Pontiac G8 Pontiac G8 2008 Mercury Grand Marquis Mercury Grand Marquis 2010

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Pontiac G8 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.

Pontiac G8 vs. Mercury Grand Marquis Invoice Comparison

Lowest Total Price: $28,970

Pontiac G8   
Difference: $2,310

Lowest Total Invoice: $27,390

Pontiac G8   
Difference: $2,073

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082010
ModelG8G8Grand Marquis
TrimBaseGTLS
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $26,910 $29,310 $29,810
Base Invoice $25,564 $27,844 $28,070
Premium Package 1,375 1,250  
Wood/leather-wrapped steering wheel     300
Heated front seats     295
Premium Package 1,141 1,038  
Wood/leather-wrapped steering wheel     261
Heated front seats     257
Options (change) 1,375 1,250 595
Options (change) 1,141 1,038 518
Destination 685 685 875
Total Price $28,970 $31,245 $31,280
Total Invoice $27,390 $29,567 $29,463

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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 Pontiac G8 dealer quotes or Mercury Grand Marquis dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Mercury Grand Marquis

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $3,400
TrueDelta Adjusted Invoice Difference: $3,104
Model Year200820082010
ModelG8G8Grand Marquis
TrimBaseGTLS
Body4dr Sedan4dr Sedan4dr Sedan
Engine256hp V6361hp V8224hp V8
TransmissionT5T6A4
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 7230, 11?, 4
Tire (rear if not all the same)245/45-18245/45-18225/60-17
Total Price$28,970$31,245$31,280
Adjustments for Features-1,090-2,0650
Feature-Adjusted Total Price$27,880$29,180$31,280
Cost Above Minimum$0$1,300$0
Total Invoice$27,390$29,567$29,463
Adjustments for Features-1,031-1,9540
Feature-Adjusted Total Invoice$26,359$27,613$29,463
Cost Above Minimum$0$1,254$0

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Features Comparison: Pontiac G8 vs. Mercury Grand Marquis

Model Year200820082010
ModelG8G8Grand Marquis
TrimBaseGTLS
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000  
6-speed manually-shiftable automatic $1100 
4-speed automatic  $800
RWD$0$0$0
Accessories 
Keyless entry keypad  $50
Remote start$150$150 
Tilt steering wheel, manual  $150
Tilt/telescoping steering wheel, manual$250$250 
Brakes, Airbags, and Other Safety 
Side curtain airbags$350$350 
Stability control$400$400 
Cargo Management 
Cargo net$40$40 
Console with shifter$150$150 
Rear seat pass-through$100$100 
Climate Control 
Automatic climate control, front $200$200
Dual-zone climate control $125 
Interior air filter  $0
Rear air vents$100$100 
Drivetrain 
Limited-slip rear differential $300 
Exterior 
Bodyside moldings  $75
Bright-finished exhaust tip(s)$25$25 
Hood scoop$100$100 
Rear spoiler$200$200 
Infotainment 
Aux input$50$50 
CD changer, in-dash $325 
CD player$125 $125
MP3-compatible player $50 
Telematics service, such as OnStar$200$200 
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror  $150
Cornering lights  $50
Heated mirrors  $25
Outside temperature display  $50
Tachometer$75$75 
Seats and Interior Trim 
Door sill trim plates$100$100 
Leather-wrapped steering wheel$150$150 
Manual lumbar adjuster, driver seat$50$50 
Manual lumbar adjuster, passenger seat$50$50 
Power lumbar adjuster, driver seat  $100
Power lumbar adjuster, passenger seat  $100
Power recliner, driver seat  $100
Power recliner, passenger seat  $100
Wood/leather-wrapped steering wheel  $150
Suspension, Wheels, and Tires 
Alloy wheels$350 $350
Machined alloy wheels $350 
Rear air springs, auto-leveling  $350
Whitewall tires  $0
Total Value of Features$4,015$4,990$2,925
Value of Feature Adjustments$1,090$2,065$0
Value of Feature Adjustments-1,031-1,9540

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Specifications Comparison: Pontiac G8 vs. Mercury Grand Marquis

Model Year20082010
ModelG8Grand Marquis
Body4dr Sedan4dr Sedan
Wheelbase114.8 in114.6 in
Length196.1 in212.0 in
Width74.8 in78.3 in
Height57.7 in58.3 in
Curb Weight3,856 lb.4,136 lb.
Fuel Capacity19.0 gal.19.0 gal.
Row 1 Headroom38.7 in39.5 in
Row 1 Shoulder Room59.1 in60.6 in
Row 1 Hip Room56.7 in57.4 in
Row 1 Legroom42.2 in41.6 in
Row 2 Headroom38.0 in37.8 in
Row 2 Shoulder Room59.1 in60.0 in
Row 2 Hip Room58.0 in56.1 in
Row 2 Legroom39.4 in38.0 in
Cargo Volume17.5 ft320.6 ft3

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Option Package Details
Pontiac G8

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Center armrest(s), second row50Yes
Leather-wrapped steering wheel150Yes
Total Requested1500100%
Total Not Requested00%

Option Package Details
Pontiac G8 GT

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Center armrest(s), second row50Yes
Total Requested1350100%
Total Not Requested00%

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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