Pontiac G8 Pontiac G8 2009 Mercedes-Benz SLK Mercedes-Benz SLK 2016
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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: $39,995

Pontiac G8 GXP   
Difference: $34,250

Lowest Total Invoice: $37,926

Pontiac G8 GXP   
Difference: $31,187

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092016
ModelG8SLK
TrimGXPAMG SLK55
Body4dr Sedan2dr Hardtop conv.
Base Price $37,610 $72,600
Base Invoice $35,541 $67,518
Metallic paint (extra cost)   720
Metallic paint (extra cost)   670
Options (change) 0 720
Options (change) 0 670
Destination 685 925
Gas Tax 1,700 0
Total Price $39,995 $74,245
Total Invoice $37,926 $69,113

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

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

Lowest Adjusted Price and Invoice: Pontiac G8 GXP
TrueDelta Adjusted Price Difference: $23,815
TrueDelta Adjusted Invoice Difference: $21,473
Model Year20092016
ModelG8SLK
TrimGXPAMG SLK55
Body4dr Sedan2dr Hardtop conv.
Engine415hp V8415hp V8
TransmissionT6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)13/20 MPG19/28 MPG
Audio (watts, speakers)230, 11500, 11
Tire (rear if not all the same)245/40-19235/40-18
Total Price$39,995$74,245
Adjustments for Features0-10,435
Feature-Adjusted Total Price$39,995$63,810
Total Invoice$37,926$69,113
Adjustments for Features0-9,714
Feature-Adjusted Total Invoice$37,926$59,399

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Features Comparison: Pontiac G8 vs. Mercedes-Benz SLK

Model Year20092016
ModelG8SLK
TrimGXPAMG SLK55
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Power rear side windows$200 
Proximity key $250
Remote app $25
Remote start$150 
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Driver drowsiness monitor $150
Knee airbag, driver $75
Knee airbag, passenger $75
Roll bar $200
Temporary spare tire $150
Torque vectoring, brake-based $100
Cargo Management 
Cargo net$40 
Rear seat pass-through$100 
Climate Control 
Automatic climate control, front$200 
Dual-zone climate control$125 
Heated windshield washer nozzles $15
Interior air filter $0
Rain-sensing wipers $175
Rear air vents$100 
Residual heat $50
Variable intermittent wipers$75 
Drivetrain 
Limited-slip rear differential$300 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Exterior 
Body kit $0
Glass roof panel(s) $300
Hood scoop$100 
Power retractable hardtop $6750
Infotainment 
Bluetooth audio streaming $25
CD changer, in-dash$325 
CD player $125
HD radio $50
SMS text-to-speech reader $25
Surround sound $250
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming driver-side mirror $75
Auto-dimming headlights $200
Auto-dimming rearview mirror $150
Fog light, rear $100
Fog lights$125 
Headlight washers $50
Heated mirrors $25
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting $150
Mirror tilt-down in reverse $25
Outside temperature display $50
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row$50 
Leather door panel trim $250
Manual lumbar adjuster, driver seat$50 
Manual lumbar adjuster, passenger seat$50 
Memory system, driver seat $200
Memory system, passenger seat $150
Neck-level heating, front seats $150
No leather in second row $-300
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power recliner, driver seat $100
Power recliner, passenger seat $100
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Alloy wheels $350
Polished alloy wheels$350 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$3,990$14,425
Value of Feature Adjustments$0$10,435
Value of Feature Adjustments0-9,714

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See a complete comparison of Pontiac G8 vs. Mercedes-Benz SLK features.

Specifications Comparison: Pontiac G8 vs. Mercedes-Benz SLK

Model Year20092016
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 Weight4,020 lb.3,528 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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See a complete comparison of Pontiac G8 vs. Mercedes-Benz SLK specs.

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