Pontiac Grand Prix Pontiac Grand Prix 2008 Mercedes-Benz SLK Mercedes-Benz SLK 2015

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Pontiac Grand Prix vs. Mercedes-Benz SLK 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. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $28,680

Pontiac Grand Prix   
Difference: $19,595

Lowest Total Invoice: $26,485

Pontiac Grand Prix   
Difference: $18,477

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008201520152015
ModelGrand PrixGrand PrixSLKSLKSLK
TrimBaseGXPSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $22,210 $29,325 $43,950 $57,650 $70,900
Base Invoice $20,988 $27,712 $40,874 $53,615 $65,937
Premium Package 940        
Folding passenger seat 75        
Preferred Package 890        
Security Package 995        
Satellite radio 200 200      
Navigation system 2,540 2,145      
Floor mats 80 80      
Side curtain airbags   395      
Becker Map Pilot     800 800 800
Automatic climate control, front     760 760 760
Metallic paint (extra cost)     720 720 720
Rear spoiler     350 350  
Leather seating surfaces     770    
Premium Package 780        
Folding passenger seat 62        
Preferred Package 739        
Security Package 826        
Satellite radio 166 166      
Navigation system 2,108 1,780      
Floor mats 66 66      
Side curtain airbags   328      
Becker Map Pilot     744 744 744
Automatic climate control, front     707 707 707
Metallic paint (extra cost)     670 670 670
Rear spoiler     326 326  
Leather seating surfaces     716    
Options (change) 5,720 2,820 3,400 2,630 2,280
Options (change) 4,747 2,340 3,163 2,447 2,121
Destination 750 750 925 925 925
Total Price $28,680 $32,895 $48,275 $61,205 $74,105
Total Invoice $26,485 $30,802 $44,962 $56,987 $68,983

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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 Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac Grand Prix vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Pontiac Grand Prix
TrueDelta Adjusted Price Difference: $10,600
TrueDelta Adjusted Invoice Difference: $10,099
Model Year20082008201520152015
ModelGrand PrixGrand PrixSLKSLKSLK
TrimBaseGXPSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine200hp V6303hp V8201hp I4302hp V6415hp V8
TransmissionA4T4M6T7T7
DrivetrainFWDFWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)245, 9245, 9?, 8?, 8500, 11
Tire (rear if not all the same)225/60-16255/45-18225/45-17225/40-18235/40-18
Total Price$28,680$32,895$48,275$61,205$74,105
Adjustments for Features0-250-8,995-10,145-12,785
Feature-Adjusted Total Price$28,680$32,645$39,280$51,060$61,320
Cost Above Minimum$0$3,965$0$11,780$22,040
Total Invoice$26,485$30,802$44,962$56,987$68,983
Adjustments for Features0-234-8,378-9,446-11,901
Feature-Adjusted Total Invoice$26,485$30,568$36,584$47,541$57,082
Cost Above Minimum$0$4,083$0$10,957$20,498

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Features Comparison: Pontiac Grand Prix vs. Mercedes-Benz SLK

