Mercedes-Benz M-Class vs. Chevrolet HHR MPG

Chart is based on 47 fuel economy reports for the Mercedes-Benz M-Class and 393 fuel economy reports for the Chevrolet HHR.

Mercedes-Benz M-Class MPG

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	MPG
2013	4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	hvy	7	21	16	56	65	29.1
2012	4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	hills	light	none	0	5	15	80	64	29.0
2011	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	10	10	60	20	60	24.0
2010	4dr SUV turbocharged 228hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	hills	med	light	5	10	50	35	100	21.8
2010	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	med	none	1	5	25	69	70	26.6
2010	4dr SUV 382-horsepower 5.5L V8 7-speed shiftable automatic AWD	flat	med	hvy	17	15	15	54	70	19.7
2009	4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	4	7	46	44	73	24.8
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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	21.2
2008	4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	light	light	2	18	17	63	70	25.3
2007	4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD	flat	v.lt	none	10	25	20	45	100	21.6
2007	4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD	flat	light	light	6	9	18	67	69	20.8
2006	4dr SUV 302-horsepower 5.0L V8 7-speed shiftable automatic AWD	flat	lead	hvy	25	25	25	25	75	17.5
2006	4dr SUV 268-horsepower 3.5L V6 7-speed shiftable automatic AWD	hills	light	light	0	0	46	54	65	19.6
2005	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	hvy	0	47	47	5	80	18.5
2005	4dr SUV 232-horsepower 3.7L V6 5-speed shiftable automatic AWD w/low range	flat	light	none	5	20	25	50	70	15.2
2004	4dr SUV 232-horsepower 3.7L V6 5-speed shiftable automatic AWD w/low range	flat	light	none	0	0	60	40	67	18.4
2003	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	hvy	5	5	25	65	80	17.5
2003	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	mtns	light	light	0	0	20	80	65	16.0
2002	4dr SUV 342-horsepower 5.4L V8 5-speed shiftable automatic AWD w/low range	flat	med	none	1	48	8	44	90	15.6
2002	4dr SUV 288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range	flat	med	light	8	50	20	23	88	16.1
2002	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	flat	med	hvy	15	25	35	25	70	16.0
2000	4dr SUV 268-horsepower 4.3L V8 5-speed shiftable automatic AWD w/low range	flat	light	none	0	0	20	80	100	27.6
2000	4dr SUV 215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range	flat	med	none	0	0	10	90	65	21.5

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

Chevrolet HHR MPG

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	MPG
2011	4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD	flat	light	light	0	30	10	60	60	15.8
2010	4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD	flat	light	none	11	21	20	48	67	27.2
2009	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	flat	med	light	10	20	30	40	60	29.0
2009	4dr Wagon turbocharged 250hp 2.0L I4 4-speed automatic FWD	flat	med	light	10	10	5	75	75	25.9
2009	4dr Wagon 172-horsepower 2.4L I4 5-speed manual FWD	flat	light	light	5	20	40	35	62	33.4
2009	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	flat	light	light	8	14	30	48	63	28.0
2009	4dr Wagon 155-horsepower 2.2L I4 5-speed manual FWD	flat	light	hvy	10	0	40	50	60	27.9
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2009	4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD	flat	v.lt	none	0	35	24	41	60	28.1
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	flat	med	hvy	0	13	4	83	70	27.1
2008	4dr Wagon turbocharged 250hp 2.0L I4 4-speed automatic FWD	flat	med	none	0	0	20	80	70	27.3
2008	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	flat	med	light	4	23	34	40	71	23.8
2008	4dr Wagon 149-horsepower 2.2L I4 5-speed manual FWD	flat	light	none	25	25	25	25	100	39.5
2008	4dr Wagon 149-horsepower 2.2L I4 4-speed automatic FWD	flat	med	light	8	10	13	70	70	30.1
2007	4dr Wagon 175-horsepower 2.4L I4 5-speed manual FWD	flat	med	none	5	5	50	40	68	29.4
2007	4dr Wagon 175-horsepower 2.4L I4 4-speed automatic FWD	flat	light	light	6	20	23	51	67	26.2
2007	4dr Wagon 149-horsepower 2.2L I4 5-speed manual FWD	flat	light	none	7	8	14	71	61	31.8
2007	4dr Wagon 149-horsepower 2.2L I4 4-speed automatic FWD	flat	light	none	9	12	17	62	77	29.5
2006	4dr Wagon 172-horsepower 2.4L I4 5-speed manual FWD	flat	light	light	7	15	50	28	63	30.7
2006	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	flat	light	light	5	13	23	59	66	27.1
2006	4dr Wagon 143-horsepower 2.2L I4 5-speed manual FWD	flat	med	light	7	25	23	45	77	29.5
2006	4dr Wagon 143-horsepower 2.2L I4 4-speed automatic FWD	flat	med	light	8	23	21	48	71	27.5

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This page shows only averages. See all the Chevrolet HHR fuel economy data.

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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

What Our Members Are Saying about the Real Gas Mileage of the Chevrolet HHR

Chevrolet HHR Real Gas Mileage: Pros
Year	Body/Powertrain	Comment
2010	4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD	Average around 22mpg in the city--and up to 36 on the freeway. Combined driving easily averages 32mpg. see full Chevrolet HHR review
2009	4dr Wagon 155-horsepower 2.2L I4 4-speed automatic FWD	It gets great fuel economy. I only need to fill the tank approximately every third week. see full Chevrolet HHR review
2009	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	Had a PT that avg. was 19mpg. HHR avg. is 29mpg so far. see full Chevrolet HHR review
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	260hp....260 lb torque....33 mpg highway and 27mpg mixed driving....enough said. Show me another car that matches those numbers. see full Chevrolet HHR review
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	Great gas mileage for a car that is so powerful. see full Chevrolet HHR review
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	RE the HHR SS model, highway mileage with heavy footing out of toll booths with 3 total passengers yielded 27.5 mpg. see full Chevrolet HHR review
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	For as quick as the HHR SS is, the fuel economy nearing 30MPG is phenominal. see full Chevrolet HHR review
2008	4dr Wagon turbocharged 260hp 2.0L I4 5-speed manual FWD	Twice what I was getting in my previous commuter vehicle, and much more fun to drive. see full Chevrolet HHR review
2008	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	30+ MPG on the highway see full Chevrolet HHR review
2008	4dr Wagon 149-horsepower 2.2L I4 5-speed manual FWD	about 30. great see full Chevrolet HHR review

Chevrolet HHR Real Gas Mileage: Cons
Year	Body/Powertrain	Comment
2006	4dr Wagon 172-horsepower 2.4L I4 4-speed automatic FWD	Could be better considering that many larger cars get the same mileage. see full Chevrolet HHR review