BMW 6-Series BMW 6-Series 2015 Mercedes-Benz SLK Mercedes-Benz SLK 2008

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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: $70,800

Mercedes-Benz SLK SLK55 AMG   
Difference: $49,695

Lowest Total Invoice: $65,995

Mercedes-Benz SLK SLK55 AMG   
Difference: $45,725

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152008
Model6-SeriesSLK
TrimM6SLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Base Price $118,200 $63,200
Base Invoice $109,425 $58,776
Wood trim 0  
Lighting Package   1,010
Premium II Package   1,410
Metallic paint (extra cost)   710
iPod integration   375
Automatic climate control, front   720
Navigation system   1,200
Wood trim 0  
Lighting Package   939
Premium II Package   1,311
Metallic paint (extra cost)   659
iPod integration   349
Automatic climate control, front   670
Navigation system   1,116
Options (change) 0 5,425
Options (change) 0 5,044
Destination 995 875
Gas Tax 1,300 1,300
Total Price $120,495 $70,800
Total Invoice $111,720 $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 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: $46,510
TrueDelta Adjusted Invoice Difference: $42,772
Model Year20152008
Model6-SeriesSLK
TrimM6SLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Engine560hp V8355hp V8
TransmissionS7T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG14/20 MPG
Audio (watts, speakers)600, 12380, 11
Tire (rear if not all the same)265/40-19225/40-18
Total Price$120,495$70,800
Adjustments for Features-3,1850
Feature-Adjusted Total Price$117,310$70,800
Total Invoice$111,720$65,995
Adjustments for Features-2,9530
Feature-Adjusted Total Invoice$108,767$65,995

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

Model Year20152008
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 
Power door closers$300 
Power rear side windows$200 
Power retractable rear window$350 
Proximity key$250 
Remote app$25 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Rearview camera$200 
Temporary spare tire $150
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 
Automatic start / stop$150 
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 
Bluetooth audio streaming$25 
Concierge Services - 3 year subscription$150 
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
iPod integration $100
Media drive$15 
MP3-compatible player$50 
S Voice support$0 
Satellite radio $200
Satellite radio - one year subscription$250 
Siri Eyes Free support$0 
Traffic + travel 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
Fog lights $125
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 
Aluminum trim $100
Center armrest(s), second row$50 
Door sill trim plates $100
Illuminated door sill trim plates$200 
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 
Wood trim$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Transmission 
Launch control$100 
Total Value of Features$12,130$8,945
Value of Feature Adjustments$3,185$0
Value of Feature Adjustments-2,9530

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

Model Year20152008
Model6-SeriesSLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase112.4 in95.7 in
Length192.8 in160.7 in
Width74.6 in70.4 in
Height53.7 in51.0 in
Curb Weight4,538 lb.3,420 lb.
Fuel Capacity18.5 gal.18.5 gal.
Row 1 Headroom40.3 in37.9 in
Row 1 Shoulder Room56.9 in52.2 in
Row 1 Hip Room0.0 in54.6 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 ft36.5 ft3
Cargo Volume,
Maximum
10.69.8 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 sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested40053%
Total Not Requested35047%

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