Shown: 2017 BMW 330i xDrive Sedan (F30). Photo: Elise240SX, CC BY-SA 4.0, via Wikimedia Commons

Newest year: 2018
Gas
Plug-in hybrid
Diesel
Small cars

2012-2018 BMW 3 Series MPG & Fuel Cost

7 model years · 19–36 MPG combined

Combined

City

Highway

Annual fuel cost · 320i 2.0L 4-cyl turbo RWD

$2,910

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

Cheaper to fuel than 6 of 10 small car configurations, MY2018. Ranked against all rated configurations, not sales-weighted.

Previous generation: 2006-2011 Next generation: 2019-2026

2012-2018 BMW 3 Series at a glance

The 2012-2018 BMW 3 Series covers 7 model years in the EPA database (137 configurations in all), rated 19–36 MPG combined. The newest model year, 2018, costs about $2,640 a year to fuel for its most efficient version, the 328d 2.0L 4-cyl turbo RWD (36 MPG), at diesel $6.29/gal (U.S. average, Sep 2026). Powertrains over the years: gas, plug-in hybrid, diesel and hybrid. EPA changed the ratings in 2013, 2014, 2015, 2016, 2017 and 2018. The best combined rating in the generation, 36 MPG, was reached in 2014, 2015, 2017 and 2018.

2012-2018 BMW 3 Series by model year

2012-2018 BMW 3 Series: EPA combined rating and yearly fuel cost for each model year
Model year	Powertrains	Combined	$/yr	EPA ratings
2018	Gas, Plug-in hybrid, Diesel	23–36 MPG	$2,160–$3,550	Ratings changed
2017	Gas, Plug-in hybrid, Diesel	23–36 MPG	$2,160–$3,550	Ratings changed
2016	Gas, Plug-in hybrid, Diesel	23–35 MPG	$1,990–$3,520	Ratings changed
2015	Gas, Hybrid, Diesel	23–36 MPG	$2,640–$3,560	Ratings changed
2014	Gas, Hybrid, Diesel	23–36 MPG	$2,640–$3,540	Ratings changed
2013	Gas, Hybrid	19–28 MPG	$2,870–$4,170	Ratings changed
2012	Gas	19–27 MPG	$3,010–$4,150	First year

What the 2018 320i 2.0L 4-cyl turbo RWD costs to drive

Per month

$243

$2,910 a year ÷ 12

Per 25 miles

$4.85

Per 100 miles

$19.40

Five years

$14,550

5 × the yearly cost, prices held at today's level

vs the small car median

$260less a year

Class median $3,170 a year, MY2018

Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).

2018 BMW 3 Series MPG

Versus 2017: The most efficient configuration stays at 36 MPG. Its annual cost stays at $2,640.

Gas · 2.0L, 3.0L

Combined

23–28 MPG

Per year

$2,910–$3,550

See gas configurations

Plug-in hybrid · 2.0L

Gas-only combined

30 MPG

Per year

$2,160

On electricity 71 MPGe, with 14 miles of electric range.

See plug-in hybrid configurations

Diesel · 2.0L

Combined

34–36 MPG

Per year

$2,640–$2,810

See diesel configurations

Gas configurations (13)

2018 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	24	35	28	$2,910
330i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	24	34	27	$2,930
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,950
320i xDrive	2.0L 4-cyl turbo	AWD	23	34	27	$2,990
330i xDrive	2.0L 4-cyl turbo	AWD	23	33	27	$3,020
330i xDrive Gran Turismo	2.0L 4-cyl turbo	AWD	23	33	27	$3,020
330i xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	23	33	27	$3,020
340i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	21	32	25	$3,190
340i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	21	31	25	$3,240
330i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	21	32	25	$3,250

Show 3 more configurations

2018 BMW 3 Series gas configurations: EPA ratings and annual cost (+3)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
340i xDrive Gran Turismo	3.0L 6-cyl turbo	AWD	20	29	23	$3,470
340i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	29	23	$3,530
340i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	19	29	23	$3,550

13 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Plug-in hybrid configurations (1)

2018 BMW 3 Series plug-in hybrid configurations: EPA ratings and annual cost
Trim	Drive	Gas MPG	Electric MPGe	Electric range	$/yr
330e (Most efficient)	RWD	30	71	14 mi	$2,160

Cost assumes EPA's utility factor: 36% of miles are driven on electricity (residential electricity 18.3¢/kWh (U.S. average, Jul 2026)) and the rest on gasoline (premium gasoline $5.36/gal (U.S. average, Sep 2026)).

