Pontiac Grand Prix Pontiac Grand Prix 2008 Mercury Mariner Mercury Mariner 2011
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Pontiac Grand Prix vs. Mercury Mariner 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 Grand Prix vs. Mercury Mariner Invoice Comparison

Lowest Total Price: $31,045

Mercury Mariner Premier   
Difference: $2,745

Lowest Total Invoice: $28,695

Mercury Mariner Premier   
Difference: $2,850

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082011
ModelGrand PrixMariner
TrimGXPPremier
Body4dr Sedan4dr SUV
Base Price $29,325 $25,635
Base Invoice $27,712 $23,928
Satellite radio 200  
Floor mats 80  
Side curtain airbags 395  
Sunroof 895  
Navigation system 2,145 1,845
Moon and Tune Elite Package   895
Amenities Package   600
Remote start   345
3.0L V6   1,000
Satellite radio 166  
Floor mats 66  
Side curtain airbags 328  
Sunroof 743  
Navigation system 1,780 1,569
Moon and Tune Elite Package   761
Amenities Package   509
Remote start   293
3.0L V6   910
Options (change) 3,715 4,685
Options (change) 3,083 4,042
Destination 750 725
Total Price $33,790 $31,045
Total Invoice $31,545 $28,695

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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 Grand Prix dealer quotes or Mercury Mariner dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac Grand Prix vs. Mercury Mariner

Lowest Adjusted Price and Invoice: Mercury Mariner Premier
TrueDelta Adjusted Price Difference: $5,090
TrueDelta Adjusted Invoice Difference: $5,017
Model Year20082011
ModelGrand PrixMariner
TrimGXPPremier
Body4dr Sedan4dr SUV
Engine303hp V8240hp V6
TransmissionT4A6
DrivetrainFWDFWD
EPA Fuel Economy (city/highway)16/25 MPG19/25 MPG
Audio (watts, speakers)245, 9320, 7
Tire (rear if not all the same)255/45-18235/70-16
Total Price$33,790$31,045
Adjustments for Features0-2,345
Feature-Adjusted Total Price$33,790$28,700
Total Invoice$31,545$28,695
Adjustments for Features0-2,167
Feature-Adjusted Total Invoice$31,545$26,528

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Features Comparison: Pontiac Grand Prix vs. Mercury Mariner

Model Year20082011
ModelGrand PrixMariner
TrimGXPPremier
Body4dr Sedan4dr SUV
Transmission and Drivetrain 
4-speed manually-shiftable automatic$900 
6-speed automatic $1000
FWD$0$0
Accessories 
Keyless entry keypad $50
Remote keyless entry $225
Remote keyless entry, extended range$225 
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
4-wheel disc brakes$150 
911 assist $25
Brake assist $50
Front side airbags $350
Obstacle detection, rear $250
Rollover sensor $50
Safety key $5
Vehicle health reports $0
Cargo Management 
Cargo cover $75
Cargo net$40 
Liftglass or two-piece tailgate $150
Overhead sunglass holder $25
Roof rack $300
Climate Control 
Interior air filter$0 
Rear wiper $175
Exterior 
Bodyside moldings$75 
Deep-tinted rear windows $275
Rear bumper protector $40
Rear spoiler$200 
Infotainment 
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
Media drive $15
MP3-compatible player $50
Navigation, turn-by-turn $25
Telematics service, such as OnStar$200 
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror $150
Head-up display (HUD)$350 
Heated mirrors $25
Interior ambient lighting $150
Spotter mirror(s) $50
Seats and Interior Trim 
Door sill trim plates$100 
Folding passenger seat$150 
Leather seating surfaces $900
Manual lumbar adjuster, driver seat $50
Power 4-way lumbar adjuster, driver seat$150 
Suspension, Wheels, and Tires 
Machined alloy wheels $350
Performance steering system (optional)$0 
Polished alloy wheels$350 
Sport suspension (upgrade)$0 
Total Value of Features$2,890$5,235
Value of Feature Adjustments$0$2,345
Value of Feature Adjustments0-2,167

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See a complete comparison of Pontiac Grand Prix vs. Mercury Mariner features.

Specifications Comparison: Pontiac Grand Prix vs. Mercury Mariner

Model Year20082011
ModelGrand PrixMariner
Body4dr Sedan4dr SUV
Wheelbase110.5 in103.1 in
Length198.3 in175.2 in
Width71.6 in71.1 in
Height55.9 in67.7 in
Curb Weight3,600 lb.3,385 lb.
Fuel Capacity17.0 gal.16.5 gal.
Row 1 Headroom38.8 in40.4 in
Row 1 Shoulder Room58.0 in56.6 in
Row 1 Hip Room54.5 in53.4 in
Row 1 Legroom42.2 in41.6 in
Row 2 Headroom36.2 in39.2 in
Row 2 Shoulder Room54.8 in55.9 in
Row 2 Hip Room54.3 in49.1 in
Row 2 Legroom36.2 in35.6 in
Cargo Volume,
Minimum		16.0 ft329.2 ft3
Cargo Volume,
Maximum		16.066.3 ft3

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See a complete comparison of Pontiac Grand Prix vs. Mercury Mariner specs.

Option Package Details
Mercury Mariner Premier

Moon and Tune Elite Package
FeatureValueRequested?
Sunroof900Yes
Unbranded, 320W, 7 speakers (with subwoofer)350No
Total Requested90072%
Total Not Requested35028%
Amenities Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100No
Obstacle detection, rear250No
Dual-zone climate control125Yes
Total Requested32548%
Total Not Requested35052%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75No
Media drive, large15No
Total Requested60087%
Total Not Requested9013%

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