BMW 6-Series BMW 6-Series 2009 Mercedes-Benz SLK Mercedes-Benz SLK 2016

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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: $81,690

Mercedes-Benz SLK AMG SLK55   
Difference: $32,930

Lowest Total Invoice: $76,038

Mercedes-Benz SLK AMG SLK55   
Difference: $29,872

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092016
Model6-SeriesSLK
TrimM6AMG SLK55
Body2dr Convertible2dr Hardtop conv.
Base Price $107,900 $72,600
Base Invoice $99,450 $67,518
Auto-dimming headlights 250  
HD radio 350  
Proximity key 1,000  
iPod integration 400  
Carbon fiber trim 300 2,250
Satellite radio - one year subscription 595  
Premium 2 Package   3,050
Premium 3 Package   1,295
Illuminated door sill trim plates   850
Metallic paint (extra cost)   720
Auto-dimming headlights 230  
HD radio 315  
Proximity key 910  
iPod integration 365  
Carbon fiber trim 275 2,093
Satellite radio - one year subscription 540  
Premium 2 Package   2,837
Premium 3 Package   1,204
Illuminated door sill trim plates   791
Metallic paint (extra cost)   670
Options (change) 2,895 8,165
Options (change) 2,635 7,595
Destination 825 925
Gas Tax 3,000 0
Total Price $114,620 $81,690
Total Invoice $105,910 $76,038

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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 AMG SLK55
TrueDelta Adjusted Price Difference: $36,050
TrueDelta Adjusted Invoice Difference: $32,776
Model Year20092016
Model6-SeriesSLK
TrimM6AMG SLK55
Body2dr Convertible2dr Hardtop conv.
Engine500hp V10415hp V8
TransmissionS7T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)11/17 MPG19/28 MPG
Audio (watts, speakers)315, 13500, 11
Tire (rear if not all the same)255/40-19235/40-18
Total Price$114,620$81,690
Adjustments for Features0-3,120
Feature-Adjusted Total Price$114,620$78,570
Total Invoice$105,910$76,038
Adjustments for Features0-2,904
Feature-Adjusted Total Invoice$105,910$73,134

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

Model Year20092016
Model6-SeriesSLK
TrimM6AMG SLK55
Body2dr Convertible2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Power rear side windows$200 
Power retractable rear window$350 
Remote app $25
Semi-automated parking system $500
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Auto-raising roll bars / headrests$500 
Blind spot warning system $200
Driver drowsiness monitor $150
Lane departure warning $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 
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
Power convertible top$4000 
Power retractable hardtop $6750
Rear spoiler $200
Infotainment 
App support $0
Bluetooth audio streaming $25
DVD-compatible player $0
In-vehicle Internet $150
iPod integration$100 
Media drive $15
Navigation map updates, three years $0
Satellite radio $200
Satellite radio - one year subscription$250 
SD Card slot $25
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Traffic + travel information $25
Traffic information$25 
USB port $25
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass $0
Fog light, rear $100
Fog lights$125 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Aluminum trim$100 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Memory system, passenger seat $150
Metal pedals $75
Neck-level heating, front seats $150
No leather in second row $-300
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Active stabilizer bars$500 
Electronic systems calibration selector$200 
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Total Value of Features$8,815$11,935
Value of Feature Adjustments$0$3,120
Value of Feature Adjustments0-2,904

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

Model Year20092016
Model6-SeriesSLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase109.4 in95.7 in
Length190.2 in162.8 in
Width73.0 in71.5 in
Height54.1 in51.2 in
Curb Weight4,372 lb.3,528 lb.
Fuel Capacity18.5 gal.15.9 gal.
Row 1 Headroom37.8 in38.0 in
Row 1 Shoulder Room56.4 in52.2 in
Row 1 Legroom42.0 in42.5 in
Row 2 Headroom36.5 in0.0 in
Row 2 Shoulder Room49.4 in0.0 in
Row 2 Legroom28.8 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 AMG SLK55

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Blind spot warning system200No
DVD-compatible player0No
Media drive15No
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested105073%
Total Not Requested39027%
Premium 3 Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Lane departure warning system200No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Parking guidance system - active500No
Total Requested90056%
Total Not Requested70044%

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