1984 Oldsmobile Firenza
20 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Firenza | 21 | 29 | 24 | Regular Gasoline | — | 1.8L 4-cyl | Automatic 3-spd |
| Firenza | 21 | 30 | 24 | Regular Gasoline | — | 2L 4-cyl | Manual 4-spd |
| Firenza | 19 | 26 | 22 | Regular Gasoline | — | 2L 4-cyl | Automatic 3-spd |
| Firenza | 21 | 31 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 5-spd |
| Firenza | 23 | 32 | 26 | Regular Gasoline | — | 1.8L 4-cyl | Manual 5-spd |
| Firenza | 21 | 31 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 5-spd |
| Firenza | 21 | 29 | 24 | Regular Gasoline | — | 1.8L 4-cyl | Automatic 3-spd |
| Firenza | 22 | 29 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 4-spd |
| Firenza | 22 | 29 | 25 | Regular Gasoline | — | 2L 4-cyl | Automatic 3-spd |
| Firenza | 23 | 33 | 26 | Regular Gasoline | — | 1.8L 4-cyl | Manual 5-spd |
| Firenza Cruiser Wagon | 18 | 26 | 21 | Regular Gasoline | — | 2L 4-cyl | Automatic 3-spd |
| Firenza Cruiser Wagon | 21 | 31 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 5-spd |
| Firenza Cruiser Wagon | 21 | 31 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 5-spd |
| Firenza Cruiser Wagon | 21 | 30 | 24 | Regular Gasoline | — | 2L 4-cyl | Manual 4-spd |
| Firenza Cruiser Wagon | 18 | 26 | 21 | Regular Gasoline | — | 2L 4-cyl | Automatic 3-spd |
| Firenza Cruiser Wagon | 23 | 32 | 26 | Regular Gasoline | — | 1.8L 4-cyl | Manual 5-spd |
| Firenza Cruiser Wagon | 21 | 29 | 24 | Regular Gasoline | — | 1.8L 4-cyl | Automatic 3-spd |
| Firenza Cruiser Wagon | 21 | 29 | 24 | Regular Gasoline | — | 1.8L 4-cyl | Automatic 3-spd |
| Firenza Cruiser Wagon | 23 | 33 | 26 | Regular Gasoline | — | 1.8L 4-cyl | Manual 5-spd |
| Firenza Cruiser Wagon | 22 | 29 | 25 | Regular Gasoline | — | 2L 4-cyl | Manual 4-spd |