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Buick Century MPG
EPA fuel economy for 60 Buick Century trims sold from 1984 to 2005. Best ever: 27 MPG (1985 Century). Latest model year 2005: 21 MPG combined across 1 trim.
Buick Century fuel cost calculator
Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.
At $4.16 a gallon for regular and 15,000 miles a year, the 2005 Buick Century costs about $2,970 a year to fuel (Century, 3.1 L, 6 cyl, 21 MPG).
| 2005 trim | Engine | Transmission | Drive | Fuel | Comb | Cost/yr | vs cheapest |
|---|---|---|---|---|---|---|---|
| Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 21 | $2,970 | cheapest |
Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.
Buick Century MPG by year
| Year | Best combined | City | Hwy | Best trim that year | Trims |
|---|---|---|---|---|---|
| 2005 | 21 | 18 | 27 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 2004 | 21 | 18 | 27 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 2003 | 21 | 18 | 26 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 2002 | 21 | 18 | 26 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 2001 | 21 | 18 | 26 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 2000 | 21 | 18 | 27 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 1999 | 21 | 17 | 26 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 1998 | 21 | 17 | 27 | Century, 3.1 L, 6 cyl, Auto 4-spd | 1 |
| 1996 | 24 | 21 | 29 | Century, 2.2 L, 4 cyl, Auto 3-spd | 2 |
| 1995 | 20 | 17 | 26 | Century, 3.1 L, 6 cyl, Auto 4-spd | 2 |
| 1994 | 24 | 22 | 28 | Century, 2.2 L, 4 cyl, Auto 3-spd | 2 |
| 1993 | 23 | 21 | 28 | Century, 2.2 L, 4 cyl, Auto 3-spd | 3 |
| 1992 | 22 | 19 | 28 | Century, 2.5 L, 4 cyl, Auto 3-spd | 3 |
| 1991 | 22 | 19 | 28 | Century, 2.5 L, 4 cyl, Auto 3-spd | 3 |
| 1990 | 23 | 20 | 29 | Century, 2.5 L, 4 cyl, Auto 3-spd | 3 |
| 1989 | 23 | 21 | 28 | Century, 2.5 L, 4 cyl, Auto 3-spd | 5 |
| 1988 | 24 | 21 | 29 | Century, 2.5 L, 4 cyl, Auto 3-spd | 4 |
| 1987 | 23 | 19 | 29 | Century, 2.5 L, 4 cyl, Auto 3-spd | 4 |
| 1986 | 23 | 19 | 29 | Century, 2.5 L, 4 cyl, Auto 3-spd | 4 |
| 1985 | 27 | 23 | 32 | Century, 4.3 L, 6 cyl, Diesel, Auto 3-spd | 8 |
| 1984 | 25 | 21 | 31 | Century, 4.3 L, 6 cyl, Auto 3-spd | 9 |
Every Buick Century trim
| Year | Trim | Engine | Transmission | Drive | Fuel | City | Hwy | Comb | CO2 g/mi | Fuel cost/yr |
|---|---|---|---|---|---|---|---|---|---|---|
| 2005 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 27 | 21 | 423 | $2,970 |
| 2004 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 27 | 21 | 423 | $2,970 |
| 2003 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 2002 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 2001 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 2000 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 27 | 21 | 423 | $2,970 |
| 1999 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 21 | 423 | $2,970 |
| 1998 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 27 | 21 | 423 | $2,970 |
| 1996 | Century | 2.2 L, 4 cyl | Auto 3-spd | FWD | Regular | 21 | 29 | 24 | 370 | $2,600 |
| 1996 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1995 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 20 | 444 | $3,120 |
| 1995 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 20 | 444 | $3,120 |
| 1994 | Century | 2.2 L, 4 cyl | Auto 3-spd | FWD | Regular | 22 | 28 | 24 | 370 | $2,600 |
| 1994 | Century | 3.1 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 20 | 444 | $3,120 |
| 1993 | Century | 2.2 L, 4 cyl | Auto 3-spd | FWD | Regular | 21 | 28 | 23 | 386 | $2,710 |
| 1993 | Century | 3.3 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1993 | Century | 3.3 L, 6 cyl | Auto 3-spd | FWD | Regular | 17 | 24 | 19 | 468 | $3,280 |
| 1992 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 19 | 28 | 22 | 404 | $2,840 |
| 1992 | Century | 3.3 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 27 | 20 | 444 | $3,120 |
| 1992 | Century | 3.3 L, 6 cyl | Auto 3-spd | FWD | Regular | 17 | 24 | 19 | 468 | $3,280 |
| 1991 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 19 | 28 | 22 | 404 | $2,840 |
| 1991 | Century | 3.3 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 27 | 20 | 444 | $3,120 |
| 1991 | Century | 3.3 L, 6 cyl | Auto 3-spd | FWD | Regular | 17 | 24 | 19 | 468 | $3,280 |
| 1990 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 20 | 29 | 23 | 386 | $2,710 |