Diesel configurations (3)

2018 BMW 3 Series diesel configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328d (Most efficient)	2.0L 4-cyl turbo	RWD	31	43	36	$2,640
328d xDrive	2.0L 4-cyl turbo	AWD	30	40	34	$2,810
328d xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	30	40	34	$2,810

Diesel is priced at diesel $6.29/gal (U.S. average, Sep 2026).

2017 BMW 3 Series MPG

23–36 MPG · $2,160–$3,550/yr

Versus 2016: The most efficient configuration moves from 35 to 36 MPG, up 1. Its annual cost goes from $2,670 to $2,640, $30 less.

Gas · 2.0L, 3.0L

Combined

23–28 MPG

Per year

$2,920–$3,550

See gas configurations

Plug-in hybrid · 2.0L

Gas-only combined

30 MPG

Per year

$2,160

On electricity 71 MPGe, with 14 miles of electric range.

See plug-in hybrid configurations

Diesel · 2.0L

Combined

34–36 MPG

Per year

$2,640–$2,820

See diesel configurations

Gas configurations (13)

2017 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	23	35	28	$2,920
330i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	34	27	$2,940
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,940
320i xDrive	2.0L 4-cyl turbo	AWD	23	34	27	$2,990
330i xDrive	2.0L 4-cyl turbo	AWD	23	33	26	$3,040
330i xDrive Gran Turismo	2.0L 4-cyl turbo	AWD	23	33	26	$3,040

Show 3 more configurations

2017 BMW 3 Series gas configurations: EPA ratings and annual cost (+7)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
330i xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	23	33	26	$3,040
340i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	21	32	25	$3,210
340i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	21	31	25	$3,240
330i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	21	32	25	$3,250
340i xDrive Gran Turismo	3.0L 6-cyl turbo	AWD	20	30	24	$3,390
340i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	29	23	$3,550
340i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	19	29	23	$3,550

13 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Plug-in hybrid configurations (1)

2017 BMW 3 Series plug-in hybrid configurations: EPA ratings and annual cost
Trim	Drive	Gas MPG	Electric MPGe	Electric range	$/yr
330e (Most efficient)	RWD	30	71	14 mi	$2,160

Diesel configurations (3)

2017 BMW 3 Series diesel configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328d (Most efficient)	2.0L 4-cyl turbo	RWD	31	43	36	$2,640
328d xDrive	2.0L 4-cyl turbo	AWD	30	40	34	$2,820
328d xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	30	40	34	$2,820

Diesel is priced at diesel $6.29/gal (U.S. average, Sep 2026).

2016 BMW 3 Series MPG

23–35 MPG · $1,990–$3,520/yr

Versus 2015: The most efficient configuration moves from 36 to 35 MPG, down 1. Its annual cost goes from $2,640 to $2,670, $30 more.

Gas · 2.0L, 3.0L

Combined

23–28 MPG

Per year

$2,910–$3,520

See gas configurations

Plug-in hybrid · 2.0L

Gas-only combined

31 MPG

Per year

$1,990

On electricity 72 MPGe, with 14 miles of electric range.

See plug-in hybrid configurations

Diesel · 2.0L

Combined

34–35 MPG

Per year

$2,670–$2,780

See diesel configurations

Gas configurations (13)

2016 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	23	35	28	$2,910
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,950
328i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	35	27	$2,990
320i xDrive	2.0L 4-cyl turbo	AWD	23	34	27	$3,020
328i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	22	33	26	$3,070
328i xDrive	2.0L 4-cyl turbo	AWD	22	33	26	$3,080

