Mercury Grand Marquis Mercury Grand Marquis 2010 Cadillac DTS Cadillac DTS 2009

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Mercury Grand Marquis vs. Cadillac DTS 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.

Mercury Grand Marquis vs. Cadillac DTS Invoice Comparison

Lowest Total Price: $31,975

Mercury Grand Marquis LS   
Difference: $17,345

Lowest Total Invoice: $30,068

Mercury Grand Marquis LS   
Difference: $15,839

Calculate Payments

  Down Payment Interest Rate Term
Model Year201020092009
ModelGrand MarquisDTSDTS
TrimLSV8Performance
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $29,810 $45,855 $53,805
Base Invoice $28,070 $42,874 $50,308
Wood/leather-wrapped steering wheel 300    
Chrome-plated alloy wheels 695 825  
Heated front seats 295 1,425  
Front 3-section 3-person split bench   295  
Wood/leather-wrapped steering wheel 261    
Chrome-plated alloy wheels 605 685  
Heated front seats 257 1,183  
Front 3-section 3-person split bench   245  
Options (change) 1,290 2,545 0
Options (change) 1,123 2,113 0
Destination 875 920 920
Total Price $31,975 $49,320 $54,725
Total Invoice $30,068 $45,907 $51,228

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

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TrueDelta Value Comparison: Mercury Grand Marquis vs. Cadillac DTS

Lowest Adjusted Price and Invoice: Mercury Grand Marquis LS
TrueDelta Adjusted Price Difference: $13,920
TrueDelta Adjusted Invoice Difference: $12,651
Model Year201020092009
ModelGrand MarquisDTSDTS
TrimLSV8Performance
Body4dr Sedan4dr Sedan4dr Sedan
Engine224hp V8275hp V8291hp V8
TransmissionA4A4A4
DrivetrainRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 4?, 8?, 8
Tire (rear if not all the same)225/60-17225/55-17245/50-18
Total Price$31,975$49,320$54,725
Adjustments for Features0-3,425-7,080
Feature-Adjusted Total Price$31,975$45,895$47,645
Cost Above Minimum$0$0$1,750
Total Invoice$30,068$45,907$51,228
Adjustments for Features0-3,188-6,628
Feature-Adjusted Total Invoice$30,068$42,719$44,600
Cost Above Minimum$0$0$1,881

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Features Comparison: Mercury Grand Marquis vs. Cadillac DTS

Model Year201020092009
ModelGrand MarquisDTSDTS
TrimLSV8Performance
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
4-speed automatic$800$800$800
RWD$0  
FWD $0$0
Accessories 
Heated steering wheel  $100
Keyless entry keypad$50  
Remote start $150$150
Tilt steering wheel, manual$150$150 
Tilt/telescoping steering wheel, power  $350
Universal garage door opener  $100
Brakes, Airbags, and Other Safety 
Blind spot warning system  $200
Obstacle detection, front  $150
Obstacle detection, rear  $250
Side curtain airbags $350$350
Stability control $400$400
Cargo Management 
Cargo mat  $40
Cargo net  $40
Console with shifter  $150
Rear seat pass-through $100$100
Climate Control 
Dual-zone climate control $125$125
Rain-sensing wipers  $175
Rear air vents $100 
Rear air vents with automatic controls  $250
Variable intermittent wipers$75$75 
Exterior 
Bright-finished exhaust tip(s) $25$25
Laminated front side windows $200$200
Infotainment 
Aux input $50$50
Bluetooth cell phone link $100$100
CD changer, in-dash  $325
CD player$125$125 
MP3-compatible player $50$50
Satellite radio $200$200
Surround sound  $250
Telematics service, such as OnStar, with navigation $225$225
Instruments, Lights, and Mirrors 
Analog clock $25$25
Auto-dimming driver-side mirror $75$75
Auto-dimming headlights  $200
Illuminated vanity mirrors, rear seat  $100
Interior ambient lighting $150$150
Tachometer $75$75
Turn signals on or near mirrors $25$25
Xenon HID headlights $500$500
Seats and Interior Trim 
Cooled or ventilated front seats $300$300
Door sill trim plates $100$100
Heated second row seats  $200
Leather-wrapped steering wheel $150 
Massage, driver seat  $100
Massage, passenger seat  $100
Memory system, driver seat $200$200
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  
Wood trim  $300
Wood/leather-wrapped steering wheel$150 $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500
Auto-leveling rear shocks $200$200
Rear air springs, auto-leveling$350  
Sport suspension (upgrade)  $0
Whitewall tires$0  
Total Value of Features$1,900$5,325$8,980
Value of Feature Adjustments$0$3,425$7,080
Value of Feature Adjustments0-3,188-6,628

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Specifications Comparison: Mercury Grand Marquis vs. Cadillac DTS

Model Year20102009
ModelGrand MarquisDTS
Body4dr Sedan4dr Sedan
Wheelbase114.6 in115.6 in
Length212.0 in207.6 in
Width78.3 in74.8 in
Height58.3 in57.6 in
Curb Weight4,136 lb.4,010 lb.
Fuel Capacity19.0 gal.18.5 gal.
Row 1 Headroom39.5 in38.3 in
Row 1 Shoulder Room60.6 in60.0 in
Row 1 Hip Room57.4 in57.3 in
Row 1 Legroom41.6 in42.5 in
Row 2 Headroom37.8 in38.4 in
Row 2 Shoulder Room60.0 in59.2 in
Row 2 Hip Room56.1 in55.7 in
Row 2 Legroom38.0 in42.0 in
Cargo Volume20.6 ft318.8 ft3

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Option Package Details
Cadillac DTS V8

Heated front seats
FeatureValueRequested?
Heated front seats200Yes
Cooled or ventilated front seats300No
Memory system, driver seat200No
Auto-dimming driver-side mirror75No
Total Requested20026%
Total Not Requested57574%

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