1985 · Subcompact Car · Gas
1985 Pontiac Firefly MPG & fuel economy
The 1985 Pontiac Firefly is a subcompact car offered in 2 EPA-rated configurations. The most efficient version returns 42 MPG combined (39 city / 47 highway) on regular gasoline. Across the lineup, combined ratings range from 36 to 42 MPG. Among 63 subcompact cars rated for 1985, it ranks 2nd for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,107 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1985 Pontiac Firefly's fuel average is 17.9 km/L (5.6 L/100 km), or 42 MPG combined: 16.6 km/L in the city and 20.0 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 39 | 16.6 | 6.0 |
| Highway | 47 | 20.0 | 5.0 |
| Combined | 42 | 17.9 | 5.6 |
How it ranks among 1985 Subcompact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Firefly MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| FWD · 1.0L 3-cyl · 5-speed manual Firefly |
Gas | 39 MPG | 47 MPG | 42 MPG | — | $1,107 |
| FWD · 1.0L 3-cyl · 3-speed automatic Firefly |
Gas | 34 MPG | 39 MPG | 36 MPG | — | $1,292 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 1.0L 3-cyl
- Transmission
- 5-speed manual
- Drivetrain
- FWD
- Passenger volume
- 74 cu ft
- Cargo volume
- 8 cu ft
- Tailpipe CO₂
- 212 g/mi
1985 Pontiac Firefly vs. rivals
Compare the 1985 Firefly
With any other car from any year, including other Firefly model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 1985 Pontiac Firefly?
Up to 42 MPG combined (39 city / 47 highway); ratings range from 36 to 42 MPG depending on configuration.
What fuel does the 1985 Pontiac Firefly use?
Regular gasoline.
What is the fuel average in km/L for the 1985 Pontiac Firefly?
The 1985 Pontiac Firefly's fuel average is 17.9 km/L (5.6 L/100 km), or 42 MPG combined: 16.6 km/L in the city and 20.0 km/L on the highway.
How much does it cost to fuel the 1985 Pontiac Firefly per year?
About $1,107 at 15,000 miles a year with $3.10/gal regular gas, or $7.38 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.