BMW 6-Series BMW 6-Series 2012 Cadillac CT6 Cadillac CT6 2018

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BMW 6-Series 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.

BMW 6-Series vs. Cadillac CT6 Invoice Comparison

Lowest Total Price: $85,440

Cadillac CT6 Platinum   
Difference: $14,405

Lowest Total Invoice: $81,209

Cadillac CT6 Platinum   
Difference: $10,651

Calculate Payments

  Down Payment Interest Rate Term
Model Year201220122018
Model6-Series6-SeriesCT6
Trim640i650iPlatinum
Body2dr Coupe2dr Coupe4dr Sedan
Base Price $73,600 $83,000 $84,295
Base Invoice $67,890 $76,540 $80,080
Cold Weather Package 750 750  
Premium Sound Package 1,800 1,800  
Adaptive cruise control, all-speed 2,400 2,400  
Driver Assistance Package 3,700 3,700  
Luxury Seating Package 2,100 2,000  
Active steering 1,750 1,750  
M Sport Package 5,100    
LED headlights 1,900 2,900  
App support 250 250  
Night vision 2,600 2,600  
Upholstered instrument panel, leather 3,000 1,500  
245/35YR20   0  
Cargo mat     150
Cold Weather Package 685 685  
Premium Sound Package 1,640 1,640  
Adaptive cruise control, all-speed 2,185 2,185  
Driver Assistance Package 3,365 3,365  
Luxury Seating Package 1,910 1,820  
Active steering 1,595 1,595  
M Sport Package 4,640    
LED headlights 1,730 2,640  
App support 230 230  
Night vision 2,365 2,365  
Upholstered instrument panel, leather 2,730 1,365  
245/35YR20   0  
Cargo mat     134
Options (change) 25,350 19,650 150
Options (change) 23,075 17,890 134
Destination 895 895 995
Total Price $99,845 $103,545 $85,440
Total Invoice $91,860 $95,325 $81,209

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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: BMW 6-Series vs. Cadillac CT6

Lowest Adjusted Price and Invoice: Cadillac CT6 Platinum
TrueDelta Adjusted Price Difference: $21,545
TrueDelta Adjusted Invoice Difference: $17,466
Model Year201220122018
Model6-Series6-SeriesCT6
Trim640i650iPlatinum
Body2dr Coupe2dr Coupe4dr Sedan
Engine315hp I6400hp V8335hp V6
TransmissionT8T8T8
DrivetrainRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 11?, 11?, 34
Tire (rear if not all the same)245/40-19245/35-20245/40-20
Total Price$99,845$103,545$85,440
Adjustments for Features-9500-8,090
Feature-Adjusted Total Price$98,895$103,545$77,350
Cost Above Minimum$0$4,650$0
Total Invoice$91,860$95,325$81,209
Adjustments for Features-8740-7,689
Feature-Adjusted Total Invoice$90,986$95,325$73,520
Cost Above Minimum$0$4,339$0

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Features Comparison: BMW 6-Series vs. Cadillac CT6

Model Year201220122018
Model6-Series6-SeriesCT6
Trim640i650iPlatinum
Body2dr Coupe2dr Coupe4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300
RWD$0$0 
AWD  $1700
Accessories 
AC power outlet  $100
Active noise reduction  $0
Electronic engine sound enhancement  $0
Hands-free trunk or liftgate  $100
Power rear side windows  $200
Power trunk closer  $350
Remote start  $150
Remote window/roof operation$15$15 
Sunshade, rear, power$225$225 
Sunshades, second row  $125
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 
Automatic braking, high-speed or partial  $200
Automatic braking, low-speed  $200
Backup collision intervention  $150
Cross-traffic warning, rear  $100
Following distance indicator  $25
Hands-free driving on limited-access highways  $1000
Lane keeping assist  $400
Pedestrian detection  $50
Pedestrian detection, night$50$50 
Safety key  $5
Surround view video recorder  $50
Temporary spare tire  $150
Tires, run-flat$150  
Vehicle health reports  $0
Wide-view front camera$150$150 
Cargo Management 
Ski sack$50$50 
Climate Control 
Automatic air recirculation$100$100 
Heated windshield washer nozzles$15$15 
Ionizing air filtration  $50
Rear air vents with automatic controls  $250
Rear dual-zone climate control  $125
Residual heat$50$50 
Engine / Motor 
Automatic start / stop$150 $150
Regenerative braking$0$0 
Exterior 
Active grille shutters  $0
Laminated front side windows  $200
Panoramic sunroof  $1200
Power-venting glass roof panel$300$300 
Infotainment 
4G LTE connectivity  $0
Android Auto support  $100
Apple CarPlay support  $100
CD player$125$125 
DVD-compatible player$0$0 
Entertainment system with dual headrest screens  $1200
HDMI port  $25
Media drive$15$15 
MP3-compatible player$50$50 
Satellite radio  $200
Satellite radio - one year subscription$250$250 
Streaming video device  $30
Streaming video support  $25
Telematics service, such as OnStar$200$200 
Telematics service, such as OnStar, with navigation  $225
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 
Fog lights$125$125 
Headlight washers$50$50 
Large color reconfigurable instrument cluster display  $250
Mirror tilt-down in reverse$25$25 
Rear camera mirror  $200
Steering-linked headlights$150$150 
Seats and Interior Trim 
Center armrest(s), second row  $50
Cooled or ventilated second row seats  $200
Door sill trim plates$100$100 
Heated second row seats  $200
Illuminated door sill trim plates  $200
Massage, second row seats  $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$100 
Power seatback bolsters, passenger seat$100$100 
Power tilt adjuster, second row seats  $150
Synthetic suede headliner$650 $650
Suspension, Wheels, and Tires 
Active steering$1000$1000 
Electronic systems calibration selector$200$200 
Total Value of Features$5,870$4,920$13,010
Value of Feature Adjustments$950$0$8,090
Value of Feature Adjustments-8740-7,689

