BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2013 Mercedes-Benz SLK Mercedes-Benz SLK 2008

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BMW 6-Series Gran Coupe 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.

BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $70,800

Mercedes-Benz SLK SLK55 AMG   
Difference: $17,295

Lowest Total Invoice: $65,995

Mercedes-Benz SLK SLK55 AMG   
Difference: $15,305

Calculate Payments

  Down Payment Interest Rate Term
Model Year20132008
Model6-Series Gran CoupeSLK
Trim650iSLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $87,200 $63,200
Base Invoice $80,405 $58,776
Aluminum trim 0  
Lighting Package   1,010
Metallic paint (extra cost)   710
iPod integration   375
Automatic climate control, front   720
Navigation system   1,200
Premium II Package   1,410
Aluminum trim 0  
Lighting Package   939
Metallic paint (extra cost)   659
iPod integration   349
Automatic climate control, front   670
Navigation system   1,116
Premium II Package   1,311
Options (change) 0 5,425
Options (change) 0 5,044
Destination 895 875
Gas Tax 0 1,300
Total Price $88,095 $70,800
Total Invoice $81,300 $65,995

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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 BMW 6-Series Gran Coupe dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $19,860
TrueDelta Adjusted Invoice Difference: $17,696
Model Year20132008
Model6-Series Gran CoupeSLK
Trim650iSLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine445hp V8355hp V8
TransmissionT8T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/25 MPG14/20 MPG
Audio (watts, speakers)205, 9380, 11
Tire (rear if not all the same)245/40-19225/40-18
Total Price$88,095$70,800
Adjustments for Features0-2,565
Feature-Adjusted Total Price$88,095$68,235
Total Invoice$81,300$65,995
Adjustments for Features0-2,391
Feature-Adjusted Total Invoice$81,300$63,604

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Features Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20132008
Model6-Series Gran CoupeSLK
Trim650iSLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Power rear side windows$200 
Proximity key$250 
Remote app$25 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Rearview camera$200 
Side curtain airbags$350 
Temporary spare tire $150
Tires, run-flat$150 
Cargo Management 
Cargo mat$40 
Climate Control 
Automatic air recirculation$100 
Rear air vents with manual controls$150 
Engine / Motor 
Automatic start / stop$150 
Regenerative braking$0 
Exterior 
Body kit $0
Power retractable hardtop $6750
Power-venting glass roof panel$300 
Rear spoiler $200
Infotainment 
Bluetooth audio streaming$25 
DVD-compatible player$0 
HD radio$50 
iPod integration $100
Media drive$15 
MP3-compatible player$50 
Satellite radio $200
SMS text-to-speech reader$25 
Surround sound $250
Traffic information$25 
USB port$25 
Voice control for external devices$0 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Fog light, rear $100
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Folding second row seats$300 
Metal pedals $75
No leather in second row $-300
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Upholstered instrument panel$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Sport suspension (upgrade) $0
Total Value of Features$6,305$8,870
Value of Feature Adjustments$0$2,565
Value of Feature Adjustments0-2,391

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Specifications Comparison: BMW 6-Series Gran Coupe vs. Mercedes-Benz SLK

Model Year20132008
Model6-Series Gran CoupeSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.9 in95.7 in
Length197.2 in160.7 in
Width74.6 in70.4 in
Height54.8 in51.0 in
Curb Weight4,430 lb.3,420 lb.
Fuel Capacity18.5 gal.18.5 gal.
Row 1 Headroom40.6 in37.9 in
Row 1 Shoulder Room56.7 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.1 in42.5 in
Row 2 Headroom37.0 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.3 in0.0 in
Cargo Volume,
Minimum
16.2 ft36.5 ft3
Cargo Volume,
Maximum
16.29.8 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested15020%
Total Not Requested60080%

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