Infiniti fuel economy — every nameplate compared

EPA records 49 distinct Infiniti nameplates across 38 model years, from 1990 to 2027. The most efficient nameplate on record is the Q50 Hybrid at 31 mpg combined; the thirstiest is 14 mpg.

49nameplates on record

31best nameplate mpg

14lowest nameplate mpg

473configurations on record

Nameplates ranked by best combined rating

#	Model	Model years	Best	Worst	Configs	EPA class	Gallons a year at best rating
1	Q50 Hybrid	2014–2018	31	28	10	Compact Cars	371 gal
2	Q70 Hybrid	2014–2018	31	30	5	Midsize Cars	371 gal
3	Q50S Hybrid	2014–2015	30	28	4	Compact Cars	383 gal
4	M35h	2012–2013	29	29	2	Midsize Cars	397 gal
5	QX50	2014–2025	27	20	22	Small Station Wagons	426 gal
6	QX30	2017–2019	27	25	6	Compact Cars	426 gal
7	Q50	2014–2024	26	22	30	Midsize Cars	442 gal
8	QX60 Hybrid	2014–2017	26	26	8	Standard Sport Utility Vehicle 2WD	442 gal
9	Q60	2015–2022	25	20	21	Subcompact Cars	460 gal
10	QX55	2022–2025	25	25	4	Small Sport Utility Vehicle 4WD	460 gal
11	G20	1991–2002	24	22	23	Compact Cars	479 gal
12	QX60	2014–2027	24	21	26	Small Sport Utility Vehicle 2WD	479 gal
13	G25	2011–2012	23	23	2	Midsize Cars	500 gal
14	Q50a	2014–2015	23	22	4	Midsize Cars	500 gal
15	G37 Coupe	2008–2013	22	19	12	Subcompact Cars	523 gal
16	G37	2009–2013	22	19	8	Midsize Cars	523 gal
17	G25x	2011–2012	22	22	2	Midsize Cars	523 gal
18	Q50S Red Sport	2016–2017	22	22	4	Midsize Cars	523 gal
19	Q50 Red Sport	2018–2024	22	22	14	Midsize Cars	523 gal
20	Q60 Red Sport	2018–2022	22	21	10	Subcompact Cars	523 gal
21	I30	1996–2001	21	20	10	Midsize Cars	548 gal
22	M37	2011–2013	21	21	3	Midsize Cars	548 gal
23	Q70	2014–2019	21	18	24	Midsize Cars	548 gal
24	I35	2002–2004	20	20	3	Midsize Cars	575 gal
25	G35	2003–2008	20	18	20	Compact Cars	575 gal
26	EX35	2008–2012	20	19	10	Small Station Wagons	575 gal
27	G37x Coupe	2009–2013	20	20	5	Subcompact Cars	575 gal
28	G37x	2009–2013	20	20	4	Midsize Cars	575 gal
29	G37 Convertible	2009–2013	20	19	10	Subcompact Cars	575 gal
30	M37x	2011–2013	20	20	3	Midsize Cars	575 gal
31	Q60 Convertible	2014–2015	20	19	4	Subcompact Cars	575 gal
32	FX35	2003–2012	19	17	20	Sport Utility Vehicle - 2WD	605 gal
33	M35	2006–2010	19	18	6	Large Cars	605 gal
34	G35x	2007–2008	19	19	2	Midsize Cars	605 gal
35	M56	2011–2013	19	19	3	Midsize Cars	605 gal
36	QX70	2014–2017	19	16	9	Small Sport Utility Vehicle 4WD	605 gal
37	M30	1990–1992	19	19	3	Subcompact Cars	605 gal
38	Q45	1990–2006	18	17	17	Midsize Cars	639 gal
39	J30	1993–1997	18	18	5	Subcompact Cars	639 gal
40	M45	2003–2010	18	18	7	Large Cars	639 gal
41	M35x	2007–2010	18	18	4	Large Cars	639 gal
42	M56x	2011–2013	18	18	3	Midsize Cars	639 gal
43	QX80	2014–2027	18	15	31	Standard Sport Utility Vehicle 4WD	639 gal
44	Q45 Full-Active Suspension	1991–1995	16	15	5	Midsize Cars	719 gal
45	QX4	1997–2003	16	15	11	Sport Utility Vehicle - 4WD	719 gal
46	QX56	2004–2013	16	14	20	Sport Utility Vehicle - 2WD	719 gal
47	M45x	2008–2010	16	16	3	Large Cars	719 gal
48	FX50	2009–2013	16	16	5	Sport Utility Vehicle - 4WD	719 gal
49	FX45	2003–2008	15	14	6	Sport Utility Vehicle - 4WD	767 gal

Configurations Infiniti has offered by model year

Model year	Nameplates	Configurations	Most efficient that year
2027	2	4	QX60 (24 mpg)
2026	2	4	QX60 (24 mpg)
2025	4	7	QX50 (26 mpg)
2024	6	11	QX50 (26 mpg)
2023	6	12	QX50 (26 mpg)
2022	8	16	QX50 (26 mpg)
2021	6	13	QX50 (26 mpg)
2020	7	14	QX50 (26 mpg)
2019	9	24	QX50 (27 mpg)
2018	10	25	Q70 Hybrid (30 mpg)
2017	12	29	Q70 Hybrid (30 mpg)
2016	10	23	Q70 Hybrid (31 mpg)
2015	13	28	Q50 Hybrid (31 mpg)
2014	12	26	Q50 Hybrid (31 mpg)
2013	12	16	M35h (29 mpg)
2012	16	22	M35h (29 mpg)
2011	13	18	G25 (23 mpg)
2010	13	19	G37 Coupe (22 mpg)
2009	13	19	G37 Coupe (21 mpg)
2008	11	16	G37 Coupe (20 mpg)
2007	8	11	G35 (20 mpg)
2006	7	13	G35 (20 mpg)
2005	5	10	G35 (20 mpg)
2004	7	13	I35 (20 mpg)
2003	7	11	I35 (20 mpg)
2002	4	6	G20 (24 mpg)
2001	4	6	G20 (24 mpg)
2000	4	5	G20 (24 mpg)
1999	4	7	G20 (23 mpg)
1998	3	4	I30 (21 mpg)
1997	4	5	I30 (21 mpg)
1996	4	6	G20 (24 mpg)
1995	4	7	G20 (24 mpg)
1994	4	5	G20 (24 mpg)
1993	4	6	G20 (24 mpg)
1992	4	5	G20 (24 mpg)
1991	4	5	G20 (24 mpg)
1990	2	2	M30 (19 mpg)