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Specifications Comparison: BMW 6-Series vs. Cadillac CT6

Model Year20122018
Model6-SeriesCT6
Body2dr Coupe4dr Sedan
Wheelbase112.4 in122.4 in
Length192.8 in204.0 in
Width74.6 in74.0 in
Height53.9 in57.9 in
Curb Weight4,002 lb.3,648 lb.
Fuel Capacity18.5 gal.19.5 gal.
Row 1 Headroom40.0 in40.1 in
Row 1 Shoulder Room56.9 in58.3 in
Row 1 Hip Room0.0 in55.8 in
Row 1 Legroom42.1 in42.3 in
Row 2 Headroom35.7 in38.0 in
Row 2 Shoulder Room49.7 in56.1 in
Row 2 Hip Room0.0 in53.4 in
Row 2 Legroom30.5 in40.4 in
Cargo Volume16.2 ft315.3 ft3

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Option Package Details
BMW 6-Series 640i

Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50No
Total Requested40089%
Total Not Requested5011%
Premium Sound Package
FeatureValueRequested?
Surround sound250Yes
Satellite radio - one year subscription250No
USB port25Yes
Unbranded, 11 speakers (with subwoofer)350No
Total Requested27531%
Total Not Requested60069%
Driver Assistance Package
FeatureValueRequested?
Head-up display (HUD)350Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Parking guidance system - active500Yes
Around view cameras300Yes
Wide-view front camera150No
Speed limit information0No
Total Requested155091%
Total Not Requested1509%
Luxury Seating Package
FeatureValueRequested?
Sunshade, rear, power225No
Cooled or ventilated front seats300Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Power thigh support adjuster, driver seat100Yes
Power seatback bolsters, driver100No
Power upper seatback recliner, driver seat100Yes
Power thigh support adjuster, passenger seat100Yes
Power seatback bolsters, passenger seat100No
Power upper seatback recliner, passenger seat100Yes
Memory system, passenger seat150Yes
Front sport buckets100No
Total Requested105067%
Total Not Requested52533%
M Sport Package
FeatureValueRequested?
Synthetic suede headliner650Yes
Special exterior trim0No
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
245/40YR19 tires200No
275/35YR19 tires200No
Power thigh support adjuster, driver seat100Yes
Power seatback bolsters, driver100No
Power upper seatback recliner, driver seat100Yes
Power thigh support adjuster, passenger seat100Yes
Power seatback bolsters, passenger seat100No
Power upper seatback recliner, passenger seat100Yes
Memory system, passenger seat150Yes
Front sport buckets100No
Total Requested120063%
Total Not Requested70037%

Option Package Details
BMW 6-Series 650i

Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50No
Total Requested40089%
Total Not Requested5011%
Premium Sound Package
FeatureValueRequested?
Surround sound250Yes
Satellite radio - one year subscription250No
USB port25Yes
Unbranded, 11 speakers (with subwoofer)350No
Total Requested27531%
Total Not Requested60069%
Driver Assistance Package
FeatureValueRequested?
Head-up display (HUD)350Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Parking guidance system - active500Yes
Around view cameras300Yes
Wide-view front camera150No
Speed limit information0No
Total Requested155091%
Total Not Requested1509%
Luxury Seating Package
FeatureValueRequested?
Sunshade, rear, power225No
Cooled or ventilated front seats300Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Front sport buckets100No
Total Requested50061%
Total Not Requested32539%

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