Photo: Dodge Diplomat by No machine-readable author provided. ApolloBoy assumed (based on copyright claims)., Public domain, via Wikimedia Commons. It shows the model, not always this exact version.
Dodge · model year 1984
1984 Dodge Diplomat
Midsize · Gas · EPA class: Midsize Cars
EPA figures · 1984fueleconomy.gov
13MPG combined
12/15MPG city / highway
$5,150fuel a year
684 g CO₂ per mile 5.2 L 8-cyl Automatic 3-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 13 MPG
- City MPG
- 12 MPG
- Highway MPG
- 15 MPG
- Annual fuel cost
- $5,150
- Tailpipe CO₂
- 684 g per mile
- Model year
- 1984
- Body
- Car
- EPA size class
- Midsize Cars
- Engine
- 5.2 L 8-cyl
- Transmission
- Automatic 3-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
More Dodge model years
1984 Dodge Daytona
20 MPG · $3,350 fuel a year 1984 Dodge Daytona
21 MPG · $3,200 fuel a year 1984 Dodge Daytona
19 MPG · $3,550 fuel a year 1984 Dodge Daytona
22 MPG · $3,050 fuel a year 1984 Dodge Daytona
20 MPG · $3,350 fuel a year 1984 Dodge Diplomat
15 MPG · $4,450 fuel a year 1984 Dodge Diplomat
15 MPG · $4,450 fuel a year