Buick Lacrosse/Allure MPG by year — every rating on record
The Buick Lacrosse/Allure has a combined EPA fuel economy rating for 6 model years, from 2005 to 2010. Across those years its best rated version returned 23 mpg (2010) and its thirstiest returned 19 mpg (2008). The EPA record holds 15 configurations for this nameplate, most recently a Midsize Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2005 | 2 | 21 mpg | 20 mpg | #23 of 56 (60th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2006 | 2 | 21 mpg | 20 mpg | #27 of 61 (57th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2007 | 2 | 21 mpg | 20 mpg | #29 of 68 (58th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2008 | 3 | 21 mpg | 19 mpg | #30 of 70 (58th pct) | Front-Wheel Drive | Premium, Regular | Midsize Cars |
| 2009 | 2 | 21 mpg | 19 mpg | #33 of 66 (51th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2010 | 4 | 23 mpg | 19 mpg | #26 of 63 (60th pct) | Front-Wheel Drive, 4-Wheel or All-Wheel Drive | Regular | Midsize Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Buick Lacrosse/Allure placed highest in 2005 at #23 of 56, and lowest in 2009 at #33 of 66. It spent 6 of its 6 ranked years in the top half of its class.
Every configuration on record
All 15 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 3.0L 6-cyl 4-Wheel or All-Wheel Drive Automatic (S6) Regular | 3.0L 6-cyl | 16 | 25 | 19 | 605.3 | 15.7 | $3,300 | 467.7368421052632 | n/a |
| 2010 | 3.0L 6-cyl Front-Wheel Drive Automatic (S6) Regular | 3.0L 6-cyl | 17 | 26 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 2010 | 3.6L 6-cyl Front-Wheel Drive Automatic (S6) Regular | 3.6L 6-cyl | 17 | 27 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
| 2010 | 2.4L 4-cyl Front-Wheel Drive Automatic (S6) Regular | SIDI | 19 | 30 | 23 | 500.0 | 12.9 | $2,700 | 386.39130434782606 | n/a |
| 2009 | 5.3L 8-cyl Front-Wheel Drive Automatic 4-spd Regular | 5.3L 8-cyl | 16 | 24 | 19 | 605.3 | 15.7 | $3,300 | 467.7368421052632 | n/a |
| 2009 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.8L 6-cyl | 17 | 28 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
| 2008 | 5.3L 8-cyl Front-Wheel Drive Automatic 4-spd Premium | 5.3L 8-cyl | 16 | 24 | 19 | 605.3 | 15.7 | $4,100 | 467.7368421052632 | n/a |
| 2008 | 3.6L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.6L 6-cyl | 17 | 25 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 2008 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.8L 6-cyl | 17 | 28 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
| 2007 | 3.6L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.6L 6-cyl | 17 | 25 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 2007 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.8L 6-cyl | 17 | 27 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
| 2006 | 3.6L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.6L 6-cyl | 17 | 25 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 2006 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.8L 6-cyl | 17 | 28 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
| 2005 | 3.6L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.6L 6-cyl | 17 | 25 | 20 | 575.0 | 14.9 | $3,100 | 444.35 | n/a |
| 2005 | 3.8L 6-cyl Front-Wheel Drive Automatic 4-spd Regular | 3.8L 6-cyl | 18 | 27 | 21 | 547.6 | 14.2 | $2,950 | 423.1904761904762 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 1 of 1 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2009 → 2010 | 21 → 23 mpg | +2 mpg | 500 gal |
What Lacrosse/Allure fuel costs over a year
At the EPA's 11,500 miles a year, the 2010 Buick Lacrosse/Allure burns 500 to 605 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,500 | $1,816 | $316 |
| $3.50/gal | $1,750 | $2,118 | $368 |
| $4.00/gal | $2,000 | $2,421 | $421 |
EPA’s own estimate for the 2010 model year is $2,700 to $3,300 a year in fuel, or $4,250 more than the average new vehicle over five years.
How it compares with other Midsize Cars
Across the 483 nameplates EPA classifies as Midsize Cars, the median best combined rating is 25 mpg. At 23 mpg the Buick Lacrosse/Allure is 2 mpg below the median, which is worth about $140 a year at $3.50 a gallon.
- All Midsize Cars rankings — every nameplate in the class, best to worst.
Other Buick nameplates
Every Buick model compared → — all nameplates ranked by best combined rating, with what each one costs a year.