Mercedes-Benz SL Mercedes-Benz SL 2008 BMW 6-Series BMW 6-Series 2018

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Mercedes-Benz SL vs. BMW 6-Series 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.

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

Lowest Total Price: $128,095

BMW 6-Series M6   
Difference: $64,220

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082018
ModelSL6-Series
TrimSL65 AMGM6
Body2dr Hardtop conv.2dr Convertible
Base Price $187,200 $122,300
Obstacle detection, rear 1,130  
Voice control for nav and audio 510  
Wood trim 0 0
Upholstered instrument panel, leather   3,500
Obstacle detection, rear 1,051  
Voice control for nav and audio 474  
Wood trim 0 0
Upholstered instrument panel, leather   3,220
Options (change) 1,640 3,500
Options (change) 1,525 3,220
Destination 875 995
Gas Tax 2,600 1,300
Total Price $192,315 $128,095

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

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TrueDelta Value Comparison: Mercedes-Benz SL vs. BMW 6-Series

Lowest Adjusted Price and Invoice: BMW 6-Series M6
TrueDelta Adjusted Price Difference: $61,350
TrueDelta Adjusted Invoice Difference: $170,728
Model Year20082018
ModelSL6-Series
TrimSL65 AMGM6
Body2dr Hardtop conv.2dr Convertible
Engine604hp V12560hp V8
TransmissionT5S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)11/18 MPG14/20 MPG
Audio (watts, speakers)250, 8600, 12
Tire (rear if not all the same)255/35-19265/40-19
Total Price$192,315$128,095
Adjustments for Features-2,8700
Feature-Adjusted Total Price$189,445$128,095

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

Model Year20082018
ModelSL6-Series
TrimSL65 AMGM6
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed automated manual $1200
RWD$0$0
Accessories 
Power door closers $300
Power rear side windows $200
Power retractable rear window $350
Power trunk closer$350 
Remote app $25
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Knee airbag, passenger $75
Rearview camera $200
Temporary spare tire$150 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo mat $40
Rear seat pass-through $100
Ski sack $50
Storage compartment under front seat(s)$50 
Climate Control 
Wiper de-icer$25 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
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 
Infotainment 
4G LTE connectivity $0
App support $0
Aux input $50
Bluetooth audio streaming $25
CD changer, remote$200 
Concierge Services - 3 year subscription $150
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
Navigation map updates, three years $0
S Voice support $0
Satellite radio$200 
Satellite radio - one year subscription $250
Siri Eyes Free support $0
SMS text-to-speech reader $25
Text dictation $50
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Voice recorder $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror $75
Fog light, rear$100 
Fog lights$125 
LED headlights $1000
Power-folding mirrors $50
Steering-linked headlights $150
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Cooled or ventilated front seats$300 
Door sill trim plates$100 
Illuminated door sill trim plates $200
Leather-wrapped steering wheel $150
Metal pedals$75 
No leather in second row$-300 
Power upper seatback recliner, driver seat $100
Power upper seatback recliner, passenger seat $100
Synthetic suede headliner$650 
Synthetic suede steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Electronic systems calibration selector $200
Transmission 
Launch control $100
Total Value of Features$14,575$11,705
Value of Feature Adjustments$2,870$0
Value of Feature Adjustments-2,6730

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

Model Year20082018
ModelSL6-Series
Body2dr Hardtop conv.2dr Convertible
Wheelbase100.8 in112.4 in
Length178.5 in192.8 in
Width71.5 in74.6 in
Height51.0 in53.7 in
Curb Weight4,564 lb.4,538 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom37.7 in40.3 in
Row 1 Shoulder Room54.0 in56.9 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in42.1 in
Row 2 Headroom0.0 in36.5 in
Row 2 Shoulder Room0.0 in49.6 in
Row 2 Legroom0.0 in30.5 in
Cargo Volume,
Minimum
7.3 ft310.6 ft3
Cargo Volume,
Maximum
10.2 ft310.6 ft3

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