Mercedes-Benz SL Mercedes-Benz SL 2009 BMW 6-Series BMW 6-Series 2015

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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: $123,995

BMW 6-Series M6   
Difference: $16,320

Lowest Total Invoice: $114,905

BMW 6-Series M6   
Difference: $15,831

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092015
ModelSL6-Series
TrimSL63 AMGM6
Body2dr Hardtop conv.2dr Convertible
Base Price $135,000 $118,200
Base Invoice $125,550 $109,425
Obstacle detection, rear 1,140  
Illuminated door sill trim plates 700  
Wood trim 0 0
Upholstered instrument panel, leather   3,500
Obstacle detection, rear 1,060  
Illuminated door sill trim plates 651  
Wood trim 0 0
Upholstered instrument panel, leather   3,185
Options (change) 1,840 3,500
Options (change) 1,711 3,185
Destination 875 995
Gas Tax 2,600 1,300
Total Price $140,315 $123,995
Total Invoice $130,736 $114,905

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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

Want to find out how much dealers are willing to discount these cars?

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: $12,010
TrueDelta Adjusted Invoice Difference: $11,815
Model Year20092015
ModelSL6-Series
TrimSL63 AMGM6
Body2dr Hardtop conv.2dr Convertible
Engine518hp V8560hp V8
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)12/19 MPG14/20 MPG
Audio (watts, speakers)510, 10600, 12
Tire (rear if not all the same)255/35-19265/40-19
Total Price$140,315$123,995
Adjustments for Features-4,3100
Feature-Adjusted Total Price$136,005$123,995
Total Invoice$130,736$114,905
Adjustments for Features-4,0160
Feature-Adjusted Total Invoice$126,720$114,905

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

Model Year20092015
ModelSL6-Series
TrimSL63 AMGM6
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $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 
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
Regenerative braking $0
Exterior 
Body kit$0 
Painted brake calipers (optional) $0
Power convertible top $4000
Power retractable hardtop$6750 
Infotainment 
App support $0
Bluetooth audio streaming $25
CD changer, in-dash$325 
CD player $125
Concierge Services - 3 year subscription $150
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration$100 
S Voice support $0
Satellite radio$200 
Satellite radio - one year subscription $250
SD Card slot$25 
Siri Eyes Free support $0
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Fog light, rear$100 
Fog lights$125 
Power-folding mirrors $50
Seats and Interior Trim 
Center armrest(s), second row $50
Leather-wrapped steering wheel $150
Massage, driver seat$100 
Massage, passenger seat$100 
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
Total Value of Features$13,975$9,665
Value of Feature Adjustments$4,310$0
Value of Feature Adjustments-4,0160

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

Model Year20092015
ModelSL6-Series
Body2dr Hardtop conv.2dr Convertible
Wheelbase100.8 in112.4 in
Length180.4 in192.8 in
Width71.5 in74.6 in
Height51.1 in53.7 in
Curb Weight4,274 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
7.2 ft310.6 ft3
Cargo Volume,
Maximum
10.2 ft310.6 ft3

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