Porsche Boxster vs. Jeep Liberty MPG

Chart is based on 101 fuel economy reports for the Porsche Boxster and 205 fuel economy reports for the Jeep Liberty.

Porsche Boxster 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	2dr Convertible 315-horsepower 3.4L H6 7-speed automated manual RWD	flat	med	hvy	0	20	0	80	70	20.7
2011	2dr Convertible 255-horsepower 2.9L H6 6-speed manual RWD	flat	med	light	0	15	35	50	70	16.0
2010	2dr Convertible 310-horsepower 3.4L H6 6-speed manual RWD	flat	med	none	0	38	25	38	75	20.8
2010	2dr Convertible 255-horsepower 2.9L H6 7-speed automated manual RWD	hills	med	light	5	20	0	75	85	24.2
2008	2dr Convertible 295-horsepower 3.4L H6 6-speed manual RWD	flat	med	none	9	18	47	27	69	21.5
2008	2dr Convertible 245-horsepower 2.7L H6 5-speed manual RWD	flat	med	light	0	50	48	3	75	21.8
2007	2dr Convertible 295-horsepower 3.4L H6 6-speed manual RWD	flat	med	none	1	1	18	80	73	25.8
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2007	2dr Convertible 245-horsepower 2.7L H6 5-speed shiftable automatic RWD	flat	med	none	32	32	32	4	60	16.0
2007	2dr Convertible 245-horsepower 2.7L H6 5-speed manual RWD	flat	med	light	2	3	40	55	62	26.1
2006	2dr Convertible 280-horsepower 3.2L H6 6-speed manual RWD	flat	lead	light	6	11	22	63	65	21.4
2005	2dr Convertible 280-horsepower 3.2L H6 6-speed manual RWD	flat	med	light	9	11	32	48	69	22.4
2005	2dr Convertible 280-horsepower 3.2L H6 5-speed shiftable automatic RWD	flat	lead	hvy	0	25	0	75	80	16.4
2005	2dr Convertible 240-horsepower 2.7L H6 6-speed manual RWD	flat	med	none	10	10	10	70	65	25.9
2005	2dr Convertible 240-horsepower 2.7L H6 5-speed shiftable automatic RWD	flat	light	light	0	5	45	50	65	25.6
2005	2dr Convertible 240-horsepower 2.7L H6 5-speed manual RWD	hills	med	light	12	18	28	43	63	24.2
2004	2dr Convertible 264-horsepower 3.2L H6 6-speed manual RWD	flat	med	light	8	28	18	48	65	20.7
2004	2dr Convertible 258-horsepower 3.2L H6 6-speed manual RWD	flat	med	hvy	0	15	5	80	65	25.9
2004	2dr Convertible 258-horsepower 3.2L H6 5-speed shiftable automatic RWD	flat	lead	hvy	20	30	25	25	70	21.0
2004	2dr Convertible 228-horsepower 2.7L H6 5-speed manual RWD	hills	med	light	1	3	50	47	65	25.3
2003	2dr Convertible 258-horsepower 3.2L H6 6-speed manual RWD	hills	med	none	12	12	38	38	61	21.9
2003	2dr Convertible 258-horsepower 3.2L H6 5-speed shiftable automatic RWD	flat	med	light	0	50	0	50	70	26.0
2003	2dr Convertible 228-horsepower 2.7L H6 5-speed manual RWD	flat	light	none	25	0	25	50	60	28.0
2002	2dr Convertible 250-horsepower 3.2L H6 6-speed manual RWD	flat	med	light	15	15	24	47	65	23.7
2002	2dr Convertible 250-horsepower 3.2L H6 5-speed shiftable automatic RWD	flat	light	light	25	25	10	40	100	29.4
2002	2dr Convertible 217-horsepower 2.7L H6 5-speed shiftable automatic RWD	flat	med	light	10	29	10	51	70	18.0
2002	2dr Convertible 217-horsepower 2.7L H6 5-speed manual RWD	hills	lead	none	3	5	29	64	60	23.4
2001	2dr Convertible 250-horsepower 3.2L H6 6-speed manual RWD	hills	lead	light	13	22	13	52	68	21.7
2001	2dr Convertible 217-horsepower 2.7L H6 5-speed manual RWD	flat	med	none	15	15	35	35	70	22.9
2000	2dr Convertible 250-horsepower 3.2L H6 6-speed manual RWD	hills	med	light	5	17	23	55	93	22.4
2000	2dr Convertible 217-horsepower 2.7L H6 5-speed shiftable automatic RWD	flat	med	none	10	10	50	30	60	29.0
2000	2dr Convertible 217-horsepower 2.7L H6 5-speed manual RWD	flat	med	none	7	23	32	38	70	25.2

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This page shows only averages. See all the Porsche Boxster fuel economy data.

