1985 · Large Car · Gas
1985 Buick LeSabre MPG & fuel economy
The 1985 Buick LeSabre is a large car offered in 2 EPA-rated configurations. The most efficient version returns 18 MPG combined (15 city / 22 highway) on regular gasoline. Across the lineup, combined ratings range from 17 to 18 MPG. That's up 1 MPG from the 1984 model. Among 23 large cars rated for 1985, it ranks 8th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,583 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1985 Buick LeSabre's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.4 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 15 | 6.4 | 15.7 |
| Highway | 22 | 9.4 | 10.7 |
| Combined | 18 | 7.7 | 13.1 |
How it ranks among 1985 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
LeSabre MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 5.0L 8-cyl · 4-speed automatic LeSabre |
Gas | 15 MPG | 22 MPG | 18 MPG | — | $2,583 |
| RWD · 3.8L 6-cyl · 3-speed automatic LeSabre |
Gas | 15 MPG | 20 MPG | 17 MPG | — | $2,735 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 5.0L 8-cyl
- Transmission
- 4-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 110 cu ft
- Cargo volume
- 21 cu ft
- Tailpipe CO₂
- 494 g/mi
1985 Buick LeSabre vs. rivals
Compare the 1985 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: 1985 Buick LeSabre Diesel (21 MPG)
Frequently asked questions
What is the gas mileage of the 1985 Buick LeSabre?
Up to 18 MPG combined (15 city / 22 highway); ratings range from 17 to 18 MPG depending on configuration.
What fuel does the 1985 Buick LeSabre use?
Regular gasoline.
What is the fuel average in km/L for the 1985 Buick LeSabre?
The 1985 Buick LeSabre's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.4 km/L on the highway.
How much does it cost to fuel the 1985 Buick LeSabre per year?
About $2,583 at 15,000 miles a year with $3.10/gal regular gas, or $17.22 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.