Cadillac CT6 Cadillac CT6 2016 Buick Regal Buick Regal 2015

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Cadillac CT6 vs. Buick Regal 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. Buick Regal Invoice Comparison

Lowest Total Price: $41,545

Buick Regal GS   
Difference: $24,260

Lowest Total Invoice: $39,662

Buick Regal GS   
Difference: $21,863

Calculate Payments

  Down Payment Interest Rate Term
Model Year201620162015
ModelCT6CT6Regal
TrimPremium LuxuryPlatinumGS
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $63,570 $83,465 $37,385
Base Invoice $59,438 $78,040 $35,890
CD player, remote 250    
Metallic paint (extra cost) 495 495  
Rear spoiler 495 495  
Driver Confidence Package     1,040
Sunroof     1,000
Adaptive cruise control, all-speed     1,195
CD player, remote 220    
Metallic paint (extra cost) 436 436  
Rear spoiler 436 436  
Driver Confidence Package     915
Sunroof     880
Adaptive cruise control, all-speed     1,052
Options (change) 1,240 990 3,235
Options (change) 1,092 872 2,847
Destination 995 995 925
Total Price $65,805 $85,450 $41,545
Total Invoice $61,525 $79,907 $39,662

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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 Buick Regal dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac CT6 vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal GS
TrueDelta Adjusted Price Difference: $18,375
TrueDelta Adjusted Invoice Difference: $16,361
Model Year201620162015
ModelCT6CT6Regal
TrimPremium LuxuryPlatinumGS
Body4dr Sedan4dr Sedan4dr Sedan
Engine335hp V6335hp V6259hp I4
TransmissionT8T8T6
DrivetrainAWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10?, 34?, 9
Tire (rear if not all the same)245/45-19245/40-20245/40-19
Total Price$65,805$85,450$41,545
Adjustments for Features-5,885-15,6600
Feature-Adjusted Total Price$59,920$69,790$41,545
Cost Above Minimum$0$9,870$0
Total Invoice$61,525$79,907$39,662
Adjustments for Features-5,502-14,6440
Feature-Adjusted Total Invoice$56,023$65,263$39,662
Cost Above Minimum$0$9,240$0

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Features Comparison: Cadillac CT6 vs. Buick Regal

Model Year201620162015
ModelCT6CT6Regal
TrimPremium LuxuryPlatinumGS
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300 
6-speed manually-shiftable automatic  $1100
AWD$1700$1700 
FWD  $0
Accessories 
Active noise reduction$0$0 
Adaptive cruise control, all-speed $850$850
Cruise control$150  
Electronic engine sound enhancement $0 
Hands-free trunk or liftgate$100$100 
Power trunk closer$350$350 
Semi-automated parking system$500$500 
Sunshades, second row$125$125 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
Around view cameras$500$500 
Automatic braking, high-speed or partial $200 
Automatic braking, low-speed$200$200 
Backup collision intervention $150 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Lane keeping assist$400$400 
Night vision $1750 
Pedestrian detection$50$50 
Rear side airbags  $300
Rearview camera  $200
Rollover sensor  $50
Surround view video recorder$50$50 
Temporary spare tire$150$150 
Cargo Management 
Cargo net  $40
Climate Control 
Ionizing air filtration $50 
Rain-sensing wipers$175$175 
Rear air vents$100 $100
Rear air vents with automatic controls $250 
Rear dual-zone climate control $125 
Variable intermittent wipers  $75
Engine / Motor 
Automatic start / stop$150$150 
Exterior 
Body kit  $0
Laminated front side windows$200$200 
Panoramic sunroof$1200$1200 
Sunroof  $900
Infotainment 
Android Auto support$100$100 
Apple CarPlay support$100$100 
CD player  $125
CD player, remote$100  
Entertainment system with dual headrest screens $1200 
HD radio$50$50 
HDMI port $25 
MP3-compatible player$50 $50
Siri Eyes Free support  $0
Surround sound$250$250 
Traffic information$25$25 
Wireless charging station$75$75 
Instruments, Lights, and Mirrors 
Approach detection$25$25 
Auto-dimming driver-side mirror$75$75 
Auto-dimming headlights$200$200 
Compass  $0
Cornering lights$50$50 
Head-up display (HUD)$350$350 
LED headlights$1000$1000 
Performance meter  $150
Power-folding mirrors$50$50 
Rear camera mirror$200$200 
Xenon HID headlights  $500
Seats and Interior Trim 
Cooled or ventilated front seats $300 
Cooled or ventilated second row seats $200 
Coordinated climate control, front seats$0$0 
Door sill trim plates  $100
Folding second row seats  $300
Heated second row seats $200 
Illuminated door sill trim plates$200$200 
Leather door panel trim $250 
Massage, driver seat $100 
Massage, passenger seat $100 
Massage, second row seats $150 
Memory system, passenger seat$150$150 
Metal pedals  $75
Power 4-way lumbar adjuster, driver seat$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150 
Power 4-way lumbar adjuster, second row seats $225 
Power lumbar adjuster, driver seat  $100
Power lumbar adjuster, passenger seat  $100
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 
Synthetic suede headliner $650 
Upholstered instrument panel$300  
Upholstered instrument panel, leather $1000 
Wood trim$300$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500
Electronic systems calibration selector  $200
Rear wheel steering $1500 
Sport suspension (upgrade)  $0
Transmission 
Steering-wheel-mounted transmission controls$100$100 
Total Value of Features$11,950$21,725$6,065
Value of Feature Adjustments$5,885$15,660$0
Value of Feature Adjustments-5,502-14,6440

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Specifications Comparison: Cadillac CT6 vs. Buick Regal

Model Year20162015
ModelCT6Regal
Body4dr Sedan4dr Sedan
Wheelbase122.4 in107.8 in
Length204.0 in190.2 in
Width74.0 in73.1 in
Height57.9 in58.4 in
Curb Weight3,648 lb.3,693 lb.
Fuel Capacity19.5 gal.18.0 gal.
Row 1 Headroom40.1 in38.8 in
Row 1 Shoulder Room58.3 in56.7 in
Row 1 Hip Room55.8 in55.4 in
Row 1 Legroom42.3 in42.1 in
Row 2 Headroom38.0 in36.8 in
Row 2 Shoulder Room56.1 in54.4 in
Row 2 Hip Room53.4 in52.3 in
Row 2 Legroom40.4 in37.3 in
Cargo Volume15.3 ft314.2 ft3

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Option Package Details
Buick Regal GS

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700Yes
Radar- or camera-based collision preparation system0Yes
Total Requested700100%
Total Not Requested00%
Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Rear cross-traffic detection100Yes
Forward collision warning200Yes
Following distance indicator25Yes
Total Requested925100%
Total Not Requested00%

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