Jeep Liberty 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
2012	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	med	none	0	20	65	15	75	16.4
2011	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	lead	light	0	0	7	93	80	18.7
2010	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	light	7	13	20	60	68	17.8
2010	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	light	none	5	38	28	30	58	17.3
2009	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	hills	light	none	22	21	26	31	60	16.5
2009	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	light	light	10	21	13	57	70	16.3
2008	4dr SUV 210-horsepower 3.7L V6 6-speed manual RWD	flat	med	none	0	0	0	100	75	24.1
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2008	4dr SUV 210-horsepower 3.7L V6 6-speed manual 4WD, part-time w/low range	hills	lead	none	10	20	70	0	0	14.8
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	flat	med	hvy	22	18	23	37	72	18.7
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	none	6	22	37	35	86	17.7
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	light	none	3	30	28	40	63	15.4
2007	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	flat	med	hvy	28	17	14	42	67	17.7
2007	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	none	3	4	33	61	66	20.0
2007	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	light	light	23	53	0	25	60	17.0
2006	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	flat	light	light	7	25	27	41	63	23.8
2006	4dr SUV 210-horsepower 3.7L V6 6-speed manual 4WD, part-time w/low range	mtns	light	hvy	0	10	0	90	65	24.5
2006	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	light	3	27	10	60	67	17.7
2006	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	med	none	7	32	15	47	77	16.8
2005	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	flat	light	light	0	12	25	63	67	25.4
2005	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	hills	med	light	21	32	13	33	66	15.8
2005	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	none	7	9	27	57	65	18.0
2005	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	med	light	3	16	21	60	64	18.0
2004	4dr SUV 210-horsepower 3.7L V6 5-speed manual 4WD, part-time w/low range	hills	med	light	10	20	40	30	73	16.6
2004	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	flat	med	light	12	5	21	63	68	20.5
2004	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	med	light	5	13	34	48	75	18.3
2004	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	med	light	11	16	21	52	86	18.5
2003	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	flat	light	none	5	13	45	37	65	19.0
2003	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	hills	light	none	4	20	19	57	65	18.2
2002	4dr SUV 210-horsepower 3.7L V6 5-speed manual 4WD, part-time w/low range	flat	light	light	25	25	25	25	100	16.6
2002	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	hills	light	light	8	8	0	85	70	21.0
2002	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	hills	light	light	1	5	9	86	55	19.8
2002	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	flat	light	none	49	1	3	47	95	15.4

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This page shows only averages. See all the Jeep Liberty fuel economy data.

See TrueDelta's information for all Porsche models and Jeep models.

What Our Members Are Saying about the Real Gas Mileage of the Porsche Boxster

Porsche Boxster Real Gas Mileage: Pros
Year	Body/Powertrain	Comment
2002	2dr Convertible 217-horsepower 2.7L H6 5-speed shiftable automatic RWD	mileage with performance see full Porsche Boxster review
2002	2dr Convertible 217-horsepower 2.7L H6 5-speed manual RWD	Running the hills mostly safe speeds,and an occasional sprint or push through the corners I average 25 mpg/29 hwy.I think on a long boring drive possibly 32mpg see full Porsche Boxster review

What Our Members Are Saying about the Real Gas Mileage of the Jeep Liberty

Jeep Liberty Real Gas Mileage: Pros
Year	Body/Powertrain	Comment
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	Well for a half ton, I can get up to thirty miles to the gal. Not bad not bad at all given fuel prices today. see full Jeep Liberty review
2006	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	With a few mods., I get a combined 26 mpg and a solid 30 mpg highway. see full Jeep Liberty review
2006	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	I did a GDE Hot tune on mine... before it i used to get an average of 25MPG in mixed driving. After the tune my average is ALWAYS over 30! If i would have gotten the ECO tune it would have probably been better! I also got the trans tune! worth every penny see full Jeep Liberty review
2006	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	With the Diesel I get 22 City and 24-26 on road trips. The gearing just kills you if you go much faster than 65. see full Jeep Liberty review
2006	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	A mid-sized car that can carry a family of four at 27-30 MPG. see full Jeep Liberty review
2005	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	The Liberty has a diesel engine and I usually get around 23 mpg. I have gotten as high as 30 mpg on one trip. see full Jeep Liberty review
2005	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	Despite being a small SUV, this is a heavy 4x4. To get 30 - 33 mpg on the highway doing 65 mpg is incredible. Even with the hideous price of diesel fuel lately, this is still worth it. see full Jeep Liberty review
2005	4dr SUV turbocharged 160hp 2.8L I4 Diesel 5-speed automatic 4WD w/low range	29.5 mpg highway average is phenomenal for a 4,300 lb vehicle that is usually loaded to 5,000 lbs providing a highway range of 600 miles. see full Jeep Liberty review
2004	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	Even running 3 size larger tires, 3.4 inch lift and roof rack I get 21 on the road most times, whats not to like see full Jeep Liberty review

Jeep Liberty Real Gas Mileage: Cons
Year	Body/Powertrain	Comment
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	only averages 18 mpg see full Jeep Liberty review
2008	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	Very poor fuel millage, especially in city driving . Typically averaged more than 17L/100 km. Averaged 11.5-13.0 L/100 kms highway driving. see full Jeep Liberty review
2007	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD, part-time w/low range	This vehicle is very heavy and subsequently only get upto 23mpg. Which I consider very low for a vehicle of this size. see full Jeep Liberty review
2006	4dr SUV 210-horsepower 3.7L V6 4-speed automatic RWD	Very poor fuel economy on the gasoline version. see full Jeep Liberty review
2005	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	Unfortunately we use it as a daily driver, and its terrible on gas milage which seems to rival that of larger SUVs see full Jeep Liberty review
2005	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	Horrible fuel economy, even when not in 4WD. Could be my lead foot. see full Jeep Liberty review
2004	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	V6 was overworked moving the 4600lb vehicle and got terrible fuel economy see full Jeep Liberty review
2003	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	14mpg in town, and 19 on the freeway. Poor fuel economy for such a small SUV. see full Jeep Liberty review
2003	4dr SUV 210-horsepower 3.7L V6 4-speed automatic 4WD w/low range	Terrible fuel economy compared to others in its class see full Jeep Liberty review
2002	4dr SUV 210-horsepower 3.7L V6 5-speed manual 4WD, part-time w/low range	awful! see full Jeep Liberty review