Show 3 more configurations

2016 BMW 3 Series gas configurations: EPA ratings and annual cost (+7)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328i xDrive Gran Turismo	2.0L 4-cyl turbo	AWD	22	33	26	$3,080
328i xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	22	33	26	$3,080
340i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	22	32	25	$3,170
340i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	22	32	25	$3,170
335i xDrive Gran Turismo	3.0L 6-cyl turbo	AWD	20	30	23	$3,450
340i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	20	29	23	$3,500
340i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	20	28	23	$3,520

13 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Plug-in hybrid configurations (1)

2016 BMW 3 Series plug-in hybrid configurations: EPA ratings and annual cost
Trim	Drive	Gas MPG	Electric MPGe	Electric range	$/yr
330e (Most efficient)	RWD	31	72	14 mi	$1,990

Cost assumes EPA's utility factor: 46% of miles are driven on electricity (residential electricity 18.3¢/kWh (U.S. average, Jul 2026)) and the rest on gasoline (premium gasoline $5.36/gal (U.S. average, Sep 2026)).

Diesel configurations (3)

2016 BMW 3 Series diesel configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328d (Most efficient)	2.0L 4-cyl turbo	RWD	31	42	35	$2,670
328d xDrive	2.0L 4-cyl turbo	AWD	30	40	34	$2,780
328d xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	30	40	34	$2,780

Diesel is priced at diesel $6.29/gal (U.S. average, Sep 2026).

2015 BMW 3 Series MPG

23–36 MPG · $2,640–$3,560/yr

Versus 2014: The most efficient configuration stays at 36 MPG. Its annual cost stays at $2,640.

Gas · 2.0L, 3.0L

Combined

23–28 MPG

Per year

$2,920–$3,560

See gas configurations

Hybrid · 3.0L

Combined

28 MPG

Per year

$2,870

See hybrid configurations

Diesel · 2.0L

Combined

34–36 MPG

Per year

$2,640–$2,740

See diesel configurations

Gas configurations (13)

2015 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	23	35	28	$2,920
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,960
328i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	34	27	$2,980
320i xDrive	2.0L 4-cyl turbo	AWD	23	34	27	$2,990
328i xDrive	2.0L 4-cyl turbo	AWD	22	32	26	$3,100
328i xDrive Gran Turismo	2.0L 4-cyl turbo	AWD	22	32	26	$3,100

Show 3 more configurations

2015 BMW 3 Series gas configurations: EPA ratings and annual cost (+7)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328i xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	22	32	26	$3,100
328i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	22	33	26	$3,110
335i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	21	31	25	$3,260
335i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	20	29	24	$3,410
335i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	20	30	23	$3,420
335i xDrive Gran Turismo	3.0L 6-cyl turbo	AWD	20	30	23	$3,420
335i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	20	28	23	$3,560

13 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Hybrid configurations (1)

2015 BMW 3 Series hybrid configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
ActiveHybrid 3 (Most efficient)	3.0L 6-cyl turbo	RWD	25	32	28	$2,870

1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Diesel configurations (3)

2015 BMW 3 Series diesel configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328d (Most efficient)	2.0L 4-cyl turbo	RWD	31	43	36	$2,640
328d xDrive	2.0L 4-cyl turbo	AWD	31	41	34	$2,740
328d xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	31	41	34	$2,740

Diesel is priced at diesel $6.29/gal (U.S. average, Sep 2026).

2014 BMW 3 Series MPG

23–36 MPG · $2,640–$3,540/yr

Versus 2013: The most efficient configuration moves from 28 to 36 MPG, up 8. Its annual cost goes from $2,920 to $2,640, $280 less.

Gas · 2.0L, 3.0L

Combined

23–28 MPG

Per year

$2,920–$3,540

See gas configurations

Hybrid · 3.0L

Combined

28 MPG

Per year

$2,870

See hybrid configurations

Diesel · 2.0L

Combined

34–36 MPG

Per year

$2,640–$2,740

See diesel configurations

Gas configurations (13)

2014 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	23	35	28	$2,920
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,960
328i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	34	27	$2,990
320i xDrive	2.0L 4-cyl turbo	AWD	23	34	27	$3,000
328i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	22	33	26	$3,080
328i xDrive	2.0L 4-cyl turbo	AWD	22	32	26	$3,100

