885

Cadillac XTS V-Sport Platinum   
Difference: $34,090

Lowest Total Invoice: $71,120

Cadillac XTS V-Sport Platinum   
Difference: $30,432

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092017
ModelA8 / S8XTS
TrimS8V-Sport Platinum
Body4dr Sedan4dr Sedan
Base Price $96,200 $72,695
Base Invoice $89,465 $69,060
Cold Weather Package 850  
Technology Package 3,500  
Rear air vents with automatic controls 600  
Upholstered instrument panel, leather 4,900  
CD player, remote   250
Temporary spare tire   350
Metallic paint (extra cost)   595
Cold Weather Package 791  
Technology Package 3,256  
Rear air vents with automatic controls 557  
Upholstered instrument panel, leather 4,558  
CD player, remote   223
Temporary spare tire   312
Metallic paint (extra cost)   530
Options (change) 9,850 1,195
Options (change) 9,162 1,065
Destination 825 995
Gas Tax 2,100 0
Total Price $108,975 $74,885
Total Invoice $101,552 $71,120

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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. Cadillac XTS

Lowest Adjusted Price and Invoice: Cadillac XTS V-Sport Platinum
TrueDelta Adjusted Price Difference: $37,130
TrueDelta Adjusted Invoice Difference: $33,319
Model Year20092017
ModelA8 / S8XTS
TrimS8V-Sport Platinum
Body4dr Sedan4dr Sedan
Engine450hp V10410hp V6
TransmissionT6T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)13/19 MPG16/23 MPG
Audio (watts, speakers)200, 12?, 14
Tire (rear if not all the same)265/35-20245/40-20
Total Price$108,975$74,885
Adjustments for Features0-3,040
Feature-Adjusted Total Price$108,975$71,845
Total Invoice$101,552$71,120
Adjustments for Features0-2,887
Feature-Adjusted Total Invoice$101,552$68,233

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Features Comparison: Audi A8 / S8 vs. Cadillac XTS

Model Year20092017
ModelA8 / S8XTS
TrimS8V-Sport Platinum
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
AWD$1700$1700
Accessories 
AC power outlet $100
Active noise reduction $0
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Power door closers$300 
Power trunk closer$350 
Remote app $25
Remote start $150
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Around view cameras $500
Automatic braking, high-speed or partial $200
Automatic braking, low-speed $200
Backup collision intervention $150
Cross-traffic warning, rear $100
Forward collision warning $200
Full-size spare tire$225 
Radar- or camera-based collision preparation system $0
Rearview camera$200 
Rollover sensor $50
Safety key $5
Temporary spare tire $150
Vehicle health reports $0
Cargo Management 
Cargo net $40
Ski sack$50 
Climate Control 
Heated windshield washer nozzles$15 
Rear dual-zone climate control$125 
Residual heat$50 
Drivetrain 
Limited-slip rear differential $300
Exterior 
Bodyside moldings$75 
Laminated front side windows $200
Panoramic sunroof $1200
Sunroof$900 
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support $0
Apple CarPlay support $100
Aux input $50
Bluetooth audio streaming $25
CD changer, remote$200 
CD player, remote $100
HD radio $50
iPod integration$100 
MP3-compatible player $50
Rear seat audio controls $25
SMS text-to-speech reader $25
Telematics service, such as OnStar, with navigation $225
Traffic information $25
USB port $25
Voice control for external devices $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Approach detection $25
Auto-dimming headlights $200
Boost gauge $75
Compass $0
Fog light, rear$100 
Fog lights$125 
Head-up display (HUD) $350
Headlight washers$50 
Large color reconfigurable instrument cluster display $250
Mirror tilt-down in reverse$25 
Seats and Interior Trim 
Cooled or ventilated front seats $300
Door sill trim plates$100 
Folding second row seats $300
Illuminated door sill trim plates $200
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Massage, driver seat $100
Massage, passenger seat $100
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Wood trim$300 
Wood trim, alternative type $300
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Alloy wheels$350 
Electronic systems calibration selector $200
Polished alloy wheels $350
Rear air springs, auto-leveling $350
Sport suspension (upgrade)$0 
Total Value of Features$8,505$11,545
Value of Feature Adjustments$0$3,040
Value of Feature Adjustments0-2,887

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Specifications Comparison: Audi A8 / S8 vs. Cadillac XTS

Model Year20092017
ModelA8 / S8XTS
Body4dr Sedan4dr Sedan
Wheelbase115.9 in111.7 in
Length199.3 in202.0 in
Width74.6 in72.9 in
Height56.9 in59.5 in
Curb Weight4,586 lb.4,364 lb.
Fuel Capacity23.8 gal.19.0 gal.
Row 1 Headroom37.3 in39.0 in
Row 1 Shoulder Room59.1 in57.9 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.4 in42.1 in
Row 2 Headroom38.0 in37.8 in
Row 2 Shoulder Room57.5 in56.3 in
Row 2 Hip Room0.0 in54.3 in
Row 2 Legroom37.6 in40.0 in
Cargo Volume14.6 ft318.0 ft3

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Option Package Details
Audi A8 / S8 S8

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50No
Steering-wheel-mounted transmission controls100Yes
Total Requested50091%
Total Not Requested509%
Technology Package
FeatureValueRequested?
Adaptive cruise control450Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Total Requested850100%
Total Not Requested00%

Option Package Details
Cadillac XTS V-Sport Platinum

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50No
Total Requested10067%
Total Not Requested5033%

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