Against 458 other V6 cars rated 2006–2008, the Terraza sits right on their 19.3 mpg average. Averaged over the years each was sold, the most economical engine since 2005, the 3.9L 6-cyl (2007–2008), does 19 mpg and the thirstiest, the 3.5L 6-cyl (2005–2006), 18.5: $55 a year apart.
Every Buick Terraza engine, compared
Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 3.9L 6-cyl | 16 / 23 | 2007–2008 | $2,021 | |
| 3.5L 6-cyl | 16 / 23 | 2005–2006 | $2,076 |
What that actually costs
Against its rivals in the same model years, the Honda Odyssey gets 19.7 mpg, the Chrysler Town and Country 19.3 mpg and the Kia Sedona 18 mpg, next to 19 mpg for the 2008 Terraza.
| Measure | Value |
|---|---|
| Cost per mile (2008) | $0.168 |
| Fuel per year | $2,021 |
| Fuel over five years | $10,105 |
| Against other V6 cars, 2006–2008 | +$31 a year |
| EPA's own estimate | $3,338 a year |
City or highway — who is this car for
The 2008 Buick Terraza gives up 7 mpg in town: 23 on the highway against 16 in the city, $730 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2008) | 16 mpg | $2,400 a year if you only drive in town |
| Highway | 23 mpg | $1,670 a year if you mostly commute |
| Gap | +7 mpg (44%) | Wide — this car dislikes traffic |
How the Terraza changed over the years
The Terraza peaked in 2008 at 19 mpg (16 city, 23 highway) and was at its thirstiest in 2005 at 18 — 1 mpg apart, or $112 a year in fuel between buying one year and the other.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2008 | 16 / 23 | 1 | $2,021 | |
| 2007 | 16 / 23 | 1 | $2,021 | |
| 2006 | 16 / 23 | 1 | $2,021 | |
| 2005 | 16 / 23 | 1 | $2,133 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 4 EPA ratings of the Buick Terraza — 2 engines across 2005–2008. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $3,338. Full method.
Frequently asked questions
What mpg does the 2008 Buick Terraza get?
19 mpg combined, 16 city and 23 highway, per EPA. Across every year since 2005 the Terraza has averaged 18.8 mpg.
Is the 2008 Terraza more efficient than the 2007?
About the same: 19 against 19 mpg combined.
Which Terraza year has the best gas mileage?
The 2008, at 19 mpg combined (16 city, 23 highway), which is also the latest model year we hold.
Does the Terraza get better gas mileage than the Honda Odyssey?
About the same: 19 mpg for the 2008 Terraza against 19.7 for the 2009 Honda Odyssey.
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