Show 3 more configurations

2014 BMW 3 Series gas configurations: EPA ratings and annual cost (+7)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328i xDrive Gran Turismo	2.0L 4-cyl turbo	AWD	22	32	26	$3,100
328i xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	22	32	26	$3,130
335i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	22	32	25	$3,190
335i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	20	30	24	$3,420
335i xDrive Gran Turismo	3.0L 6-cyl turbo	AWD	20	30	24	$3,420
335i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	20	29	23	$3,440
335i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	20	28	23	$3,540

13 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Hybrid configurations (1)

2014 BMW 3 Series hybrid configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
ActiveHybrid 3 (Most efficient)	3.0L 6-cyl turbo	RWD	25	32	28	$2,870

1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Diesel configurations (3)

2014 BMW 3 Series diesel configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328d (Most efficient)	2.0L 4-cyl turbo	RWD	31	43	36	$2,640
328d xDrive	2.0L 4-cyl turbo	AWD	31	41	34	$2,740
328d xDrive Sports Wagon	2.0L 4-cyl turbo	AWD	31	41	34	$2,740

Diesel is priced at diesel $6.29/gal (U.S. average, Sep 2026).

2013 BMW 3 Series MPG

19–28 MPG · $2,870–$4,170/yr

Versus 2012: The most efficient configuration moves from 27 to 28 MPG, up 1. Its annual cost goes from $3,010 to $2,920, $90 less.

Gas · 2.0L, 3.0L

Combined

19–28 MPG

Per year

$2,920–$4,170

See gas configurations

Hybrid · 3.0L

Combined

28 MPG

Per year

$2,870

See hybrid configurations

Gas configurations (27)

2013 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
320i 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient)	2.0L 4-cyl turbo	RWD	23	35	28	$2,920
320i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	23	35	27	$2,970
320i xDrive 2.0L 4-cyl turbo AWD Automatic (S8)	2.0L 4-cyl turbo	AWD	23	34	27	$2,990
328i 2.0L 4-cyl turbo RWD Manual 6-spd	2.0L 4-cyl turbo	RWD	22	33	26	$3,080
328i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	33	26	$3,090
335i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	23	32	26	$3,090

Show 17 more configurations

2013 BMW 3 Series gas configurations: EPA ratings and annual cost (+21)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328i xDrive	2.0L 4-cyl turbo	AWD	22	32	26	$3,100
320i xDrive 2.0L 4-cyl turbo AWD Manual 6-spd	2.0L 4-cyl turbo	AWD	22	33	26	$3,140
335i xDrive 3.0L 6-cyl turbo AWD Automatic (S8)	3.0L 6-cyl turbo	AWD	20	30	24	$3,420
335i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	20	29	23	$3,500
335i Coupe xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	20	28	23	$3,560
335i xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	20	28	23	$3,560
335i Coupe 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	27	22	$3,660
335i Convertible 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	27	22	$3,660
328i Coupe 3.0L 6-cyl RWD Manual 6-spd	3.0L 6-cyl	RWD	19	28	22	$3,690
328i Coupe 3.0L 6-cyl RWD Automatic (S6)	3.0L 6-cyl	RWD	18	28	21	$3,750
335i Coupe 3.0L 6-cyl turbo RWD Automatic (S6)	3.0L 6-cyl turbo	RWD	18	27	21	$3,770
335i Convertible 3.0L 6-cyl turbo RWD Automatic (S6)	3.0L 6-cyl turbo	RWD	18	27	21	$3,770
335i Coupe xDrive 3.0L 6-cyl turbo AWD Automatic (S6)	3.0L 6-cyl turbo	AWD	18	26	21	$3,800
328i Convertible 3.0L 6-cyl RWD Automatic (S6)	3.0L 6-cyl	RWD	18	26	21	$3,850
335is Convertible 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	18	26	21	$3,870
335is Coupe 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	18	26	21	$3,870
328i Coupe xDrive 3.0L 6-cyl AWD Automatic (S6)	3.0L 6-cyl	AWD	17	25	20	$4,000
328i Convertible 3.0L 6-cyl RWD Manual 6-spd	3.0L 6-cyl	RWD	17	26	20	$4,030
335is Convertible 3.0L 6-cyl turbo RWD Automatic (AM-S7)	3.0L 6-cyl turbo	RWD	17	23	19	$4,150
335is Coupe 3.0L 6-cyl turbo RWD Automatic (AM-S7)	3.0L 6-cyl turbo	RWD	17	23	19	$4,150
328i Coupe xDrive 3.0L 6-cyl AWD Manual 6-spd	3.0L 6-cyl	AWD	16	25	19	$4,170

