BMW 6-Series BMW 6-Series 2015 Mercedes-Benz SLK Mercedes-Benz SLK 2012

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

Lowest Total Price: $74,715

Mercedes-Benz SLK SLK55 AMG   
Difference: $45,780

Lowest Total Invoice: $69,548

Mercedes-Benz SLK SLK55 AMG   
Difference: $42,172

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152012
Model6-SeriesSLK
TrimM6SLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Base Price $118,200 $67,500
Base Invoice $109,425 $62,775
Wood trim 0  
Lighting Package   1,090
Multimedia Package   2,150
Automatic climate control, front   760
Obstacle detection, rear   970
Metallic paint (extra cost)   720
Proximity key   650
Wood trim 0  
Lighting Package   1,014
Multimedia Package   2,000
Automatic climate control, front   707
Obstacle detection, rear   902
Metallic paint (extra cost)   670
Proximity key   605
Options (change) 0 6,340
Options (change) 0 5,898
Destination 995 875
Gas Tax 1,300 0
Total Price $120,495 $74,715
Total Invoice $111,720 $69,548

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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 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 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $45,460
TrueDelta Adjusted Invoice Difference: $41,875
Model Year20152012
Model6-SeriesSLK
TrimM6SLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Engine560hp V8415hp V8
TransmissionS7T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG19/28 MPG
Audio (watts, speakers)600, 12500, 11
Tire (rear if not all the same)265/40-19235/40-18
Total Price$120,495$74,715
Adjustments for Features-3200
Feature-Adjusted Total Price$120,175$74,715
Total Invoice$111,720$69,548
Adjustments for Features-2970
Feature-Adjusted Total Invoice$111,423$69,548

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

Model Year20152012
Model6-SeriesSLK
TrimM6SLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Parking guidance system - passive $250
Power door closers$300 
Power rear side windows$200 
Power retractable rear window$350 
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500 
Driver drowsiness monitor $150
Rearview camera$200 
Roll bar $200
Side curtain airbags $350
Temporary spare tire $150
Torque vectoring, brake-based $100
Cargo Management 
Cargo mat$40 
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Automatic air recirculation$100 
Drivetrain 
Active rear differential$500 
Engine / Motor 
Dual-mode exhaust, switchable $500
Regenerative braking$0 
Exterior 
Body kit $0
Painted brake calipers (optional)$0 
Power convertible top$4000 
Power retractable hardtop $6750
Rear spoiler $200
Infotainment 
App support$0 
CD changer, in-dash $325
CD player$125 
Concierge Services - 3 year subscription$150 
Handwriting recognition$200 
In-vehicle Internet$150 
S Voice support$0 
Satellite radio $200
Satellite radio - one year subscription$250 
SD Card slot $25
Siri Eyes Free support$0 
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass $0
Cornering lights$50 
Fog light, rear $100
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row$50 
Door sill trim plates $100
Illuminated door sill trim plates$200 
Metal pedals $75
Neck-level heating, front seats $150
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 
Wood trim$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Transmission 
Launch control$100 
Total Value of Features$10,990$10,670
Value of Feature Adjustments$320$0
Value of Feature Adjustments-2970

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

Model Year20152012
Model6-SeriesSLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase112.4 in95.7 in
Length192.8 in162.8 in
Width74.6 in71.5 in
Height53.7 in51.2 in
Curb Weight4,538 lb.3,583 lb.
Fuel Capacity18.5 gal.15.9 gal.
Row 1 Headroom40.3 in38.0 in
Row 1 Shoulder Room56.9 in52.2 in
Row 1 Legroom42.1 in42.5 in
Row 2 Headroom36.5 in0.0 in
Row 2 Shoulder Room49.6 in0.0 in
Row 2 Legroom30.5 in0.0 in
Cargo Volume,
Minimum
10.6 ft36.4 ft3
Cargo Volume,
Maximum
10.610.1 ft3

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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%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Parking guidance system - passive250No
Total Requested40062%
Total Not Requested25038%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested700100%
Total Not Requested00%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive, large15Yes
Traffic + travel information25Yes
SD Card slot25No
Total Requested74077%
Total Not Requested22523%

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