Mercedes-Benz SLK vs. BMW 7-Series Fuel Economy (L/100km)

Chart is based on 18 fuel economy reports for the Mercedes-Benz SLK and 156 fuel economy reports for the BMW 7-Series.

Mercedes-Benz SLK L/100km

Year	Body/Powertrain	flat, hilly, or mountainousLand	driving style: very light to "lead foot"Foot	A/C use: none to heavyA/C	constant stop and goTraf %	many stops per mileCity %	stop every mile or twoSub %	fairly steady speedHwy %	Hwy Spd	L/100km
2009	2dr Hardtop conv. 355-horsepower 5.4L V8 7-speed shiftable automatic RWD	flat	med	light	0	10	20	70	100	10.8
2009	2dr Hardtop conv. 300-horsepower 3.5L V6 7-speed shiftable automatic RWD	flat	med	hvy	0	5	45	50	65	11.2
2008	2dr Hardtop conv. 268-horsepower 3.5L V6 7-speed shiftable automatic RWD	mtns	lead	light	5	5	10	80	75	9.2
2007	2dr Hardtop conv. 228-horsepower 3.0L V6 7-speed shiftable automatic RWD	flat	med	none	13	13	8	68	95	9.7
2006	2dr Hardtop conv. 355-horsepower 5.4L V8 7-speed shiftable automatic RWD	flat	light	light	2	10	3	85	70	10.1
2006	2dr Hardtop conv. 228-horsepower 3.0L V6 7-speed shiftable automatic RWD	flat	med	hvy	10	10	20	60	70	9.6
2005	2dr Hardtop conv. 268-horsepower 3.5L V6 7-speed shiftable automatic RWD	flat	med	light	10	25	12	53	66	10.6
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2005	2dr Hardtop conv. 268-horsepower 3.5L V6 6-speed manual RWD	flat	lead	none	0	0	10	90	75	9.8
2003	2dr Hardtop conv. supercharged 192hp 2.3L I4 5-speed shiftable automatic RWD	flat	med	light	0	5	16	79	72	9.0
2001	2dr Hardtop conv. 215-horsepower 3.2L V6 5-speed shiftable automatic RWD	flat	med	light	1	15	35	50	63	9.3

This page shows only averages. See all the Mercedes-Benz SLK fuel economy data.

Year	Body/Powertrain	flat, hilly, or mountainousLand	driving style: very light to "lead foot"Foot	A/C use: none to heavyA/C	constant stop and goTraf %	many stops per mileCity %	stop every mile or twoSub %	fairly steady speedHwy %	Hwy Spd	L/100km
2014	4dr Sedan, ext. turbocharged 315hp 3.0L I6 8-speed shiftable automatic AWD	hills	lead	none	0	60	40	0	0	14.4
2010	4dr Sedan turbocharged 400hp 4.4L V8 6-speed shiftable automatic RWD	flat	med	hvy	10	10	75	5	80	16.8
2009	4dr Sedan turbocharged 400hp 4.4L V8 6-speed shiftable automatic RWD	flat	med	light	0	15	5	80	65	14.3
2008	4dr Sedan 360-horsepower 4.8L V8 6-speed shiftable automatic RWD	hills	med	light	20	10	20	50	75	12.4
2007	4dr Sedan 360-horsepower 4.8L V8 6-speed shiftable automatic RWD	flat	light	light	0	0	20	80	70	8.8
2006	4dr Sedan 360-horsepower 4.8L V8 6-speed shiftable automatic RWD	hills	med	hvy	6	26	12	56	72	11.2
2004	4dr Sedan 325-horsepower 4.4L V8 6-speed shiftable automatic RWD	hills	med	light	23	28	40	10	65	11.3
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2003	4dr Sedan 325-horsepower 4.4L V8 6-speed shiftable automatic RWD	flat	light	none	45	20	5	30	60	11.3
2002	4dr Sedan 325-horsepower 4.4L V8 6-speed shiftable automatic RWD	flat	med	light	0	50	30	20	75	12.4
2001	4dr Sedan 282-horsepower 4.4L V8 5-speed shiftable automatic RWD	hills	med	hvy	27	28	7	38	70	11.6
2001	4dr Sedan 282-horsepower 4.4L V8 5-speed automatic RWD	flat	med	light	10	10	5	75	75	8.6
2000	4dr Sedan, ext. 326-horsepower 5.4L V12 5-speed shiftable automatic RWD	hills	med	hvy	10	40	25	25	70	15.0
2000	4dr Sedan 282-horsepower 4.4L V8 5-speed shiftable automatic RWD	hills	lead	hvy	1	4	10	85	80	11.6

This page shows only averages. See all the BMW 7-Series fuel economy data.

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Mercedes-Benz SLK Real Gas Mileage: Cons
Year	Body/Powertrain	Comment
2005	2dr Hardtop conv. 355-horsepower 5.4L V8 7-speed shiftable automatic RWD	clearly AMG was not thinking gas mileage at all when they built this engine see full Mercedes-Benz SLK review

None of our members have yet commented on the real gas mileage of the BMW 7-Series.