Infiniti MPG Ratings

Compare fuel economy across all 32 Infiniti models

New
21 MPG (avg)
2026 models
Best: QX60 at 24 MPG
Used
20 MPG (avg)
Pre-2026 models
Best: 2013 M35 at 29 MPG
Data sourced from the U.S. EPA fuel economy database, updated annually.

Current models

Models still in production in 2026

Model MPG Fuel cost/yr
QX60 ›
2014–2026
23 $2,888
QX80 ›
2014–2026
16 $4,373

Recent models

Models in production between 2015 and 2025

Model MPG Fuel cost/yr
Q40 ›
2015
21 $3,300
Q50 ›
2014–2024
24 $2,918
Q60 ›
2014–2022
22 $3,194
Q70 ›
2014–2019
21 $3,340
QX30 ›
2017–2019
26 $2,650
QX50 ›
2014–2025
24 $2,964
QX55 ›
2022–2025
25 $2,750
QX70 ›
2014–2017
18 $3,811

Older models

Models last produced between 1984 and 2014

Model MPG Fuel cost/yr
EX35 ›
2008–2012
19 $3,610
EX37 ›
2013
20 $3,450
FX35 ›
2003–2012
18 $3,670
FX37 ›
2013
19 $3,750
FX45 ›
2003–2008
15 $4,658
FX50 ›
2009–2013
16 $4,300
G20 ›
1991–2002
23 $2,596
G25 ›
2011–2012
23 $3,075
G35 ›
2003–2008
19 $3,421
G37 ›
2008–2013
20 $3,429
I30 ›
1996–2001
21 $3,060
I35 ›
2002–2004
20 $3,000
J30 ›
1993–1997
18 $3,850
JX35 ›
2013
21 $3,375
M30 ›
1990–1992
19 $3,650
M35 ›
2006–2013
20 $3,450
M37 ›
2011–2013
21 $3,375
M45 ›
2003–2010
17 $3,985
M56 ›
2011–2013
19 $3,750
Q45 ›
1990–2006
17 $4,048
QX4 ›
1997–2003
15 $3,977
QX56 ›
2004–2013
15 $4,560