Mercury Grand Marquis Mercury Grand Marquis 2007 Toyota Sienna Toyota Sienna 2008
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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: $33,720

Mercury Grand Marquis LS   
Difference: $1,591

Lowest Total Invoice: $31,384

Toyota Sienna XLE   
Difference: $149

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720082008
ModelGrand MarquisSiennaSienna
TrimLSXLELimited
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.
Base Price $29,570 $29,625 $35,565
Base Invoice $27,814 $26,365 $31,651
Wood/leather-wrapped steering wheel 300    
Handling Package 615    
CD changer, in-dash 695    
Front side airbags 395    
Leather seating surfaces 0    
Heated front seats 295    
Sunroof 1,025    
Preferred Accessory Package   292 292
Foglamp Package   150  
XLE Extra Value Package #2   1,470  
AWD   2,760 2,200
Auto-dimming rearview mirror   269  
Wood/leather-wrapped steering wheel 261    
Handling Package 535    
CD changer, in-dash 605    
Front side airbags 344    
Leather seating surfaces 0    
Heated front seats 257    
Sunroof 892    
Preferred Accessory Package   187 187
Foglamp Package   120  
XLE Extra Value Package #2   1,323  
AWD   2,455 1,958
Auto-dimming rearview mirror   189  
Options (change) 3,325 4,941 2,492
Options (change) 2,894 4,274 2,145
Destination 825 745 745
Total Price $33,720 $35,311 $38,802
Total Invoice $31,533 $31,384 $34,541

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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: $5,274
TrueDelta Adjusted Invoice Difference: $6,251
Model Year200720082008
ModelGrand MarquisSiennaSienna
TrimLSXLELimited
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.
Engine239hp V8266hp V6266hp V6
TransmissionA4A5A5
DrivetrainRWDAWDAWD
EPA Fuel Economy (city/highway)17/25 MPG16/21 MPG16/21 MPG
Audio (watts, speakers)?, 9?, 6360, 10
Tire (rear if not all the same)225/60-16225/60-17225/60-17
Total Price$33,720$35,311$38,802
Adjustments for Features0-6,865-7,715
Feature-Adjusted Total Price$33,720$28,446$31,087
Cost Above Minimum$0$0$2,641
Total Invoice$31,533$31,384$34,541
Adjustments for Features0-6,102-6,868
Feature-Adjusted Total Invoice$31,533$25,282$27,673
Cost Above Minimum$0$0$2,391

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Features Comparison: Mercury Grand Marquis vs. Toyota Sienna

Model Year200720082008
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
Power-adjustable pedals$125  
Sunshades, second row $125$125
Sunshades, third row $125$125
Tilt steering wheel, manual$150  
Tilt/telescoping steering wheel, manual $250$250
Brakes, Airbags, and Other Safety 
Obstacle detection, front  $150
Obstacle detection, rear  $250
Side curtain airbags, three rows $500$500
Stability control $400$400
Tire-pressure monitor $75$75
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 
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
Infotainment 
Aux input $50$50
Bluetooth cell phone link  $100
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-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  
Touring suspension (upgrade)$0  
Total Value of Features$1,975$8,840$9,690
Value of Feature Adjustments$0$6,865$7,715
Value of Feature Adjustments0-6,102-6,868

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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 Year20072008
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
Mercury Grand Marquis LS

Handling Package
FeatureValueRequested?
Touring suspension (upgrade)250No
Rear air springs, auto-leveling350No
Alloy wheels, optional design0No
4.6L V8
OHC-2v
239 hp@4900
287 lb-ft@4100		1000Yes
Summer tires (optional)0No
3.27 axle ratioNo
Total Requested100063%
Total Not Requested60037%

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 #2
FeatureValueRequested?
Sunroof900Yes
Leather seating surfaces900Yes
Heated front seats200Yes
Sunshades, second row125No
Sunshades, third row125No
Leather seating surfaces, third-row seats200No
Total Requested200082%
Total Not Requested45018%
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
See TrueDelta's information for all Mercury models.