Audi A6 / S6 Audi A6 / S6 2015 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: $72,185

Cadillac XTS Vsport Platinum   
Difference: $15,220

Lowest Total Invoice: $67,481

Cadillac XTS Vsport Platinum   
Difference: $13,876

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015
ModelA6 / S6XTS
TrimS6 4.0 TFSIVsport Platinum
Body4dr Sedan4dr Sedan
Base Price $75,500 $69,785
Base Invoice $70,217 $65,249
Driver Assistance Package 2,800  
Cold Weather Package 500  
Comfort Seating Package 2,000  
Warm Weather Package 500  
Metallic paint (extra cost) 550 495
Rear side airbags 350  
Cargo mat 185 120
All-weather floor mats 195 140
Wood trim, alternative type 900  
Synthetic suede headliner 3,000  
CD player, remote   300
Temporary spare tire   350
Driver Assistance Package 2,604  
Cold Weather Package 467  
Comfort Seating Package 1,860  
Warm Weather Package 467  
Metallic paint (extra cost) 511 436
Rear side airbags 325  
Cargo mat 172 106
All-weather floor mats 181 123
Wood trim, alternative type 838  
Synthetic suede headliner 2,790  
CD player, remote   264
Temporary spare tire   308
Options (change) 10,980 1,405
Options (change) 10,215 1,237
Destination 925 995
Total Price $87,405 $72,185
Total Invoice $81,357 $67,481

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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 and Invoice: Cadillac XTS Vsport Platinum
TrueDelta Adjusted Price Difference: $14,065
TrueDelta Adjusted Invoice Difference: $12,801
Model Year20152015
ModelA6 / S6XTS
TrimS6 4.0 TFSIVsport Platinum
Body4dr Sedan4dr Sedan
Engine420hp V8410hp V6
TransmissionS7T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)17/27 MPG16/24 MPG
Audio (watts, speakers)630, 14?, 14
Tire (rear if not all the same)255/40-19245/40-20
Total Price$87,405$72,185
Adjustments for Features-1,1550
Feature-Adjusted Total Price$86,250$72,185
Total Invoice$81,357$67,481
Adjustments for Features-1,0750
Feature-Adjusted Total Invoice$80,282$67,481

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Features Comparison: Audi A6 / S6 vs. Cadillac XTS

Model Year20152015
ModelA6 / S6XTS
TrimS6 4.0 TFSIVsport Platinum
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
AC power outlet $100
Active noise reduction $0
Remote app $25
Remote start $150
Brakes, Airbags, and Other Safety 
Around view cameras$500 
Automatic braking, high-speed or partial $200
Backup collision intervention $150
Collision preparation system, rear$100 
Cross-traffic warning, rear $100
Lane departure prevention$150 
Rearview camera $200
Vehicle health reports $0
Wide-view front camera$150 
Wide-view rear camera$0 
Climate Control 
Heated windshield washer nozzles$15 
Rear dual-zone climate control$125 
Residual heat$50 
Drivetrain 
Active rear differential$500 
Limited-slip rear differential $300
Engine / Motor 
Dual-mode exhaust, switchable$500 
Regenerative braking$0 
Exterior 
Body kit$0 
Laminated front side windows $200
Panoramic sunroof $1200
Sunroof$900 
Infotainment 
4G LTE connectivity $0
App support $0
CD player$125 
CD player, remote $100
DVD-compatible player$0 
Handwriting recognition$200 
In-vehicle Internet$150 
iPod integration$100 
Media drive$15 
Rear seat audio controls $25
SD Card slot $25
Telematics service, such as OnStar, with navigation $225
Traffic + travel information$25 
Traffic information $25
USB port $25
Voice control for external devices $0
Instruments, Lights, and Mirrors 
Approach detection $25
Auto-dimming headlights $200
Boost gauge $75
Fog light, rear$100 
Large color reconfigurable instrument cluster display $250
LED headlights$1000 
Mirror tilt-down in reverse$25 
Steering-linked headlights $150
Xenon HID headlights $500
Seats and Interior Trim 
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 
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
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Alloy wheels$350 
Polished alloy wheels $350
Rear air springs, auto-leveling $350
Sport suspension (upgrade)$0 
Total Value of Features$10,005$8,850
Value of Feature Adjustments$1,155$0
Value of Feature Adjustments-1,0750

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Specifications Comparison: Audi A6 / S6 vs. Cadillac XTS

Model Year20152015
ModelA6 / S6XTS
Body4dr Sedan4dr Sedan
Wheelbase114.7 in111.7 in
Length193.9 in202.0 in
Width73.8 in72.9 in
Height57.8 in59.5 in
Curb Weight4,398 lb.4,364 lb.
Fuel Capacity19.8 gal.19.0 gal.
Row 1 Headroom37.2 in39.0 in
Row 1 Shoulder Room57.5 in57.9 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.8 in37.8 in
Row 2 Shoulder Room56.3 in56.3 in
Row 2 Hip Room0.0 in54.3 in
Row 2 Legroom37.4 in40.0 in
Cargo Volume14.1 ft318.0 ft3

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Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Lane departure prevention system150No
Around view cameras300No
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Wide-view front camera150No
Wide-view rear camera0No
Total Requested130068%
Total Not Requested60032%
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 adjuster, driver seat100No
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh support 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%
Warm Weather Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Total Requested350100%
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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