| 1990 | Century | 3.3 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1990 | Century | 3.3 L, 6 cyl | Auto 3-spd | FWD | Regular | 18 | 25 | 20 | 444 | $3,120 |
| 1989 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 21 | 28 | 23 | 386 | $2,710 |
| 1989 | Century | 2.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1989 | Century | 3.3 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1989 | Century | 2.8 L, 6 cyl | Auto 3-spd | FWD | Regular | 18 | 25 | 20 | 444 | $3,120 |
| 1989 | Century | 3.3 L, 6 cyl | Auto 3-spd | FWD | Regular | 18 | 25 | 20 | 444 | $3,120 |
| 1988 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 21 | 29 | 24 | 370 | $2,600 |
| 1988 | Century | 2.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1988 | Century | 2.8 L, 6 cyl | Auto 3-spd | FWD | Regular | 18 | 25 | 20 | 444 | $3,120 |
| 1988 | Century | 3.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 20 | 444 | $3,120 |
| 1987 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 19 | 29 | 23 | 386 | $2,710 |
| 1987 | Century | 2.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 21 | 423 | $2,970 |
| 1987 | Century | 2.8 L, 6 cyl | Auto 3-spd | FWD | Regular | 18 | 24 | 20 | 444 | $3,120 |
| 1987 | Century | 3.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 16 | 25 | 19 | 468 | $3,280 |
| 1986 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 19 | 29 | 23 | 386 | $2,710 |
| 1986 | Century | 2.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 18 | 26 | 20 | 444 | $3,120 |
| 1986 | Century | 3.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 17 | 26 | 20 | 444 | $3,120 |
| 1986 | Century | 2.8 L, 6 cyl | Auto 3-spd | FWD | Regular | 17 | 24 | 19 | 468 | $3,280 |
| 1985 | Century | 4.3 L, 6 cyl, Diesel | Auto 3-spd | FWD | Diesel | 23 | 32 | 27 | 377 | $3,320 |
| 1985 | Century | 4.3 L, 6 cyl, Diesel | Auto 3-spd | FWD | Diesel | 23 | 32 | 26 | 392 | $3,450 |
| 1985 | Century | 2.5 L, 4 cyl | Auto 3-spd | FWD | Regular | 21 | 29 | 24 | 370 | $2,600 |
| 1985 | Century | 3.0 L, 6 cyl | Auto 3-spd | FWD | Regular | 16 | 24 | 19 | 468 | $3,280 |
| 1985 | Century | 3.0 L, 6 cyl | Auto 3-spd | FWD | Regular | 16 | 23 | 19 | 468 | $3,280 |
| 1985 | Century | 3.0 L, 6 cyl | Auto 4-spd | FWD | Regular | 16 | 23 | 19 | 468 | $3,280 |
| 1985 | Century | 3.8 L, 6 cyl | Auto 4-spd | FWD | Regular | 16 | 23 | 19 | 468 | $3,280 |
| 1985 | Century | 3.0 L, 6 cyl | Auto 4-spd | FWD | Regular | 15 | 23 | 18 | 494 | $3,470 |
| 1984 | Century | 4.3 L, 6 cyl | Auto 3-spd | Diesel | 21 | 31 | 25 | 407 | $3,590 | |
| 1984 | Century | 4.3 L, 6 cyl | Auto 3-spd | Diesel | 21 | 29 | 24 | 424 | $3,740 | |
| 1984 | Century | 4.3 L, 6 cyl | Auto 4-spd | Diesel | 21 | 31 | 24 | 424 | $3,740 | |
| 1984 | Century | 2.5 L, 4 cyl | Auto 3-spd | Regular | 20 | 28 | 23 | 386 | $2,710 | |
| 1984 | Century | 2.5 L, 4 cyl | Auto 3-spd | Regular | 20 | 28 | 23 | 386 | $2,710 | |
| 1984 | Century | 3.0 L, 6 cyl | Auto 3-spd | Regular | 17 | 24 | 20 | 444 | $3,120 | |
| 1984 | Century | 3.8 L, 6 cyl | Auto 4-spd | Regular | 16 | 23 | 19 | 468 | $3,280 | |
| 1984 | Century | 3.8 L, 6 cyl | Auto 4-spd | Regular | 16 | 23 | 19 | 468 | $3,280 | |
| 1984 | Century | 3.0 L, 6 cyl | Auto 3-spd | Regular | 16 | 22 | 18 | 494 | $3,470 |
CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).
Compare with other 2005 Midsize Cars
| Vehicle | Combined | City | Hwy |
|---|---|---|---|
| 2005 Toyota Prius | 46 | 48 | 45 |
| 2005 Honda Accord Hybrid | 28 | 25 | 33 |
| 2005 Mercedes-Benz E320 Cdi | 27 | 23 | 33 |
| 2005 Volkswagen Passat | 27 | 23 | 34 |
| 2005 Hyundai Elantra | 26 | 23 | 31 |
| 2005 Chevrolet Classic | 25 | 22 | 31 |
All Midsize Cars ranked by MPG
Questions people ask
What is the best MPG for a Buick Century?
The most efficient Buick Century the EPA has rated is the 1985 Century at 27 MPG combined (23 city, 32 highway).
What MPG does the 2005 Buick Century get?
Every 2005 Buick Century trim is rated 21 MPG combined.
Which Buick Century has the worst fuel economy?
The 1985 Century is the lowest rated at 18 MPG combined.
How much does it cost to fuel a Buick Century for a year?
At $4.16 a gallon for regular and 15,000 miles a year, the 2005 Buick Century costs about $2,970 a year to fuel (Century, 3.1 L, 6 cyl, 21 MPG).
More from Buick: every Buick model. Fuel types on this model: Diesel, Regular. EPA classes: Midsize Cars.