Photo: Plymouth Reliant by Bull-Doser, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.
Plymouth · model year 1984
1984 Plymouth Reliant
Midsize · Gas · EPA class: Midsize Cars
EPA figures · 1984fueleconomy.gov
20MPG combined
18/22MPG city / highway
$3,350fuel a year
444 g CO₂ per mile 2.6 L 4-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
- 20 MPG
- City MPG
- 18 MPG
- Highway MPG
- 22 MPG
- Annual fuel cost
- $3,350
- Tailpipe CO₂
- 444 g per mile
- Model year
- 1984
- Body
- Car
- EPA size class
- Midsize Cars
- Engine
- 2.6 L 4-cyl
- Transmission
- Automatic 3-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
More Plymouth model years
Plymouth
1984 Plymouth Horizon
29 MPG · $2,300 fuel a year Plymouth1984 Plymouth Horizon
21 MPG · $3,200 fuel a year Plymouth1984 Plymouth Horizon
25 MPG · $2,700 fuel a year 1984 Plymouth Reliant
23 MPG · $2,900 fuel a year 1984 Plymouth Reliant
25 MPG · $2,700 fuel a year 1984 Plymouth Reliant
24 MPG · $2,800 fuel a year 1984 Plymouth Reliant
21 MPG · $3,200 fuel a year