1984 · Midsize Car · Gas
1984 Dodge Diplomat MPG & fuel economy
The 1984 Dodge Diplomat is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 15 MPG combined (14 city / 18 highway) on regular gasoline. Across the lineup, combined ratings range from 13 to 15 MPG. Among 50 midsize cars rated for 1984, it ranks 45th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $3,100 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 1984 Dodge Diplomat's fuel average is 6.4 km/L (15.7 L/100 km), or 15 MPG combined: 6.0 km/L in the city and 7.7 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 14 | 6.0 | 16.8 |
| Highway | 18 | 7.7 | 13.1 |
| Combined | 15 | 6.4 | 15.7 |
How it ranks among 1984 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Diplomat MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| — · 5.2L 8-cyl · 3-speed automatic Diplomat |
Gas | 14 MPG | 18 MPG | 15 MPG | — | $3,100 |
| — · 5.2L 8-cyl · 3-speed automatic Diplomat |
Gas | 12 MPG | 15 MPG | 13 MPG | — | $3,577 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 5.2L 8-cyl
- Transmission
- 3-speed automatic
- Drivetrain
- —
- Passenger volume
- 99 cu ft
- Cargo volume
- 16 cu ft
- Tailpipe CO₂
- 592 g/mi
1984 Dodge Diplomat vs. rivals
Compare the 1984 Diplomat
With any other car from any year, including other Diplomat model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 1984 Dodge Diplomat?
Up to 15 MPG combined (14 city / 18 highway); ratings range from 13 to 15 MPG depending on configuration.
What fuel does the 1984 Dodge Diplomat use?
Regular gasoline.
What is the fuel average in km/L for the 1984 Dodge Diplomat?
The 1984 Dodge Diplomat's fuel average is 6.4 km/L (15.7 L/100 km), or 15 MPG combined: 6.0 km/L in the city and 7.7 km/L on the highway.
How much does it cost to fuel the 1984 Dodge Diplomat per year?
About $3,100 at 15,000 miles a year with $3.10/gal regular gas, or $20.67 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.