Audi R8 Audi R8 2015 Cadillac CT6 Cadillac CT6 2018

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Audi R8 vs. Cadillac CT6 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 R8 vs. Cadillac CT6 Invoice Comparison

Lowest Total Price: $85,845

Cadillac CT6 Platinum   
Difference: $45,855

Lowest Total Invoice: $81,569

Cadillac CT6 Platinum   
Difference: $41,210

Calculate Payments

  Down Payment Interest Rate Term
Model Year201520152018
ModelR8R8CT6
TrimV8V10Platinum
Body2dr Coupe2dr Coupe4dr Sedan
Base Price $115,900 $153,900 $84,295
Base Invoice $107,787 $143,127 $80,080
Rearview camera 1,000    
Navigation system 2,100    
Metallic paint (extra cost) 650 650  
iPod integration 100 100  
Illuminated door sill trim plates 900 900  
Synthetic suede headliner 1,300    
Upholstered instrument panel, leather 5,500 3,500  
Rear spoiler     495
Cargo net     60
Rearview camera 930    
Navigation system 1,953    
Metallic paint (extra cost) 605 605  
iPod integration 93 93  
Illuminated door sill trim plates 837 837  
Synthetic suede headliner 1,209    
Upholstered instrument panel, leather 5,115 3,255  
Rear spoiler     441
Cargo net     53
Options (change) 11,550 5,150 555
Options (change) 10,742 4,790 494
Destination 1,250 1,250 995
Gas Tax 3,000 3,000 0
Total Price $131,700 $163,300 $85,845
Total Invoice $122,779 $152,167 $81,569

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

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Request free, no-obligation Audi R8 dealer quotes or Cadillac CT6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi R8 vs. Cadillac CT6

Lowest Adjusted Price and Invoice: Cadillac CT6 Platinum
TrueDelta Adjusted Price Difference: $64,270
TrueDelta Adjusted Invoice Difference: $58,708
Model Year201520152018
ModelR8R8CT6
TrimV8V10Platinum
Body2dr Coupe2dr Coupe4dr Sedan
Engine430hp V8525hp V10335hp V6
TransmissionM6M6T8
DrivetrainAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)140, 7465, 12?, 34
Tire (rear if not all the same)235/35-19235/35-19245/40-20
Total Price$131,700$163,300$85,845
Adjustments for Features0-300-18,415
Feature-Adjusted Total Price$131,700$163,000$67,430
Cost Above Minimum$0$31,300$0
Total Invoice$122,779$152,167$81,569
Adjustments for Features0-280-17,498
Feature-Adjusted Total Invoice$122,779$151,887$64,071
Cost Above Minimum$0$29,108$0

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Features Comparison: Audi R8 vs. Cadillac CT6

Model Year201520152018
ModelR8R8CT6
TrimV8V10Platinum
Body2dr Coupe2dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150 
8-speed manually-shiftable automatic  $1300
AWD$1700$1700$1700
Accessories 
AC power outlet  $100
Active noise reduction  $0
Adaptive cruise control, all-speed  $850
Cruise control$150$150 
Electronic engine sound enhancement  $0
Hands-free trunk or liftgate  $100
Heated steering wheel  $100
Power rear side windows  $200
Power trunk closer  $350
Proximity key  $250
Remote app  $25
Remote start  $150
Semi-automated parking system  $500
Sunshades, second row  $125
Tilt/telescoping steering wheel, manual$250$250 
Tilt/telescoping steering wheel, power  $350
Brakes, Airbags, and Other Safety 
Around view cameras  $500
Automatic braking, high-speed or partial  $200
Automatic braking, low-speed  $200
Backup collision intervention  $150
Blind spot warning system  $200
Cross-traffic warning, rear  $100
Following distance indicator  $25
Forward collision warning  $200
Hands-free driving on limited-access highways  $1000
Lane departure warning  $200
Lane keeping assist  $400
Night vision  $1750
Pedestrian detection  $50
Radar- or camera-based collision preparation system  $0
Rearview camera$200$200 
Safety key  $5
Side curtain airbags  $350
Surround view video recorder  $50
Temporary spare tire  $150
Vehicle health reports  $0
Cargo Management 
Rear seat pass-through  $100
Storage compartment under front seat(s) $50 
Climate Control 
Dual-zone climate control  $125
Ionizing air filtration  $50
Rear air vents with automatic controls  $250
Rear dual-zone climate control  $125
Engine / Motor 
Automatic start / stop  $150
Mid-engine configuration$0$0 
Exterior 
Active grille shutters  $0
Bright-finished fuel door$100$100 
Laminated front side windows  $200
Panoramic sunroof  $1200
Rear spoiler  $200
Retractable rear spoiler$400$400 
Infotainment 
4G LTE connectivity  $0
Android Auto support  $100
App support  $0
Apple CarPlay support  $100
Aux input  $50
Bluetooth audio streaming  $25
CD player$125$125 
DVD-Audio-compatible player$0$0 
Entertainment system with dual headrest screens  $1200
HD radio  $50
HDMI port  $25
iPod integration$100$100 
MP3-compatible player$50$50 
SD Card slot$25$25 
SMS text-to-speech reader  $25
Streaming video device  $30
Streaming video support  $25
Surround sound $250$250
Telematics service, such as OnStar, with navigation  $225
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
Auto-dimming passenger-side mirror$75$75 
Chronometer$100$100 
Compass$0$0 
Cornering lights  $50
Head-up display (HUD)  $350
Illuminated visor mirror, driver  $50
Illuminated visor mirror, passenger  $50
Large color reconfigurable instrument cluster display  $250
Rear camera mirror  $200
Visor mirror, driver$10$10 
Visor mirror, passenger$10$10 
Seats and Interior Trim 
Center armrest(s), second row  $50
Cooled or ventilated front seats  $300
Cooled or ventilated second row seats  $200
Heated second row seats  $200
Massage, driver seat  $100
Massage, passenger seat  $100
Massage, second row seats  $150
Memory system, driver seat  $200
Memory system, passenger seat  $150
Metal pedals$75$75 
No leather in second row$-300$-300 
Power 4-way lumbar adjuster, second row seats  $225
Power recliner, second row seats  $150
Power thigh support length adjuster, driver seat  $100
Power thigh support length adjuster, passenger seat  $100
Power tilt adjuster, second row seats  $150
Power upper seatback recliner, driver seat  $100
Power upper seatback recliner, passenger seat  $100
Wood trim  $300
Suspension, Wheels, and Tires 
Rear wheel steering  $1500
Transmission 
Launch control$100$100 
Steering-wheel-mounted transmission controls  $100
Total Value of Features$3,320$3,620$21,735
Value of Feature Adjustments$0$300$18,415
Value of Feature Adjustments0-280-17,498

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Specifications Comparison: Audi R8 vs. Cadillac CT6

Model Year20152018
ModelR8CT6
Body2dr Coupe4dr Sedan
Wheelbase104.3 in122.4 in
Length175.0 in204.0 in
Width75.0 in74.0 in
Height49.3 in57.9 in
Curb Weight3,584 lb.3,648 lb.
Fuel Capacity23.8 gal.19.5 gal.
Row 1 Headroom37.7 in40.1 in
Row 1 Shoulder Room54.8 in58.3 in
Row 1 Hip Room0.0 in55.8 in
Row 1 Legroom41.0 in42.3 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in56.1 in
Row 2 Hip Room0.0 in53.4 in
Row 2 Legroom0.0 in40.4 in
Cargo Volume3.5 ft315.3 ft3

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Option Package Details
Audi R8 V8

Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%

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