27 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Hybrid configurations (1)

2013 BMW 3 Series hybrid configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
ActiveHybrid 3 (Most efficient)	3.0L 6-cyl turbo	RWD	25	32	28	$2,870

1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2012 BMW 3 Series MPG

19–27 MPG · $3,010–$4,150/yr

Gas · 2.0L, 3.0L

Combined

19–27 MPG

Per year

$3,010–$4,150

Gas configurations (24)

2012 BMW 3 Series gas configurations: EPA ratings and annual cost
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
328i 2.0L 4-cyl turbo RWD Manual 6-spd (Most efficient)	2.0L 4-cyl turbo	RWD	23	34	27	$3,010
328i 2.0L 4-cyl turbo RWD Automatic (S8)	2.0L 4-cyl turbo	RWD	23	33	26	$3,040
335i 3.0L 6-cyl turbo RWD Automatic (S8)	3.0L 6-cyl turbo	RWD	23	32	26	$3,090
335i 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	20	29	23	$3,480
335i Coupe 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	27	22	$3,670
335ci Convertible 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	19	27	22	$3,670

Show 14 more configurations

2012 BMW 3 Series gas configurations: EPA ratings and annual cost (+18)
Trim	Engine	Drive	City	Hwy	Comb.	$/yr
335i Coupe xDrive 3.0L 6-cyl turbo AWD Manual 6-spd	3.0L 6-cyl turbo	AWD	19	26	22	$3,710
335i Coupe 3.0L 6-cyl turbo RWD Automatic (S6)	3.0L 6-cyl turbo	RWD	18	27	22	$3,720
335ci Convertible 3.0L 6-cyl turbo RWD Automatic (S6)	3.0L 6-cyl turbo	RWD	18	27	22	$3,720
328i Coupe 3.0L 6-cyl RWD Manual 6-spd	3.0L 6-cyl	RWD	18	27	22	$3,730
328i Coupe 3.0L 6-cyl RWD Automatic (S6)	3.0L 6-cyl	RWD	18	28	21	$3,750
335i Coupe xDrive 3.0L 6-cyl turbo AWD Automatic (S6)	3.0L 6-cyl turbo	AWD	18	26	21	$3,770
328ci Convertible 3.0L 6-cyl RWD Automatic (S6)	3.0L 6-cyl	RWD	18	26	21	$3,840
328i Sport Wagon 3.0L 6-cyl RWD Automatic (S6)	3.0L 6-cyl	RWD	18	26	21	$3,840
335is Coupe 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	18	26	21	$3,880
335is Convertible 3.0L 6-cyl turbo RWD Manual 6-spd	3.0L 6-cyl turbo	RWD	18	26	21	$3,880
328i Coupe xDrive 3.0L 6-cyl AWD Automatic (S6)	3.0L 6-cyl	AWD	17	25	20	$3,960
328i xDrive Sport Wagon 3.0L 6-cyl AWD Automatic (S6)	3.0L 6-cyl	AWD	17	25	20	$3,960
328ci Convertible 3.0L 6-cyl RWD Manual 6-spd	3.0L 6-cyl	RWD	17	26	20	$3,990
328i Sport Wagon 3.0L 6-cyl RWD Manual 6-spd	3.0L 6-cyl	RWD	17	26	20	$3,990
328i Coupe xDrive 3.0L 6-cyl AWD Manual 6-spd	3.0L 6-cyl	AWD	17	25	20	$4,100
328i xDrive Sport Wagon 3.0L 6-cyl AWD Manual 6-spd	3.0L 6-cyl	AWD	17	25	20	$4,100
335is Coupe 3.0L 6-cyl turbo RWD Automatic (S7)	3.0L 6-cyl turbo	RWD	17	23	19	$4,150
335is Convertible 3.0L 6-cyl turbo RWD Automatic (S7)	3.0L 6-cyl turbo	RWD	17	23	19	$4,150

24 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Fuel cost by state

Yearly cost of the 320i 2.0L 4-cyl turbo RWD: $3,470 in California and $2,520 in Texas, a $950 difference.

