2014 · Midsize Car · Gas / Flex-fuel

2014 Buick LaCrosse MPG & fuel economy

The 2014 Buick LaCrosse is a midsize car offered in 3 EPA-rated configurations. The most efficient version returns 21 MPG combined (18 city / 28 highway) on regular gasoline. Across the lineup, combined ratings range from 20 to 21 MPG. Efficiency is unchanged from the 2013 model. Among 74 midsize cars rated for 2014, it ranks 49th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,214 a year to fuel.

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Combined 21 MPG 18 MPG city · 28 MPG hwy

Driving range — not published for this model

Your fuel cost $2,214 15,000 mi/yr · $14.76 per 100 mi

Class rank, 2014 #49 of 74 Midsize Cars by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Regular gas $/gal

Fuel average

The 2014 Buick LaCrosse's fuel average is 8.9 km/L (11.2 L/100 km), or 21 MPG combined: 7.7 km/L in the city and 11.9 km/L on the highway.

	MPG	km/L	L/100 km
City	18	7.7	13.1
Highway	28	11.9	8.4
Combined	21	8.9	11.2

How it ranks among 2014 Midsize Cars

Full class ranking →

1Nissan Leaf114 MPGe $810
2Toyota Prius Plug-in Hybrid95 MPGe + 50 MPG $887
3Honda Accord Plug-in Hybrid115 MPGe + 46 MPG $936
4Toyota Prius48 MPG $969
5Honda Accord Hybrid47 MPG $989
···
49Buick LaCrosse21 MPG $2,214
···
74Honda Clarity60 MPGe $9,000

2014 LaCrosseOther midsize carsClass median: $1,886/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

LaCrosse MPG across model years

Full history →

3 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
FWD · 3.6L 6-cyl · 6-speed automatic LaCrosse	Flex-fuel	18 MPG	28 MPG	21 MPG	—	$2,214
FWD · 3.6L 6-cyl · 6-speed automatic LaCrosse	Gas	18 MPG	28 MPG	21 MPG	—	$2,214
AWD · 3.6L 6-cyl · 6-speed automatic LaCrosse AWD	Flex-fuel	17 MPG	26 MPG	20 MPG	—	$2,325

Specs (most efficient configuration)

Fuel: Regular gasoline or E85
Engine / motor: 3.6L 6-cyl
Transmission: 6-speed automatic
Drivetrain: FWD
Passenger volume: 100 cu ft
Cargo volume: 16 cu ft
Tailpipe CO₂: 422 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2014 Buick LaCrosse vs. rivals

vs Dodge Avenger 24 MPG · $1,938/yr Avenger saves $277/yr vs Dodge Challenger 21 MPG · $2,518/yr LaCrosse saves $304/yr vs Kia Optima 26 MPG · $1,788/yr Optima saves $426/yr vs Toyota Avalon 25 MPG · $1,860/yr Avalon saves $354/yr vs Nissan Maxima 22 MPG · $2,693/yr LaCrosse saves $479/yr vs Chevrolet Malibu Hybrid 28 MPG · $1,661/yr Malibu Hybrid saves $554/yr vs Buick LaCrosse Hybrid 28 MPG · $1,661/yr LaCrosse Hybrid saves $554/yr vs Honda Clarity 60 MPGe · $9,000/yr LaCrosse saves $6,786/yr

Compare the 2014 LaCrosse

With any other car from any year, including other LaCrosse model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 2014 Buick LaCrosse Hybrid (28 MPG)

Frequently asked questions

What is the gas mileage of the 2014 Buick LaCrosse?

Up to 21 MPG combined (18 city / 28 highway); ratings range from 20 to 21 MPG depending on configuration.

What fuel does the 2014 Buick LaCrosse use?

Regular gasoline or E85.

What is the fuel average in km/L for the 2014 Buick LaCrosse?