BMW 6-Series BMW 6-Series 2014 Cadillac CT6 Cadillac CT6 2018

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $5,035

Lowest Total Invoice: $81,209

Cadillac CT6 Platinum   
Difference: $2,151

Calculate Payments

  Down Payment Interest Rate Term
Model Year201420142018
Model6-Series6-SeriesCT6
Trim640i650iPlatinum
Body2dr Coupe2dr Coupe4dr Sedan
Base Price $75,400 $86,700 $84,295
Base Invoice $69,550 $79,945 $80,080
Cold Weather Package 400 400  
M Sport Edition 4,800 4,800  
Adaptive cruise control, all-speed 1,200 1,200  
Driver Assistance Plus 1,900 1,900  
Active steering 1,750 1,750  
Massage, driver seat 1,000 1,000  
Semi-automated parking system 500 500  
Night vision 2,600 2,600  
Cargo mat     150
Cold Weather Package 365 365  
M Sport Edition 4,370 4,370  
Adaptive cruise control, all-speed 1,095 1,095  
Driver Assistance Plus 1,730 1,730  
Active steering 1,595 1,595  
Massage, driver seat 910 910  
Semi-automated parking system 455 455  
Night vision 2,365 2,365  
Cargo mat     134
Options (change) 14,150 14,150 150
Options (change) 12,885 12,885 134
Destination 925 925 995
Total Price $90,475 $101,775 $85,440
Total Invoice $83,360 $93,755 $81,209

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation BMW 6-Series dealer quotes or Cadillac CT6 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: BMW 6-Series vs. Cadillac CT6

Lowest Adjusted Price and Invoice: Cadillac CT6 Platinum
TrueDelta Adjusted Price Difference: $10,225
TrueDelta Adjusted Invoice Difference: $7,084
Model Year201420142018
Model6-Series6-SeriesCT6
Trim640i650iPlatinum
Body2dr Coupe2dr Coupe4dr Sedan
Engine315hp I6445hp V8335hp V6
TransmissionT8T8T8
DrivetrainRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)500, 12500, 12?, 34
Tire (rear if not all the same)245/40-19245/40-19245/40-20
Total Price$90,475$101,775$85,440
Adjustments for Features00-5,190
Feature-Adjusted Total Price$90,475$101,775$80,250
Cost Above Minimum$0$11,300$0
Total Invoice$83,360$93,755$81,209
Adjustments for Features00-4,933
Feature-Adjusted Total Invoice$83,360$93,755$76,276
Cost Above Minimum$0$10,395$0

Return to top

Features Comparison: BMW 6-Series vs. Cadillac CT6

Model Year201420142018
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 door closers$300$300 
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 
Animal detection, night$50$50 
Backup collision intervention  $150
Cross-traffic warning, rear  $100
Driver drowsiness monitor$150$150 
Following distance indicator  $25
Hands-free driving on limited-access highways  $1000
Lane departure collision mitigation$50$50 
Lane keeping assist  $400
Pedestrian detection, night$50$50 
Safety key  $5
Surround view video recorder  $50
Temporary spare tire  $150
Tires, run-flat$150$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 
Regenerative braking$0$0 
Exterior 
Active grille shutters  $0
Black exterior trim (optional)$0$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 
Concierge Services - 3 year subscription$150$150 
DVD-compatible player$0$0 
Entertainment system with dual headrest screens  $1200
HDMI port  $25
In-vehicle Internet$150$150 
Media drive$15$15 
MP3-compatible player$50$50 
S Voice support$0$0 
Satellite radio  $200
Satellite radio - one year subscription$250$250 
Siri Eyes Free support$0$0 
Streaming video device  $30
Streaming video support  $25
Telematics service, such as OnStar$200$200 
Telematics service, such as OnStar, with navigation  $225
Text dictation$50$50 
Traffic + travel information$25$25 
Traffic information  $25
Wi-Fi hotspot  $50
Wireless charging station  $75
Instruments, Lights, and Mirrors 
Approach detection  $25
Auto-dimming passenger-side mirror$75$75 
Fog lights$125$125 
Headlight washers$50$50 
Mirror tilt-down in reverse$25$25 
Rear camera mirror  $200
Steering-linked headlights$150$150 
Seats and Interior Trim 
Ceramic controls$0$0 
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
Suspension, Wheels, and Tires 
Active steering$1000$1000 
Electronic systems calibration selector$200$200 
Transmission 
Launch control$100$100 
Total Value of Features$6,095$6,095$11,285
Value of Feature Adjustments$0$0$5,190
Value of Feature Adjustments00-4,933

Return to top

Specifications Comparison: BMW 6-Series vs. Cadillac CT6

Model Year20142018
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

Return to top

Option Package Details
BMW 6-Series 640i

Cold Weather Package
FeatureValueRequested?
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50No
Total Requested20080%
Total Not Requested5020%
M Sport Edition
FeatureValueRequested?
Auto-dimming headlights200Yes
LED headlights500Yes
Large color reconfigurable instrument cluster display250Yes
Dark-colored headliner (optional)0No
Synthetic suede headliner650Yes
Sunshade, rear, power225No
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Black exterior trim (optional)0No
Upholstered instrument panel, leather700Yes
Ceramic controls0No
245/40YR19 tires200No
Cooled or ventilated front seats300Yes
Power door closers300No
Head-up display (HUD)350Yes
Surround sound250Yes
Concierge Services - 3 year subscription150No
Unbranded, 500W, 12 speakers (with subwoofer)350No
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 Requested375071%
Total Not Requested152529%
Driver Assistance Plus
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Around view cameras300Yes
Automatic braking, low-speed200Yes
Driver drowsiness monitor150No
Forward collision alert200Yes
Wide-view front camera150No
Speed limit information0No
Lane departure collision mitigation50No
Pedestrian detection50Yes
Total Requested115077%
Total Not Requested35023%

Option Package Details
BMW 6-Series 650i

M Sport Edition
FeatureValueRequested?
Auto-dimming headlights200Yes
LED headlights500Yes
Large color reconfigurable instrument cluster display250Yes
Dark-colored headliner (optional)0No
Synthetic suede headliner650Yes
Sunshade, rear, power225No
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Black exterior trim (optional)0No
Upholstered instrument panel, leather700Yes
Ceramic controls0No
245/40YR19 tires200No
Cooled or ventilated front seats300Yes
Power door closers300No
Head-up display (HUD)350Yes
Total Requested295080%
Total Not Requested72520%
Driver Assistance Plus
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Around view cameras300Yes
Automatic braking, low-speed200Yes
Driver drowsiness monitor150No
Forward collision alert200Yes
Wide-view front camera150No
Speed limit information0No
Lane departure collision mitigation50No
Pedestrian detection50Yes
Total Requested115077%
Total Not Requested35023%
Cold Weather Package
FeatureValueRequested?
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50No
Total Requested20080%
Total Not Requested5020%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all BMW models.