Mercury Grand Marquis Mercury Grand Marquis 2009 Toyota Sienna Toyota Sienna 2010
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Mercury Grand Marquis vs. Toyota Sienna 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. Toyota Sienna Invoice Comparison

Lowest Total Price: $30,740

Mercury Grand Marquis LS   
Difference: $3,726

Lowest Total Invoice: $28,806

Mercury Grand Marquis LS   
Difference: $2,147

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920102010
ModelGrand MarquisSiennaSienna
TrimLSXLELimited
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.
Base Price $29,270 $29,725 $35,665
Base Invoice $27,413 $26,751 $32,097
Wood/leather-wrapped steering wheel 300    
Heated front seats 295    
Preferred Accessory Package   292 292
Foglamp Package   150  
XLE Extra Value Package #1   470  
AWD   2,760 2,200
Auto-dimming rearview mirror   269  
Wood/leather-wrapped steering wheel 261    
Heated front seats 257    
Preferred Accessory Package   187 187
Foglamp Package   120  
XLE Extra Value Package #1   423  
AWD   2,483 1,980
Auto-dimming rearview mirror   189  
Options (change) 595 3,941 2,492
Options (change) 518 3,402 2,167
Destination 875 800 800
Total Price $30,740 $34,466 $38,957
Total Invoice $28,806 $30,953 $35,064

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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 Toyota Sienna dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercury Grand Marquis vs. Toyota Sienna

Lowest Adjusted Price and Invoice: Toyota Sienna XLE
TrueDelta Adjusted Price Difference: $3,679
TrueDelta Adjusted Invoice Difference: $4,503
Model Year200920102010
ModelGrand MarquisSiennaSienna
TrimLSXLELimited
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.
Engine224hp V8266hp V6266hp V6
TransmissionA4A5A5
DrivetrainRWDAWDAWD
EPA Fuel Economy (city/highway)15/23 MPG16/21 MPG16/21 MPG
Audio (watts, speakers)?, 4?, 6360, 10
Tire (rear if not all the same)225/60-17225/60-17225/60-17
Total Price$30,740$34,466$38,957
Adjustments for Features0-7,405-9,155
Feature-Adjusted Total Price$30,740$27,061$29,802
Cost Above Minimum$0$0$2,741
Total Invoice$28,806$30,953$35,064
Adjustments for Features0-6,650-8,240
Feature-Adjusted Total Invoice$28,806$24,303$26,824
Cost Above Minimum$0$0$2,521

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Features Comparison: Mercury Grand Marquis vs. Toyota Sienna

Model Year200920102010
ModelGrand MarquisSiennaSienna
TrimLSXLELimited
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.
Transmission and Drivetrain 
4-speed automatic$800  
5-speed automatic $900$900
RWD$0  
AWD $1700$1700
Accessories 
Dual power sliding doors $800$800
Keyless entry keypad$50  
Power flip-out rear side windows $125$125
Power liftgate $350$350
Sunshades, second row $125$125
Sunshades, third row $125$125
Tilt steering wheel, manual$150  
Tilt/telescoping steering wheel, manual $250$250
Universal garage door opener $100$100
Brakes, Airbags, and Other Safety 
Obstacle detection, front  $150
Obstacle detection, rear  $250
Side curtain airbags, three rows $500$500
Stability control $400$400
Temporary spare tire$150  
Tires, run-flat $150$150
Cargo Management 
Cargo net $40$40
Overhead sunglass holder $25$25
Removable console $200$200
Roof rack $300$300
Climate Control 
Automatic air recirculation $100$100
Dual-zone climate control $125$125
Rear air vents with automatic controls $250$250
Rear HVAC unit $400$400
Rear wiper $175$175
Wiper de-icer $25$25
Exterior 
Deep-tinted rear windows $275$275
Rear bumper protector $40$40
Sunroof  $900
Infotainment 
Aux input $50$50
Bluetooth cell phone link  $100
CD changer, in-dash $325$325
CD player$125  
MP3-compatible player $50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75
Conversation mirror $25$25
Cornering lights$50  
Power-folding mirrors  $50
Tachometer $75$75
Turn signals on or near mirrors  $25
Seats and Interior Trim 
Folding second row seats $300$300
Leather seating surfaces, third-row seats $200$200
Leather-wrapped steering wheel $150$150
Manual fore-aft adjuster, second row seats $75$75
Manual recliner, second row seats $75$75
Manual recliner, third row seats $125$125
Memory system, driver seat  $200
Power height adjuster, passenger seat$100  
Power lumbar adjuster, passenger seat$100  
Power tilt adjuster, passenger seat$100  
Removable second row seats $0$0
Stowable third row seats $600$600
Wood/leather-wrapped steering wheel$150  
Suspension, Wheels, and Tires 
Rear air springs, auto-leveling$350  
Whitewall tires$0  
Total Value of Features$2,125$9,530$11,280
Value of Feature Adjustments$0$7,405$9,155
Value of Feature Adjustments0-6,650-8,240

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See a complete comparison of Mercury Grand Marquis vs. Toyota Sienna features.

Specifications Comparison: Mercury Grand Marquis vs. Toyota Sienna

Model Year20092010
ModelGrand MarquisSienna
Body4dr Sedan4dr Minivan, ext.
Wheelbase114.6 in119.3 in
Length212.0 in200.0 in
Width78.3 in77.4 in
Height58.3 in68.9 in
Curb Weight4,135 lb.4,398 lb.
Fuel Capacity19.0 gal.20.0 gal.
Row 1 Headroom39.5 in42.0 in
Row 1 Shoulder Room60.6 in63.8 in
Row 1 Hip Room57.4 in58.4 in
Row 1 Legroom41.6 in42.9 in
Row 2 Headroom37.8 in40.2 in
Row 2 Shoulder Room60.0 in64.9 in
Row 2 Hip Room56.1 in67.5 in
Row 2 Legroom38.0 in39.6 in
Row 3 Headroom0.0 in38.1 in
Row 3 Shoulder Room0.0 in61.1 in
Row 3 Hip Room0.0 in51.8 in
Row 3 Legroom0.0 in39.5 in
Cargo Volume,
Minimum		20.6 ft343.6 ft3
Cargo Volume,
Behind R2		20.694.5 ft3
Cargo Volume,
Maximum		20.6148.9 ft3

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See a complete comparison of Mercury Grand Marquis vs. Toyota Sienna specs.

Option Package Details
Toyota Sienna XLE

Preferred Accessory Package
FeatureValueRequested?
Floor mats75Yes
Cargo net40No
First-aid kit15No
Total Requested7558%
Total Not Requested5542%
Foglamp Package
FeatureValueRequested?
Fog lights125Yes
Wiper de-icer25No
Daytime running lights (optional)0No
Total Requested12583%
Total Not Requested2517%
XLE Extra Value Package #1
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Sunshades, second row125No
Sunshades, third row125No
Leather seating surfaces, third-row seats200No
Total Requested110071%
Total Not Requested45029%
AWD
FeatureValueRequested?
AWD0Yes
Tires, run-flat150No
225/60R17 tires400No
Wiper de-icer25No
Total Requested00%
Total Not Requested575100%

Option Package Details
Toyota Sienna Limited

AWD
FeatureValueRequested?
AWD0Yes
Tires, run-flat150No
Total Requested00%
Total Not Requested150100%
Preferred Accessory Package
FeatureValueRequested?
Floor mats75Yes
Cargo net40No
First-aid kit15No
Total Requested7558%
Total Not Requested5542%

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See TrueDelta's information for all Sedans
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