California $3,470
Washington $3,260
New York $2,870
Florida $2,660
Texas $2,520

Gasoline prices: California: California state average; Washington: Washington state average; New York: New York state average; Florida: Florida state average; Texas: Texas state average (Sep 2026).

Fuel cost in every state

Similar cars

Closest combined MPG among MY2018 small car models.

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2018 MINI John Cooper Works

28 MPG · $2,850/yr

2018 Jaguar XE

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2019 Volkswagen GTI Rabbit Edition (Mk7)

2018 Volkswagen Golf / GTI

29 MPG · $2,290/yr

EPA ratings: fueleconomy.gov file of Sep 29, 2026 · Prices: EIA regular gasoline, U.S. average, Sep 2026 ($4.36/gal) · EIA residential electricity, U.S. average, Jul 2026 (18.3¢/kWh) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Generations

All BMW 3 Series years All BMW models

Frequently asked questions

What gas mileage does the 2012-2018 BMW 3 Series get?

EPA rates the 2012-2018 BMW 3 Series at 19–36 MPG combined across 137 configurations and 7 model years. The most efficient version, the 2018 328d 2.0L 4-cyl turbo RWD, is rated 36 MPG (31 city, 43 highway). By powertrain: Gas: 19–28 MPG; Plug-in hybrid: 30–31 MPG; Diesel: 34–36 MPG; Hybrid: 28 MPG.

Which years had the best MPG in the 2012-2018 BMW 3 Series?

The 328d 2.0L 4-cyl turbo RWD reached the generation's best combined rating, 36 MPG, in 2014, 2015, 2017 and 2018. The lowest top rating, 27 MPG, was in 2012.

Did EPA ratings change during the 2012-2018 BMW 3 Series?

Yes. Ratings changed in 2013, 2014, 2015, 2016, 2017 and 2018.

How does the 2012-2018 BMW 3 Series compare with the previous generation?

The previous generation (2006-2011 BMW 3 Series) is rated 19–27 MPG combined and costs $3,500–$4,230 a year to fuel; the 2012-2018 model is rated 19–36 MPG and costs $1,990–$4,170 a year.

How much does it cost to fuel a 2018 BMW 3 Series per year?

Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the 320i 2.0L 4-cyl turbo RWD costs about $2,910 a year. Across all 17 configurations the cost runs $2,160–$3,550 a year. That is a $1,390 difference between the cheapest and the costliest configuration.

How much does it cost to drive a 2018 BMW 3 Series 100 miles?

About $19.40 per 100 miles for the 320i 2.0L 4-cyl turbo RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $14.40 and $23.67 across all configurations. That is the annual cost over 15,000 miles divided by 150.

How does the 2018 BMW 3 Series compare with other small car configurations?

The 320i 2.0L 4-cyl turbo RWD costs about $2,910 a year to fuel, $260 less than the class median of $3,170, and less than 6 of 10 small car configurations. The comparison covers all 365 rated small car configurations for MY2018, not weighted by sales.

How far does the 2018 BMW 3 Series plug-in hybrid go on electricity?

EPA rates the electric range at 14 miles, with a total range of 350 miles when the gasoline engine helps. Once the battery is used, the car runs as a hybrid at 30 MPG. The 330e 2.0L 4-cyl turbo RWD costs about $2,160 a year, assuming EPA's utility factor of 36% of miles on electricity, at premium gasoline $5.36/gal (U.S. average, Sep 2026) + residential electricity 18.3¢/kWh (U.S. average, Jul 2026).

Is the 2018 BMW 3 Series different from the 2017 model?

The most efficient configuration stays at 36 MPG. Its annual cost stays at $2,640. EPA lists 17 configurations for 2018 against 17 configurations for 2017. See the 2017 BMW 3 Series for that year.