1984 Buick CenturyFuel Economy & MPG Ratings
Diesel Midsize Cars
City
21
MPG
Highway
31
MPG
Combined
25
MPG
Trim Comparison
Automatic 3-spd
Diesel
City
21
Hwy
31
Comb
25
Fuel cost: $3,400/yr
Automatic 4-spd
Diesel
City
21
Hwy
31
Comb
24
Fuel cost: $3,500/yr
Automatic 3-spd
Diesel
City
21
Hwy
29
Comb
24
Fuel cost: $3,500/yr
Automatic 3-spd
Regular
City
20
Hwy
28
Comb
23
Fuel cost: $2,950/yr
Automatic 3-spd
Regular
City
20
Hwy
28
Comb
23
Fuel cost: $2,950/yr
Automatic 3-spd
Regular
City
17
Hwy
24
Comb
20
Fuel cost: $3,400/yr
Automatic 4-spd
Regular
City
16
Hwy
23
Comb
19
Fuel cost: $3,550/yr
Automatic 4-spd
Regular
City
16
Hwy
23
Comb
19
Fuel cost: $3,550/yr
Automatic 3-spd
Regular
City
16
Hwy
22
Comb
18
Fuel cost: $3,750/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 3-spd | Diesel | 21 | 31 | 25 | $3,400 |
| Automatic 4-spd | Diesel | 21 | 31 | 24 | $3,500 |
| Automatic 3-spd | Diesel | 21 | 29 | 24 | $3,500 |
| Automatic 3-spd | Regular | 20 | 28 | 23 | $2,950 |
| Automatic 3-spd | Regular | 20 | 28 | 23 | $2,950 |
| Automatic 3-spd | Regular | 17 | 24 | 20 | $3,400 |
| Automatic 4-spd | Regular | 16 | 23 | 19 | $3,550 |
| Automatic 4-spd | Regular | 16 | 23 | 19 | $3,550 |
| Automatic 3-spd | Regular | 16 | 22 | 18 | $3,750 |
Annual Fuel Cost
$3,400
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-5,000
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 407 g/mile
- Annual Petroleum Consumption
- 14.3 barrels
Specifications
- Engine
- 4.3L 4-cyl
- Transmission
- 3-speed Automatic
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 4.3L, 6-cylinder
- Induction Type
- (DIESEL)
- Fuel Type
- Diesel
Related
Buick Century MPG History
See how this model's fuel economy changed by year