Cadillac CT6 Cadillac CT6 2018 Mercury Grand Marquis Mercury Grand Marquis 2007

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Cadillac CT6 vs. Mercury Grand Marquis 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. Mercury Grand Marquis Invoice Comparison

Lowest Total Price: $33,090

Mercury Grand Marquis LS   
Difference: $23,015

Lowest Total Invoice: $30,985

Mercury Grand Marquis LS   
Difference: $22,304

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182018201820182007
ModelCT6CT6CT6CT6CT6Grand Marquis
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InLS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $54,095 $59,195 $65,295 $84,295 $75,095 $29,570
Base Invoice $51,390 $56,235 $62,030 $80,080 $71,340 $27,814
CD player, remote 250 250 250      
Metallic paint (extra cost) 625 625 625      
Cargo organizer 140 140 140 140 140 200
Enhanced Vision and Comfort Package   2,500        
Wood/leather-wrapped steering wheel           300
Cassette player           185
Leather seating surfaces           0
Heated front seats           295
Front side airbags           395
Laminated front side windows           295
Sunroof           1,025
CD player, remote 223 223 223      
Metallic paint (extra cost) 556 556 556      
Cargo organizer 125 125 125 125 125 174
Enhanced Vision and Comfort Package   2,225        
Wood/leather-wrapped steering wheel           261
Cassette player           161
Leather seating surfaces           0
Heated front seats           257
Front side airbags           344
Laminated front side windows           257
Sunroof           892
Options (change) 1,015 3,515 1,015 140 140 2,695
Options (change) 904 3,129 904 125 125 2,346
Destination 995 995 995 995 995 825
Gas Tax 0 0 0 0 -7,500 0
Total Price $56,105 $63,705 $67,305 $85,430 $68,730 $33,090
Total Invoice $53,289 $60,359 $63,929 $81,200 $64,960 $30,985

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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 Mercury Grand Marquis dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac CT6 vs. Mercury Grand Marquis

Lowest Adjusted Price and Invoice: Mercury Grand Marquis LS
TrueDelta Adjusted Price Difference: $16,885
TrueDelta Adjusted Invoice Difference: $16,249
Model Year201820182018201820182007
ModelCT6CT6CT6CT6CT6Grand Marquis
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InLS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine265hp I4265hp I4335hp V6335hp V6265hp I4 PiH224hp V8
TransmissionT8T8T8T8CVTA4
DrivetrainRWDRWDAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 10?, 10?, 34?, 10?, 4
Tire (rear if not all the same)235/50-18235/50-18245/45-19245/40-20235/50-18225/60-16
Total Price$56,105$63,705$67,305$85,430$68,730$33,090
Adjustments for Features-4,855-11,830-14,130-23,560-18,7550
Feature-Adjusted Total Price$51,250$51,875$53,175$61,870$49,975$33,090
Cost Above Minimum$1,275$1,900$3,200$11,895$0$0
Total Invoice$53,289$60,359$63,929$81,200$64,960$30,985
Adjustments for Features-4,611-11,209-13,421-22,393-17,7260
Feature-Adjusted Total Invoice$48,678$49,150$50,508$58,807$47,234$30,985
Cost Above Minimum$1,444$1,916$3,274$11,573$0$0

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Features Comparison: Cadillac CT6 vs. Mercury Grand Marquis

