BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2014 Cadillac STS Cadillac STS 2010

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BMW 6-Series Gran Coupe vs. Cadillac STS 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 Gran Coupe vs. Cadillac STS Invoice Comparison

Lowest Total Price: $70,605

Cadillac STS V8 Performance   
Difference: $13,220

Lowest Total Invoice: $66,703

Cadillac STS V8 Performance   
Difference: $10,622

Calculate Payments

  Down Payment Interest Rate Term
Model Year201420142010
Model6-Series Gran Coupe6-Series Gran CoupeSTS
Trim640i650iV8 Performance
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $77,600 $88,900 $68,785
Base Invoice $71,570 $81,970 $65,002
Cold Weather Package 450 450  
Driver Assistance Plus 1,900 1,900  
Active steering 1,750 1,750 995
Adaptive cruise control, all-speed 1,200 1,200  
Cold Weather Package 410 410  
Driver Assistance Plus 1,730 1,730  
Active steering 1,595 1,595 876
Adaptive cruise control, all-speed 1,095 1,095  
Options (change) 5,300 5,300 995
Options (change) 4,830 4,830 876
Destination 925 925 825
Total Price $83,825 $95,125 $70,605
Total Invoice $77,325 $87,725 $66,703

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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 BMW 6-Series Gran Coupe dealer quotes or Cadillac STS dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW 6-Series Gran Coupe vs. Cadillac STS

Lowest Adjusted Price and Invoice: Cadillac STS V8 Performance
TrueDelta Adjusted Price Difference: $9,500
TrueDelta Adjusted Invoice Difference: $7,190
Model Year201420142010
Model6-Series Gran Coupe6-Series Gran CoupeSTS
Trim640i650iV8 Performance
Body4dr Sedan4dr Sedan4dr Sedan
Engine315hp I6445hp V8320hp V8
TransmissionT8T8T6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9500, 12300, 15
Tire (rear if not all the same)245/45-18245/40-19235/50-18
Total Price$83,825$95,125$70,605
Adjustments for Features-3,720-4,8700
Feature-Adjusted Total Price$80,105$90,255$70,605
Cost Above Minimum$0$10,150$0
Total Invoice$77,325$87,725$66,703
Adjustments for Features-3,432-4,4910
Feature-Adjusted Total Invoice$73,893$83,234$66,703
Cost Above Minimum$0$9,341$0

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Features Comparison: BMW 6-Series Gran Coupe vs. Cadillac STS

