Mercedes-Benz SL Mercedes-Benz SL 2009 BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2014

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

Lowest Total Price: $122,625

BMW 6-Series Gran Coupe M6   
Difference: $19,920

Lowest Total Invoice: $113,120

BMW 6-Series Gran Coupe M6   
Difference: $19,690

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092014
ModelSL6-Series Gran Coupe
TrimSL63 AMGM6
Body2dr Hardtop conv.4dr Sedan
Base Price $135,000 $115,000
Base Invoice $125,550 $105,980
Obstacle detection, rear 1,140  
Illuminated door sill trim plates 700  
Wood trim 0 0
Adaptive cruise control 2,230  
Upholstered instrument panel, leather   3,500
Adaptive cruise control, all-speed   1,900
Obstacle detection, rear 1,060  
Illuminated door sill trim plates 651  
Wood trim 0 0
Adaptive cruise control 2,074  
Upholstered instrument panel, leather   3,185
Adaptive cruise control, all-speed   1,730
Options (change) 4,070 5,400
Options (change) 3,785 4,915
Destination 875 925
Gas Tax 2,600 1,300
Total Price $142,545 $122,625
Total Invoice $132,810 $113,120

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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 Gran Coupe dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: BMW 6-Series Gran Coupe M6
TrueDelta Adjusted Price Difference: $13,410
TrueDelta Adjusted Invoice Difference: $13,625
Model Year20092014
ModelSL6-Series Gran Coupe
TrimSL63 AMGM6
Body2dr Hardtop conv.4dr Sedan
Engine518hp V8560hp V8
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)12/19 MPG14/20 MPG
Audio (watts, speakers)510, 10500, 12
Tire (rear if not all the same)255/35-19265/35-20
Total Price$142,545$122,625
Adjustments for Features-6,5100
Feature-Adjusted Total Price$136,035$122,625
Total Invoice$132,810$113,120
Adjustments for Features-6,0650
Feature-Adjusted Total Invoice$126,745$113,120

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

Model Year20092014
ModelSL6-Series Gran Coupe
TrimSL63 AMGM6
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0$0
Accessories 
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Power door closers $300
Power rear side windows $200
Proximity key $250
Remote app $25
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial $200
Forward collision warning $200
Knee airbag, passenger $75
Lane departure warning $200
Radar- or camera-based collision preparation system $0
Rearview camera $200
Side curtain airbags $350
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 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Wiper de-icer$25 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
Regenerative braking $0
Exterior 
Body kit$0 
Carbon fiber body panels $250
Painted brake calipers (optional) $0
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
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
SMS text-to-speech reader $25
Text dictation $50
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
Folding second row seats $300
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 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$14,425$7,915
Value of Feature Adjustments$6,510$0
Value of Feature Adjustments-6,0650

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

Model Year20092014
ModelSL6-Series Gran Coupe
Body2dr Hardtop conv.4dr Sedan
Wheelbase100.8 in116.9 in
Length180.4 in197.2 in
Width71.5 in74.6 in
Height51.1 in54.8 in
Curb Weight4,274 lb.4,430 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom37.7 in40.6 in
Row 1 Shoulder Room54.0 in56.7 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in42.1 in
Row 2 Headroom0.0 in37.0 in
Row 2 Shoulder Room0.0 in54.6 in
Row 2 Legroom0.0 in35.3 in
Cargo Volume,
Minimum
7.2 ft316.2 ft3
Cargo Volume,
Maximum
10.2 ft316.2 ft3

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Option Package Details
BMW 6-Series Gran Coupe M6

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Lane departure warning system200No
Automatic braking, high-speed200No
Forward collision alert200No
Total Requested00%
Total Not Requested1300100%

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