Model Year201820182018201820182007
ModelCT6CT6CT6CT6CT6Grand Marquis
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InLS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300$1300  
CVT    $1000 
4-speed automatic     $800
RWD$0$0  $0$0
AWD  $1700$1700  
Accessories 
AC power outlet $100$100$100$100 
Active noise reduction$0$0$0$0$0 
Adaptive cruise control, all-speed   $850$850 
Cruise control$150$150$150  $150
Electronic engine sound enhancement   $0$0 
Hands-free trunk or liftgate $100$100$100  
Heated steering wheel $100$100$100  
Keyless entry keypad     $50
Power trunk closer $350$350$350$350 
Power-adjustable pedals     $125
Proximity key$250$250$250$250$250 
Remote app$25$25$25$25$25 
Remote start$150$150$150$150$150 
Semi-automated parking system $500$500$500$500 
Sunshades, second row $125$125$125$125 
Tilt steering wheel, manual     $150
Tilt/telescoping steering wheel, power$350$350$350$350$350 
Brakes, Airbags, and Other Safety 
Around view cameras $500$500$500$500 
Automatic braking, high-speed or partial   $200$200 
Automatic braking, low-speed $200$200$200$200 
Backup collision intervention   $150$150 
Blind spot warning system $200$200$200$200 
Cross-traffic warning, rear $100$100$100$100 
Following distance indicator $25$25$25$25 
Forward collision warning $200$200$200$200 
Hands-free driving on limited-access highways   $1000$1000 
Knee airbag, driver$75$75$75$75$75 
Knee airbag, passenger$75$75$75$75$75 
Lane departure warning $200$200$200$200 
Lane keeping assist $400$400$400$400 
Night vision   $1750$1750 
Obstacle detection, front$150$150$150$150$150 
Obstacle detection, rear$250$250$250$250$250 
Pedestrian detection $50$50$50$50 
Radar- or camera-based collision preparation system $0$0$0$0 
Rearview camera$200     
Safety key$5$5$5$5$5 
Side curtain airbags$350$350$350$350$350 
Stability control$400$400$400$400$400 
Surround view video recorder $50$50$50$50 
Tire-pressure monitor$75$75$75$75$75 
Vehicle health reports$0$0$0$0$0 
Cargo Management 
Console with shifter$150$150$150$150$150 
Rear seat pass-through$100$100$100$100$100 
Climate Control 
Dual-zone climate control$125$125$125$125$125 
Ionizing air filtration   $50  
Rain-sensing wipers $175$175$175$175 
Rear air vents$100$100$100 $100 
Rear air vents with automatic controls   $250  
Rear dual-zone climate control   $125  
Variable intermittent wipers$75    $75
Engine / Motor 
18 kWh battery pack    $0 
3.6 kW onboard charger    $0 
Automatic start / stop$150$150$150$150$150 
Regeneration paddles    $100 
Exterior 
Active grille shutters$0$0$0$0$0 
Bodyside moldings     $75
Bright-finished exhaust tip(s)$25$25$25$25$25 
Panoramic sunroof $1200$1200$1200$1200 
Sunroof     $900
Infotainment 
4G LTE connectivity$0$0$0$0$0 
Android Auto support$100$100$100$100$100 
App support$0$0$0$0$0 
Apple CarPlay support$100$100$100$100$100 
Aux input$50$50$50$50$50 
Bluetooth audio streaming$25$25$25$25$25 
Bluetooth cell phone link$100$100$100$100$100 
Cassette player     $50
CD player     $125
CD player, remote$100$100$100   
Entertainment system with dual headrest screens   $1200$1200 
HD radio$50$50$50$50$50 
HDMI port   $25$25 
MP3-compatible player$50$50$50   
Navigation system $600$600$600$600 
Satellite radio$200$200$200$200$200 
SMS text-to-speech reader$25$25$25$25$25 
Streaming video device   $30  
Streaming video support   $25  
Surround sound $250$250$250$250 
Telematics service, such as OnStar, with navigation$225$225$225$225$225 
Traffic information $25$25$25$25 
Voice control for audio system$25     
Voice control for external devices$0$0$0$0$0 
Voice control for nav and audio $100$100$100$100 
Wi-Fi hotspot$50$50$50$50$50 
Wireless charging station$75$75$75$75$75 
Instruments, Lights, and Mirrors 
Approach detection$25$25$25$25$25 
Auto-dimming driver-side mirror $75$75$75$75 
Auto-dimming headlights $200$200$200$200 
Compass     $0
Cornering lights $50$50$50$50$50
Fog lights     $125
Head-up display (HUD)  $350$350$350 
Large color reconfigurable instrument cluster display  $250$250$250 
Large energy flow and fuel economy display    $25 
LED headlights$1000$1000$1000$1000$1000 
Power-folding mirrors $50$50$50$50 
Rear camera mirror $200$200$200$200 
Tachometer$75$75$75$75  
Turn signals on or near mirrors$25$25$25$25$25 
Seats and Interior Trim 
Cooled or ventilated front seats $300$300$300$300 
Cooled or ventilated second row seats   $200  
Heated front seats $200$200$200$200$200
Heated second row seats $200$200$200$200 
Illuminated door sill trim plates $200$200$200$200 
Leather-wrapped steering wheel$150$150$150$150$150 
Massage, driver seat   $100  
Massage, passenger seat   $100  
Massage, second row seats   $150  
Memory system, driver seat$200$200$200$200$200 
Memory system, passenger seat $150$150$150$150 
Power 4-way lumbar adjuster, driver seat $150$150$150$150 
Power 4-way lumbar adjuster, passenger seat $150$150$150$150 
Power 4-way lumbar adjuster, second row seats   $225  
Power lumbar adjuster, driver seat$100    $100
Power lumbar adjuster, passenger seat$100    $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  
Upholstered instrument panel$300$300$300 $300 
Upholstered instrument panel, leather   $1000  
Wood trim$300$300$300$300$300 
Wood/leather-wrapped steering wheel     $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500$500 
Rear wheel steering   $1500$1500 
Whitewall tires     $0
Transmission 
Steering-wheel-mounted transmission controls$100$100$100$100  
Total Value of Features$8,080$15,055$17,355$26,785$21,980$3,225
Value of Feature Adjustments$4,855$11,830$14,130$23,560$18,755$0
Value of Feature Adjustments-4,611-11,209-13,421-22,393-17,7260

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Specifications Comparison: Cadillac CT6 vs. Mercury Grand Marquis

Model Year20182007
ModelCT6Grand Marquis
Body4dr Sedan4dr Sedan
Wheelbase122.4 in114.6 in
Length204.0 in212.0 in
Width74.0 in78.3 in
Height57.9 in58.3 in
Curb Weight3,648 lb.4,136 lb.
Fuel Capacity19.5 gal.19.0 gal.
Row 1 Headroom40.1 in39.5 in
Row 1 Shoulder Room58.3 in60.6 in
Row 1 Hip Room55.8 in57.4 in
Row 1 Legroom42.3 in41.6 in
Row 2 Headroom38.0 in37.8 in
Row 2 Shoulder Room56.1 in60.0 in
Row 2 Hip Room53.4 in56.1 in
Row 2 Legroom40.4 in38.0 in
Cargo Volume15.3 ft320.6 ft3

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Option Package Details
Cadillac CT6 Luxury

Enhanced Vision and Comfort Package
FeatureValueRequested?
Heated second row seats200No
Cooled or ventilated front seats300No
Panoramic sunroof1200No
Rear camera mirror200No
Total Requested00%
Total Not Requested1900100%

Option Package Details
Mercury Grand Marquis LS

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%

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