Model Year201420142010
Model6-Series Gran Coupe6-Series Gran CoupeSTS
Trim640i650iV8 Performance
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300 
6-speed manually-shiftable automatic  $1100
RWD$0$0$0
Accessories 
Adaptive cruise control  $600
Adaptive cruise control, all-speed$850$850 
Remote app$25$25 
Remote start  $150
Remote window/roof operation$15$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 
Around view cameras$500$500 
Automatic braking, high-speed or partial$200$200 
Automatic braking, low-speed$200$200 
Driver drowsiness monitor$150$150 
Forward collision warning$200$200 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Lane departure collision mitigation$50$50 
Obstacle detection, front$150$150 
Pedestrian detection$50$50 
Radar- or camera-based collision preparation system$0$0 
Temporary spare tire  $150
Tires, run-flat$150$150 
Wide-view front camera$150$150 
Cargo Management 
Cargo mat$40$40 
Cargo net  $40
Ski sack$50$50 
Climate Control 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers$175$175 
Residual heat$50$50 
Variable intermittent wipers  $75
Drivetrain 
Limited-slip rear differential  $300
Engine / Motor 
Automatic start / stop$150$150 
Regenerative braking$0$0 
Exterior 
Laminated front side windows  $200
Power-venting glass roof panel$300$300 
Rear spoiler  $200
Sunroof  $900
Infotainment 
App support$0$0 
Aux input$50$50 
Bluetooth audio streaming$25$25 
CD changer, in-dash  $325
CD player$125$125 
Concierge Services - 3 year subscription $150 
HD radio$50$50 
In-vehicle Internet$150$150 
Media drive$15$15 
MP3-compatible player$50$50 
Rear seat audio controls  $25
S Voice support$0$0 
Satellite radio  $200
Satellite radio - one year subscription$250$250 
Siri Eyes Free support$0$0 
SMS text-to-speech reader$25$25 
Surround sound $250$250
Telematics service, such as OnStar$200$200 
Telematics service, such as OnStar, with navigation  $225
Text dictation$50$50 
Traffic + travel information$25$25 
USB port$25$25 
Voice control for external devices$0$0 
Instruments, Lights, and Mirrors 
Auto-dimming headlights  $200
Auto-dimming passenger-side mirror$75$75 
Cornering lights$50$50 
Head-up display (HUD)  $350
Interior ambient lighting$150$150 
Mirror tilt-down in reverse$25$25 
Power-folding mirrors$50$50 
Steering-linked headlights$150$150 
Seats and Interior Trim 
Cooled or ventilated front seats  $300
Folding second row seats$300$300 
Leather door panel trim$250$250 
Leather-wrapped steering wheel$150$150 
Memory system, passenger seat $150 
Power headrest height adjuster, driver seat$50$50 
Power headrest height adjuster, passenger seat$50$50 
Power seatback bolsters, driver seat $100 
Power seatback bolsters, passenger seat $100 
Power thigh support length adjuster, driver seat $100 
Power thigh support length adjuster, passenger seat $100 
Power upper seatback recliner, driver seat $100 
Power upper seatback recliner, passenger seat $100 
Upholstered instrument panel$300$300 
Wood/leather-wrapped steering wheel  $150
Suspension, Wheels, and Tires 
Alloy wheels$350$350 
Electronic systems calibration selector$200$200 
Polished alloy wheels  $350
Rear wheel steering$1500$1500 
Sport suspension (upgrade)  $0
Transmission 
Launch control$100$100 
Steering-wheel-mounted transmission controls$100$100 
Total Value of Features$9,810$10,960$6,090
Value of Feature Adjustments$3,720$4,870$0
Value of Feature Adjustments-3,432-4,4910

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Specifications Comparison: BMW 6-Series Gran Coupe vs. Cadillac STS

Model Year20142010
Model6-Series Gran CoupeSTS
Body4dr Sedan4dr Sedan
Wheelbase116.9 in116.4 in
Length197.2 in196.7 in
Width74.6 in72.6 in
Height54.8 in57.6 in
Curb Weight4,192 lb.3,974 lb.
Fuel Capacity18.5 gal.17.0 gal.
Row 1 Headroom40.6 in38.7 in
Row 1 Shoulder Room56.7 in58.6 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.1 in42.6 in
Row 2 Headroom37.0 in37.9 in
Row 2 Shoulder Room54.6 in57.4 in
Row 2 Hip Room0.0 in55.6 in
Row 2 Legroom35.3 in38.3 in
Cargo Volume16.2 ft313.8 ft3

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Option Package Details
BMW 6-Series Gran Coupe 640i

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
Driver Assistance Plus
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Around view cameras300No
Automatic braking, low-speed200No
Driver drowsiness monitor150No
Forward collision alert200No
Wide-view front camera150No
Speed limit information0No
Lane departure collision mitigation50No
Pedestrian detection50No
Total Requested40027%
Total Not Requested110073%

Option Package Details
BMW 6-Series Gran Coupe 650i

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
Driver Assistance Plus
FeatureValueRequested?
Lane departure warning system200Yes
Blind spot warning system200Yes
Around view cameras300No
Automatic braking, low-speed200No
Driver drowsiness monitor150No
Forward collision alert200No
Wide-view front camera150No
Speed limit information0No
Lane departure collision mitigation50No
Pedestrian detection50No
Total Requested40027%
Total Not Requested110073%

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