Audi A6 / S6 Audi A6 / S6 2020 Cadillac XTS Cadillac XTS 2015

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Audi A6 / S6 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 A6 / S6 vs. Cadillac XTS Invoice Comparison

Lowest Total Price: $64,415

Cadillac XTS Platinum   
Difference: $20,895

Calculate Payments

  Down Payment Interest Rate Term
Model Year202020152015
ModelA6 / S6XTSXTS
TrimS6PlatinumVsport Platinum
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $73,900 $62,015 $69,785
Cold Weather Package 500    
Comfort Seating Package 1,850    
Driver Assistance Package 2,000    
Sunshade, rear, power 500    
Metallic paint (extra cost) 575 495 495
Rear side airbags 350    
Cargo mat 190 120 120
All-weather floor mats 200 140 140
Wood trim, alternative type 1,250    
Synthetic suede headliner 3,000    
CD player, remote   300 300
Temporary spare tire   350 350
Cold Weather Package 467    
Comfort Seating Package 1,722    
Driver Assistance Package 1,860    
Sunshade, rear, power 466    
Metallic paint (extra cost) 536 436 436
Rear side airbags 325    
Cargo mat 178 106 106
All-weather floor mats 186 123 123
Wood trim, alternative type 1,164    
Synthetic suede headliner 2,790    
CD player, remote   264 264
Temporary spare tire   308 308
Options (change) 10,415 1,405 1,405
Options (change) 9,694 1,237 1,237
Destination 995 995 995
Total Price $85,310 $64,415 $72,185

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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 A6 / S6 vs. Cadillac XTS

Lowest Adjusted Price: Cadillac XTS Platinum
Lowest Adjusted Invoice: Audi A6 / S6 S6
TrueDelta Adjusted Price Difference: $19,540
TrueDelta Adjusted Invoice Difference: $49,697
Model Year202020152015
ModelA6 / S6XTSXTS
TrimS6PlatinumVsport Platinum
Body4dr Sedan4dr Sedan4dr Sedan
Engine444hp V6 H304hp V6410hp V6
TransmissionT8T6T6
DrivetrainAWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14?, 14?, 14
Tire (rear if not all the same)255/40-20245/40-20245/40-20
Total Price$85,310$64,415$72,185
Adjustments for Features-1,3550-1,175
Feature-Adjusted Total Price$83,955$64,415$71,010
Cost Above Minimum$0$0$6,595

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Features Comparison: Audi A6 / S6 vs. Cadillac XTS

Model Year202020152015
ModelA6 / S6XTSXTS
TrimS6PlatinumVsport Platinum
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
6-speed manually-shiftable automatic $1100$1100
AWD$1700 $1700
FWD $0 
Accessories 
AC power outlet $100$100
Active noise reduction $0$0
Remote app $25$25
Remote start $150$150
Semi-automated parking system $500 
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial $200$200
Backup collision intervention $150$150
Collision preparation system, rear$100  
Cross-traffic warning, rear $100$100
Lane departure prevention, steering-based$200  
Lane keeping assist $400 
Secondary collision brake assist$25  
Vehicle health reports $0$0
Climate Control 
Heated windshield washer nozzles$15  
Rear dual-zone climate control$125  
Residual heat$50  
Drivetrain 
Limited-slip rear differential  $300
Engine / Motor 
Automatic start / stop$150  
Dual-mode exhaust, switchable$500  
Regenerative braking$0  
Exterior 
Panoramic sunroof $1200$1200
Sunroof$900  
Infotainment 
Android Auto support$100  
App support $0$0
Apple CarPlay support$100  
CD player$125  
CD player, remote $100$100
DVD-compatible player$0  
Handwriting recognition$200  
In-vehicle Internet$150  
Media drive$15  
Rear seat audio controls $25$25
Telematics service, such as OnStar, with navigation $225$225
Traffic + travel information$25  
Traffic information $25$25
Voice control for external devices $0$0
Instruments, Lights, and Mirrors 
Approach detection $25$25
Boost gauge  $75
Cornering lights $50$50
Fog light, rear$100  
Head-up display (HUD) $350$350
Large color reconfigurable instrument cluster display $250$250
LED headlights$1000  
Mirror tilt-down in reverse$25  
Steering-linked headlights $150$150
Xenon HID headlights $500$500
Seats and Interior Trim 
Leather-wrapped steering wheel$150  
Manual thigh support length adjuster, driver seat $50$50
Manual thigh support length adjuster, passenger seat $50$50
Massage, driver seat$100  
Massage, passenger seat$100  
Metal pedals$75  
Power seatback bolsters, driver seat$100  
Power seatback bolsters, passenger seat$100  
Power thigh bolsters, driver seat$100  
Power thigh bolsters, passenger seat$100  
Power thigh support length adjuster, driver seat$100  
Power thigh support length adjuster, passenger seat$100  
Upholstered instrument panel, leather $1000$1000
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500
Air suspension, auto-leveling and height adjustable$1000  
Alloy wheels$350  
Polished alloy wheels $350$350
Rear air springs, auto-leveling $350$350
Sport suspension (upgrade)$0  
Total Value of Features$9,280$7,925$9,100
Value of Feature Adjustments$1,355$0$1,175
Value of Feature Adjustments-1700-1,098

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Specifications Comparison: Audi A6 / S6 vs. Cadillac XTS

Model Year20202015
ModelA6 / S6XTS
Body4dr Sedan4dr Sedan
Wheelbase115.1 in111.7 in
Length194.4 in202.0 in
Width74.3 in72.9 in
Height57.4 in59.5 in
Curb Weight4,102 lb.4,007 lb.
Fuel Capacity19.3 gal.19.0 gal.
Row 1 Headroom38.0 in39.0 in
Row 1 Shoulder Room57.8 in57.9 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom38.1 in37.8 in
Row 2 Shoulder Room56.5 in56.3 in
Row 2 Hip Room0.0 in54.3 in
Row 2 Legroom37.4 in40.0 in
Cargo Volume13.7 ft318.0 ft3

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Option Package Details
Audi A6 / S6 S6

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
Comfort Seating Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh support length adjuster, driver seat100No
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh support length adjuster, passenger seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Memory system, passenger seat150Yes
Massage, driver seat100No
Massage, passenger seat100No
Total Requested45036%
Total Not Requested80064%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200Yes
Total Requested1700100%
Total Not Requested00%

Option Package Details
Cadillac XTS Platinum

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%

Option Package Details
Cadillac XTS Vsport Platinum

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%

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