Cadillac CT6 Cadillac CT6 2017 BMW i8 BMW i8 2015

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Cadillac CT6 vs. BMW i8 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.

Cadillac CT6 vs. BMW i8 Invoice Comparison

Lowest Total Price: $88,790

Cadillac CT6 Platinum   
Difference: $46,912

Lowest Total Invoice: $84,400

Cadillac CT6 Platinum   
Difference: $40,882

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172015
ModelCT6i8
TrimPlatinumBase
Body4dr Sedan2dr Coupe
Base Price $83,795 $136,500
Base Invoice $79,605 $126,260
3.0L V6 4,000  
Giga World   2,000
3.0L V6 3,800  
Giga World   1,820
Options (change) 4,000 2,000
Options (change) 3,800 1,820
Destination 995 995
Gas Tax 0 -3,793
Total Price $88,790 $135,702
Total Invoice $84,400 $125,282

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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 Cadillac CT6 dealer quotes or BMW i8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac CT6 vs. BMW i8

Lowest Adjusted Price and Invoice: Cadillac CT6 Platinum
TrueDelta Adjusted Price Difference: $60,277
TrueDelta Adjusted Invoice Difference: $53,586
Model Year20172015
ModelCT6i8
TrimPlatinumBase
Body4dr Sedan2dr Coupe
Engine404hp V6357hp I3 PiH
TransmissionT8T6
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)18/26 MPG28/29 MPG
Audio (watts, speakers)?, 34360, 11
Tire (rear if not all the same)245/40-20215/45-20
Total Price$88,790$135,702
Adjustments for Features-13,3650
Feature-Adjusted Total Price$75,425$135,702
Total Invoice$84,400$125,282
Adjustments for Features-12,7040
Feature-Adjusted Total Invoice$71,696$125,282

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Features Comparison: Cadillac CT6 vs. BMW i8

Model Year20172015
ModelCT6i8
TrimPlatinumBase
Body4dr Sedan2dr Coupe
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
6-speed manually-shiftable automatic $1100
AWD$1700$1700
Accessories 
AC power outlet$100 
Active noise reduction$0 
Adaptive cruise control, all-speed$850 
Cruise control $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 
Remote start$150 
Semi-automated parking system$500 
Sunshades, second row$125 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial$200 
Backup collision intervention$150 
Cross-traffic warning, rear$100 
Driver drowsiness monitor $150
Following distance indicator$25 
Lane departure collision mitigation $50
Lane keeping assist$400 
Night vision$1750 
Radar- or camera-based collision preparation system$0 
Surround view video recorder$50 
Temporary spare tire$150 
Vehicle health reports$0 
Wide-view front camera $150
Cargo Management 
Rear seat pass-through$100 
Climate Control 
Automatic air recirculation $100
Ionizing air filtration$50 
Rear air vents with automatic controls$250 
Rear air vents with manual controls $150
Rear dual-zone climate control$125 
Residual heat $50
Engine / Motor 
3.3 kW onboard charger $0
7 kWh battery pack $0
Mid-engine configuration $0
Exterior 
Active grille shutters$0 
Bright-finished exhaust tip(s)$25 
Carbon fiber body structure $0
Laminated front side windows$200 
Panoramic sunroof$1200 
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
Apple CarPlay support$100 
Concierge Services - 3 year subscription $150
Entertainment system with dual headrest screens$1200 
Handwriting recognition $200
HDMI port$25 
In-vehicle Internet $150
Media drive $15
S Voice support $0
Satellite radio$200 
Satellite radio - one year subscription $250
Siri Eyes Free support $0
Streaming video device$30 
Streaming video support$25 
Telematics service, such as OnStar $200
Telematics service, such as OnStar, with navigation$225 
Text dictation $50
Traffic + travel information $25
Traffic information$25 
Voice recorder $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
Cornering lights$50 
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Power-folding mirrors$50 
Rear camera mirror$200 
Turn signals on or near mirrors$25 
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 
Illuminated door sill trim plates$200 
Massage, driver seat$100 
Massage, passenger seat$100 
Massage, second row seats$150 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
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, driver seat$100 
Power tilt 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 
Synthetic suede headliner$650 
Wood trim$300 
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Rear wheel steering$1500 
Total Value of Features$18,680$5,315
Value of Feature Adjustments$13,365$0
Value of Feature Adjustments-12,7040

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Specifications Comparison: Cadillac CT6 vs. BMW i8

Model Year20172015
ModelCT6i8
Body4dr Sedan2dr Coupe
Wheelbase122.4 in110.2 in
Length204.0 in184.9 in
Width74.0 in76.5 in
Height57.9 in50.8 in
Curb Weight4,085 lb.3,455 lb.
Fuel Capacity19.5 gal.11.1 gal.
Row 1 Headroom40.1 in38.7 in
Row 1 Shoulder Room58.3 in61.1 in
Row 1 Hip Room55.8 in0.0 in
Row 1 Legroom42.3 in0.0 in
Row 2 Headroom38.0 in32.4 in
Row 2 Shoulder Room56.1 in51.5 in
Row 2 Hip Room53.4 in0.0 in
Row 2 Legroom40.4 in0.0 in
Cargo Volume15.3 ft34.7 ft3

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