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: $123,295

BMW 6-Series Gran Coupe M6

Difference: $22,800

Lowest Total Invoice: $115,470

BMW 6-Series Gran Coupe M6

Difference: $20,641

Calculate Payments

	Down Payment	Interest Rate	Term
SL
6-Series Gran Coupe

Model Year 2012 2017

Model SL 6-Series Gran Coupe

Trim SL63 AMG M6

Body 2dr Hardtop conv. 4dr Sedan

Base Price $140,440 $117,500

Base Invoice $130,609 $109,955

Obstacle detection, rear 1,180

Illuminated door sill trim plates 1,000

Wood trim 0 0

Upholstered instrument panel, leather 3,500

Obstacle detection, rear 1,097

Illuminated door sill trim plates 930

Wood trim 0 0

Upholstered instrument panel, leather 3,220

Options (change) 2,180 3,500

Options (change) 2,027 3,220

Destination 875 995

Gas Tax 2,600 1,300

Total Price $146,095 $123,295

Total Invoice $136,111 $115,470

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

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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: $15,590
TrueDelta Adjusted Invoice Difference: $13,924
Model Year	2012	2017
Model	SL	6-Series Gran Coupe
Trim	SL63 AMG	M6
Body	2dr Hardtop conv.	4dr Sedan

Engine	518hp V8	560hp V8
Transmission	T7	S7
Drivetrain	RWD	RWD
EPA Fuel Economy (city/highway)	12/19 MPG	14/20 MPG
Audio (watts, speakers)	510, 10	205, 9
Tire (rear if not all the same)	255/35-19	265/35-20
Total Price	$146,095	$123,295
Adjustments for Features	-7,210	0
Feature-Adjusted Total Price	$138,885	$123,295
Total Invoice	$136,111	$115,470
Adjustments for Features	-6,717	0
Feature-Adjusted Total Invoice	$129,394	$115,470

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

Model Year	2012	2017
Model	SL	6-Series Gran Coupe
Trim	SL63 AMG	M6
Body	2dr Hardtop conv.	4dr Sedan

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 trunk closer	$350
Remote app		$25
Wind blocker, small	$100
Brakes, Airbags, and Other Safety
Auto-raising roll bars / headrests	$500
Knee airbag, passenger		$75
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
Dual-mode exhaust, switchable		$500
Regenerative braking		$0
Exterior
Body kit	$0
Carbon fiber roof		$0
Painted brake calipers (optional)		$0
Power retractable hardtop	$6750
Infotainment
4G LTE connectivity		$0
App support		$0
Bluetooth audio streaming		$25
CD changer, in-dash	$325
CD player		$125
Concierge Services - 3 year subscription		$150
Handwriting recognition		$200
In-vehicle Internet		$150
iPod integration	$100
Navigation map updates, three years		$0
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
Traffic 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
Xenon HID headlights	$500
Seats and Interior Trim
Center armrest(s), second row		$50
Cooled or ventilated front seats	$300
Folding second row seats		$300
Leather-wrapped steering wheel		$150
Massage, driver seat	$100
Massage, passenger seat	$100
Metal pedals	$75
Neck-level heating, front seats	$150
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	$15,150	$7,940
Value of Feature Adjustments	$7,210	$0
Value of Feature Adjustments	-6,717	0

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See a complete comparison of Mercedes-Benz SL vs. BMW 6-Series Gran Coupe features.

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

Model Year	2012	2017
Model	SL	6-Series Gran Coupe
Body	2dr Hardtop conv.	4dr Sedan

Wheelbase	100.8 in	116.9 in
Length	180.4 in	197.2 in
Width	71.5 in	74.6 in
Height	51.1 in	54.8 in
Curb Weight	4,274 lb.	4,430 lb.
Fuel Capacity	21.1 gal.	18.5 gal.
Row 1 Headroom	37.7 in	40.6 in
Row 1 Shoulder Room	54.0 in	56.7 in
Row 1 Hip Room	53.9 in	0.0 in
Row 1 Legroom	42.9 in	42.1 in
Row 2 Headroom	0.0 in	37.0 in
Row 2 Shoulder Room	0.0 in	54.6 in
Row 2 Legroom	0.0 in	35.3 in
Cargo Volume, Minimum	7.2 ft³	16.2 ft³
Cargo Volume, Maximum	10.2 ft³	16.2 ft³