Model Year20082008201520152015
ModelGrand PrixGrand PrixSLKSLKSLK
TrimBaseGXPSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
4-speed automatic$800    
4-speed manually-shiftable automatic $900   
6-speed manual  $150  
7-speed manually-shiftable automatic   $1200$1200
FWD$0$0   
RWD  $0$0$0
Accessories 
Power rear side windows$200$200   
Remote app  $25$25$25
Remote keyless entry  $225$225$225
Remote keyless entry, extended range$225$225   
Remote start$150$150   
Remote window/roof operation    $15
Tilt steering wheel, manual$150$150   
Tilt/telescoping steering wheel, power  $350$350$350
Universal garage door opener  $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Brake assist  $50$50$50
Driver drowsiness monitor  $150$150$150
Front side airbags  $350$350$350
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Roll bar  $200$200$200
Stability control $400$400$400$400
Torque vectoring, brake-based    $100
Cargo Management 
Cargo net$40$40   
Overhead sunglass holder$25$25   
Climate Control 
Heated windshield washer nozzles  $15$15$15
Rain-sensing wipers  $175$175$175
Residual heat  $50$50$50
Variable intermittent wipers$75$75   
Engine / Motor 
Automatic start / stop    $150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit   $0$0
Bodyside moldings$75$75   
Bright-finished exhaust tip(s) $25$25$25$25
Glass roof panel(s)  $300$300$300
Power retractable hardtop  $6750$6750$6750
Infotainment 
Aux input  $50$50$50
Bluetooth audio streaming  $25$25$25
Bluetooth cell phone link  $100$100$100
HD radio  $50$50$50
MP3-compatible player  $50$50$50
Satellite radio$200$200  $200
SMS text-to-speech reader  $25$25$25
Surround sound    $250
Telematics service, such as OnStar$200$200   
Telematics service, such as OnStar, with navigation  $225$225$225
Traffic information  $25$25$25
USB port  $25$25$25
Voice control for nav and audio  $100$100$100
Instruments, Lights, and Mirrors 
Analog clock    $25
Auto-dimming driver-side mirror  $75$75$75
Auto-dimming headlights    $200
Auto-dimming rearview mirror  $150$150$150
Fog light, rear  $100$100$100
Fog lights $125   
Head-up display (HUD) $350   
Headlight washers    $50
Heated mirrors  $25$25$25
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Interior ambient lighting    $150
Mirror tilt-down in reverse  $25$25$25
Power-folding mirrors  $50$50$50
Steering-linked headlights    $150
Turn signals on or near mirrors  $25$25$25
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Xenon HID headlights    $500
Seats and Interior Trim 
Aluminum trim  $100$100$100
Door sill trim plates $100$100$100$100
Folding passenger seat$150$150   
Folding second row seats$300$300   
Heated front seats$200$200  $200
Leather door panel trim  $250$250$250
Leather seating surfaces$900 $900$900$900
Memory system, driver seat  $200$200$200
Memory system, passenger seat  $150$150$150
Metal pedals  $75$75$75
Neck-level heating, front seats    $150
No leather in second row  $-300$-300$-300
Power 4-way lumbar adjuster, driver seat $150$150$150$150
Power 4-way lumbar adjuster, passenger seat  $150$150$150
Power fore-aft adjuster, passenger seat  $100$100$100
Power height adjuster, passenger seat  $100$100$100
Power lumbar adjuster, driver seat$100    
Power recliner, driver seat  $100$100$100
Power recliner, passenger seat  $100$100$100
Power tilt adjuster, passenger seat  $100$100$100
Synthetic suede inserts in leather seating surfaces $0  $0
Suspension, Wheels, and Tires 
Alloy wheels$350 $350$350$350
Performance steering system (optional) $0   
Polished alloy wheels $350   
Sport suspension (upgrade) $0  $0
Transmission 
Steering-wheel-mounted transmission controls   $100$100
Total Value of Features$4,240$4,490$13,235$14,385$17,025
Value of Feature Adjustments$0$250$8,995$10,145$12,785
Value of Feature Adjustments0-234-8,378-9,446-11,901

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Specifications Comparison: Pontiac Grand Prix vs. Mercedes-Benz SLK

Model Year20082015
ModelGrand PrixSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase110.5 in95.7 in
Length198.3 in162.8 in
Width71.6 in71.5 in
Height55.9 in51.2 in
Curb Weight3,478 lb.3,242 lb.
Fuel Capacity17.0 gal.15.9 gal.
Row 1 Headroom38.8 in38.0 in
Row 1 Shoulder Room58.0 in52.2 in
Row 1 Hip Room54.5 in0.0 in
Row 1 Legroom42.2 in42.5 in
Row 2 Headroom36.2 in0.0 in
Row 2 Shoulder Room54.8 in0.0 in
Row 2 Hip Room54.3 in0.0 in
Row 2 Legroom36.2 in0.0 in
Cargo Volume,
Minimum
16.0 ft36.4 ft3
Cargo Volume,
Maximum
16.010.1 ft3

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Option Package Details
Pontiac Grand Prix

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Total Requested1425100%
Total Not Requested00%
Preferred Package
FeatureValueRequested?
Audio controls on steering wheel125Yes
Illuminated visor mirror, driver40No
Illuminated visor mirror, passenger40No
Power lumbar adjuster, driver seat100Yes
Trip computer150Yes
Leather-wrapped steering wheel150Yes
Outside temperature display50Yes
Compass0Yes
Map lights25No
Cargo net40No
Overhead sunglass holder25No
Remote start150No
Remote keyless entry, extended range0No
Total Requested57564%
Total Not Requested32036%
Security Package
FeatureValueRequested?
Antilock brakes (ABS)400Yes
Traction control100Yes
Side curtain airbags350Yes
Total Requested850100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK250

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Leather door panel trim250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Mercedes-Benz SLK SLK350

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

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