Pontiac G5 vs. Mercedes-Benz M-Class Fuel Economy (km/L)

Chart is based on 89 fuel economy reports for the Pontiac G5 and 47 fuel economy reports for the Mercedes-Benz M-Class.

Pontiac G5 km/L

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	km/L
2009	2dr Coupe 155-horsepower 2.2L I4 5-speed manual FWD	flat	light	none	5	52	12	32	63	78.9
2009	2dr Coupe 155-horsepower 2.2L I4 4-speed automatic FWD	flat	light	none	0	30	0	70	60	75.3
2008	2dr Coupe 171-horsepower 2.4L I4 5-speed manual FWD	flat	med	light	2	54	7	37	96	19.8
2008	2dr Coupe 171-horsepower 2.4L I4 4-speed automatic FWD	flat	light	none	7	18	0	75	75	63.7
2008	2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD	hills	med	light	6	16	12	68	90	38.1
2008	2dr Coupe 148-horsepower 2.2L I4 4-speed automatic FWD	flat	med	none	6	26	1	67	111	10.5
2007	2dr Coupe 173-horsepower 2.4L I4 5-speed manual FWD	flat	lead	none	4	20	23	53	75	62.0
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2007	2dr Coupe 173-horsepower 2.4L I4 4-speed automatic FWD	hills	med	none	6	12	20	61	74	61.0
2007	2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD	flat	med	none	5	50	18	28	98	38.9
2007	2dr Coupe 148-horsepower 2.2L I4 4-speed automatic FWD	flat	light	none	0	0	30	70	70	69.2
2006	2dr Coupe 145-horsepower 2.2L I4 5-speed manual FWD	flat	med	light	2	2	47	50	115	10.4

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This page shows only averages. See all the Pontiac G5 fuel economy data.

Mercedes-Benz M-Class km/L

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	km/L
2013	4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	hvy	7	21	16	56	65	68.5
2012	4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	hills	light	none	0	5	15	80	64	68.2
2011	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	10	10	60	20	60	56.5
2010	4dr SUV turbocharged 228hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	hills	med	light	5	10	50	35	100	9.3
2010	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	med	none	1	5	25	69	70	62.6
2010	4dr SUV 382-horsepower 5.5L V8 7-speed shiftable automatic AWD	flat	med	hvy	17	15	15	54	70	46.3
2009	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	4	7	46	44	73	58.4
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2008	4dr SUV turbocharged 221hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	med	none	25	30	30	15	100	9.0
2008	4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	2	18	17	63	70	52.4
2007	4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	v.lt	none	10	25	20	45	100	9.2
2007	4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD	flat	light	light	6	9	18	67	69	48.9
2006	4dr SUV 302-horsepower 5.0L V8 7-speed shiftable automatic AWD	flat	lead	hvy	25	25	25	25	75	41.2
2006	4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD	hills	light	light	0	0	46	54	65	46.1
2005	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	hvy	0	47	47	5	80	43.5
2005	4dr SUV 232-horsepower 3.7L V6 5-speed shiftable automatic AWD w/low range	flat	light	none	5	20	25	50	70	35.7
2004	4dr SUV 232-horsepower 3.7L V6 5-speed shiftable automatic AWD w/low range	flat	light	none	0	0	60	40	67	43.3
2003	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	hvy	5	5	25	65	80	41.2
2003	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	mtns	light	light	0	0	20	80	65	37.6
2002	4dr SUV 342-horsepower 5.4L V8 5-speed shiftable automatic AWD w/low range	flat	med	none	1	48	8	44	90	19.6
2002	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	light	8	50	20	23	88	22.7
2002	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	flat	med	hvy	15	25	35	25	70	37.6
2000	4dr SUV 268-horsepower 4.3L V8 5-speed shiftable automatic AWD w/low range	flat	light	none	0	0	20	80	100	11.7
2000	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	flat	med	none	0	0	10	90	65	50.6

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

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What Our Members Are Saying about the Real Gas Mileage of the Pontiac G5

Pontiac G5 Real Gas Mileage: Pros
Year	Body/Powertrain	Comment
2009	2dr Coupe 155-horsepower 2.2L I4 5-speed manual FWD	best for non-hybrid gasoline see full Pontiac G5 review
2008	2dr Coupe 171-horsepower 2.4L I4 5-speed manual FWD	For a performance model very well average 22-23 mpg city see full Pontiac G5 review
2008	2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD	24/33 for the manual transmission are pretty good fuel economy numbers. I beat the highway numbers on a long trip by a few points if I keep it at 65 mph (a/c on). see full Pontiac G5 review
2008	2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD	once broken in and done properlly, and driven with the engine in its proper spot for efficiency in its powerband, its a great fuel efficient car that has tons of power to surprise! see full Pontiac G5 review
2008	2dr Coupe 171-horsepower 2.4L I4 5-speed manual FWD	The Ecotech engine is one of the most economical on the road today. see full Pontiac G5 review
2008	2dr Coupe 171-horsepower 2.4L I4 5-speed manual FWD	I drove fast, all the time, and still averaged 28mpg. see full Pontiac G5 review
2007	2dr Coupe 173-horsepower 2.4L I4 5-speed manual FWD	my G5 is great on gas i put 93 in it and i get 28.6 mpg all city no highway. you cant ask for anything better. the power this car has and great gas miles its the best of both worlds. see full Pontiac G5 review
2007	2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD	Very good economy even when driving it hard. see full Pontiac G5 review
2007	2dr Coupe 173-horsepower 2.4L I4 5-speed manual FWD	The G5 blends the mileage and power that I was looking for in a car that would do primary duty for commuting to work and back. Was looking to get 30-33 mpg. see full Pontiac G5 review

What Our Members Are Saying about the Real Gas Mileage of the Mercedes-Benz M-Class

Mercedes-Benz M-Class Real Gas Mileage: Pros
Year	Body/Powertrain	Comment
2013	4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	Upper 20's on highway and mid-20's in suburbia from a vehicle that weighs 5K lbs. see full Mercedes-Benz M-Class review
2009	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	Other luxury cars/SUVs require premium gas. Diesel could be same or even cheaper than regular gas and with immense torque and a somewhat light foot I get almost 25Mpg see full Mercedes-Benz M-Class review
2007	4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	5000 lbs vehicle. Gets 32 mpg on highway up to 75 mph, faster than that mpg drops. 23 to 24 mpg around town see full Mercedes-Benz M-Class review

Mercedes-Benz M-Class Real Gas Mileage: Cons
Year	Body/Powertrain	Comment
2007	4dr SUV 302-horsepower 5.0L V8 7-speed shiftable automatic AWD	Have a V8, so I should have expected, but mpg is averaging about 16 around town. With the current gas prices, I dread going to the pump. $90 to fill up the huge tank. see full Mercedes-Benz M-Class review