1986 · Midsize Car · Gas
1986 Mercury Marquis MPG & fuel economy
The 1986 Mercury Marquis is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 20 MPG combined (18 city / 23 highway) on regular gasoline. Across the lineup, combined ratings range from 18 to 20 MPG. Efficiency is unchanged from the 1985 model. Among 37 midsize cars rated for 1986, it ranks 17th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,325 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1986 Mercury Marquis's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.7 km/L in the city and 9.8 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 18 | 7.7 | 13.1 |
| Highway | 23 | 9.8 | 10.2 |
| Combined | 20 | 8.5 | 11.8 |
How it ranks among 1986 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Marquis MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.3L 4-cyl · 3-speed automatic Marquis |
Gas | 18 MPG | 23 MPG | 20 MPG | — | $2,325 |
| RWD · 3.8L 6-cyl · 3-speed automatic Marquis |
Gas | 17 MPG | 21 MPG | 18 MPG | — | $2,583 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.3L 4-cyl
- Transmission
- 3-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 97 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 444 g/mi
1986 Mercury Marquis vs. rivals
Compare the 1986 Marquis
With any other car from any year, including other Marquis model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 1986 Mercury Marquis?
Up to 20 MPG combined (18 city / 23 highway); ratings range from 18 to 20 MPG depending on configuration.
What fuel does the 1986 Mercury Marquis use?
Regular gasoline.
What is the fuel average in km/L for the 1986 Mercury Marquis?
The 1986 Mercury Marquis's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.7 km/L in the city and 9.8 km/L on the highway.
How much does it cost to fuel the 1986 Mercury Marquis per year?
About $2,325 at 15,000 miles a year with $3.10/gal regular gas, or $15.50 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.