Pontiac G8 Pontiac G8 2008 Mercedes-Benz SLK Mercedes-Benz SLK 2015

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Pontiac G8 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 G8 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $28,970

Pontiac G8   
Difference: $18,505

Lowest Total Invoice: $27,390

Pontiac G8   
Difference: $16,828

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008201520152015
ModelG8G8SLKSLKSLK
TrimBaseGTSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $26,910 $29,310 $43,950 $57,650 $70,900
Base Invoice $25,564 $27,844 $40,874 $53,615 $65,937
Premium Package 1,375 1,250      
Automatic climate control, front     760 760 760
Metallic paint (extra cost)     720 720 720
Rear spoiler     350 350  
Leather seating surfaces     770    
Premium Package 1,141 1,038      
Automatic climate control, front     707 707 707
Metallic paint (extra cost)     670 670 670
Rear spoiler     326 326  
Leather seating surfaces     716    
Options (change) 1,375 1,250 2,600 1,830 1,480
Options (change) 1,141 1,038 2,419 1,703 1,377
Destination 685 685 925 925 925
Total Price $28,970 $31,245 $47,475 $60,405 $73,305
Total Invoice $27,390 $29,567 $44,218 $56,243 $68,239

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Pontiac G8 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $10,560
TrueDelta Adjusted Invoice Difference: $9,428
Model Year20082008201520152015
ModelG8G8SLKSLKSLK
TrimBaseGTSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine256hp V6361hp V8201hp I4302hp V6415hp V8
TransmissionT5T6M6T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 7230, 11?, 8?, 8500, 11
Tire (rear if not all the same)245/45-18245/45-18225/45-17225/40-18235/40-18
Total Price$28,970$31,245$47,475$60,405$73,305
Adjustments for Features0-975-7,945-9,095-11,735
Feature-Adjusted Total Price$28,970$30,270$39,530$51,310$61,570
Cost Above Minimum$0$1,300$0$11,780$22,040
Total Invoice$27,390$29,567$44,218$56,243$68,239
Adjustments for Features0-923-7,400-8,468-10,924
Feature-Adjusted Total Invoice$27,390$28,644$36,818$47,775$57,315
Cost Above Minimum$0$1,254$0$10,957$20,497

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Features Comparison: Pontiac G8 vs. Mercedes-Benz SLK

Model Year20082008201520152015
ModelG8G8SLKSLKSLK
TrimBaseGTSLK250SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000    
6-speed manually-shiftable automatic $1100   
6-speed manual  $150  
7-speed manually-shiftable automatic   $1200$1200
RWD$0$0$0$0$0
Accessories 
Power rear side windows$200$200   
Remote app  $25$25$25
Remote start$150$150   
Remote window/roof operation    $15
Tilt/telescoping steering wheel, manual$250$250   
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
Driver drowsiness monitor  $150$150$150
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Roll bar  $200$200$200
Torque vectoring, brake-based    $100
Cargo Management 
Cargo net$40$40   
Rear seat pass-through$100$100   
Climate Control 
Automatic climate control, front $200$200$200$200
Dual-zone climate control $125$125$125$125
Heated windshield washer nozzles  $15$15$15
Interior air filter  $0$0$0
Rain-sensing wipers  $175$175$175
Rear air vents$100$100   
Residual heat  $50$50$50
Variable intermittent wipers$75$75   
Drivetrain 
Limited-slip rear differential $300   
Engine / Motor 
Automatic start / stop    $150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit   $0$0
Glass roof panel(s)  $300$300$300
Hood scoop$100$100   
Power retractable hardtop  $6750$6750$6750
Infotainment 
Bluetooth audio streaming  $25$25$25
Bluetooth cell phone link  $100$100$100
CD changer, in-dash $325   
CD player$125 $125$125$125
HD radio  $50$50$50
MP3-compatible player $50$50$50$50
Satellite radio    $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
USB port  $25$25$25
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$125   
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
Outside temperature display  $50$50$50
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
Center armrest(s), second row$50$50   
Heated front seats$200$200  $200
Leather door panel trim  $250$250$250
Manual lumbar adjuster, driver seat$50$50   
Manual lumbar adjuster, passenger seat$50$50   
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
Power 4-way lumbar adjuster, passenger seat  $150$150$150
Power recliner, driver seat  $100$100$100
Power recliner, passenger seat  $100$100$100
Synthetic suede inserts in leather seating surfaces    $0
Suspension, Wheels, and Tires 
Alloy wheels$350 $350$350$350
Machined alloy wheels $350   
Sport suspension (upgrade)    $0
Transmission 
Steering-wheel-mounted transmission controls   $100$100
Total Value of Features$3,265$4,240$11,210$12,360$15,000
Value of Feature Adjustments$0$975$7,945$9,095$11,735
Value of Feature Adjustments0-923-7,400-8,468-10,924

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Specifications Comparison: Pontiac G8 vs. Mercedes-Benz SLK

Model Year20082015
ModelG8SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase114.8 in95.7 in
Length196.1 in162.8 in
Width74.8 in71.5 in
Height57.7 in51.2 in
Curb Weight3,856 lb.3,242 lb.
Fuel Capacity19.0 gal.15.9 gal.
Row 1 Headroom38.7 in38.0 in
Row 1 Shoulder Room59.1 in52.2 in
Row 1 Hip Room56.7 in0.0 in
Row 1 Legroom42.2 in42.5 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room59.1 in0.0 in
Row 2 Hip Room58.0 in0.0 in
Row 2 Legroom39.4 in0.0 in
Cargo Volume,
Minimum
17.5 ft36.4 ft3
Cargo Volume,
Maximum
17.510.1 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 row50No
Leather-wrapped steering wheel150Yes
Total Requested145097%
Total Not Requested503%

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 row50No
Total Requested130096%
Total Not Requested504%

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%

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%

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%

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