1984 · Large Car · Gas

1984 Buick LeSabre MPG & fuel economy

The 1984 Buick LeSabre is a large car offered in 6 EPA-rated configurations. The most efficient version returns 17 MPG combined (15 city / 20 highway) on regular gasoline. Across the lineup, combined ratings range from 16 to 17 MPG. Among 23 large cars rated for 1984, it ranks 10th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,735 a year to fuel.

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Combined 17 MPG 15 MPG city · 20 MPG hwy

Driving range — not published for this model

Your fuel cost $2,735 15,000 mi/yr · $18.24 per 100 mi

Class rank, 1984 #10 of 23 Large 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 1984 Buick LeSabre's fuel average is 7.2 km/L (13.8 L/100 km), or 17 MPG combined: 6.4 km/L in the city and 8.5 km/L on the highway.

	MPG	km/L	L/100 km
City	15	6.4	15.7
Highway	20	8.5	11.8
Combined	17	7.2	13.8

How it ranks among 1984 Large Cars

Full class ranking →

1Buick Electra/Park Avenue Diesel24 MPG $2,312
2Cadillac Fleetwood/DeVille Diesel24 MPG $2,312
3Oldsmobile Ninety-Eight II24 MPG $2,312
4Buick LeSabre Diesel21 MPG $2,643
5Oldsmobile Ninety-Eight Diesel21 MPG $2,643
···
10Buick LeSabre17 MPG $2,735
···
23Rolls-Royce Silver Spur Limousine8 MPG $5,812

1984 LeSabreOther large carsClass median: $2,735/yr

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

LeSabre MPG across model years

Full history →

6 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
— · 3.8L 6-cyl · 3-speed automatic LeSabre	Gas	15 MPG	20 MPG	17 MPG	—	$2,735
— · 4.1L 6-cyl · 4-speed automatic LeSabre	Gas	14 MPG	19 MPG	16 MPG	—	$2,906
— · 5.0L 8-cyl · 3-speed automatic LeSabre	Gas	14 MPG	19 MPG	16 MPG	—	$2,906
— · 5.0L 8-cyl · 4-speed automatic LeSabre	Gas	14 MPG	21 MPG	16 MPG	—	$2,906
— · 4.1L 6-cyl · 4-speed automatic LeSabre	Gas	15 MPG	20 MPG	16 MPG	—	$2,906
— · 5.0L 8-cyl · 4-speed automatic LeSabre	Gas	14 MPG	20 MPG	16 MPG	—	$2,906

Specs (most efficient configuration)

Fuel: Regular gasoline
Engine / motor: 3.8L 6-cyl
Transmission: 3-speed automatic
Drivetrain: —
Passenger volume: 110 cu ft
Cargo volume: 21 cu ft
Tailpipe CO₂: 523 g/mi

1984 Buick LeSabre vs. rivals

vs Chevrolet Impala/Caprice 17 MPG · $2,735/yr Same fuel cost vs Chevrolet Impala/Caprice Hybrid 17 MPG · $2,735/yr Same fuel cost vs Pontiac Parisienne 17 MPG · $2,735/yr Same fuel cost vs Pontiac Parisienne Hybrid 17 MPG · $2,735/yr Same fuel cost vs Oldsmobile Delta 88 17 MPG · $2,735/yr Same fuel cost vs Chevrolet Impala/Caprice Diesel 21 MPG · $2,643/yr Impala/Caprice Diesel saves $92/yr vs Pontiac Parisienne Diesel 21 MPG · $2,643/yr Parisienne Diesel saves $92/yr vs Oldsmobile Delta 88 Diesel 21 MPG · $2,643/yr Delta 88 Diesel saves $92/yr vs Oldsmobile Ninety-Eight Diesel 21 MPG · $2,643/yr Ninety-Eight Diesel saves $92/yr vs Ford LTD Crown Victoria 16 MPG · $2,906/yr LeSabre saves $171/yr vs Mercury Grand Marquis 16 MPG · $2,906/yr LeSabre saves $171/yr vs Oldsmobile Ninety-Eight 16 MPG · $2,906/yr LeSabre saves $171/yr

Compare the 1984 LeSabre

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

Same year, other powertrains: 1984 Buick LeSabre Diesel (21 MPG)

Frequently asked questions

What is the gas mileage of the 1984 Buick LeSabre?

Up to 17 MPG combined (15 city / 20 highway); ratings range from 16 to 17 MPG depending on configuration.

What fuel does the 1984 Buick LeSabre use?

Regular gasoline.

What is the fuel average in km/L for the 1984 Buick LeSabre?