Against 520 other 4-cyl cars rated 2017–2019, the Cascada trails their 27.3 mpg average by 3.3 mpg, about $193 a year.
Every Buick Cascada engine, compared
The Buick Cascada was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 1.6L 4-cyl | 20.5 / 28 | 2016–2019 | $1,634 |
What that actually costs
Against its rivals in the same model years, the Honda Civic gets 36 mpg, the Nissan Sentra 32.3 mpg and the Volkswagen Beetle 29 mpg, next to 24 mpg for the 2019 Cascada. The Cascada costs the most of them to run: $533 a year more than the Honda Civic.
| Measure | Value |
|---|---|
| Cost per mile (2019) | $0.133 |
| Fuel per year | $1,600 |
| Fuel over five years | $8,000 |
| Against other 4-cyl cars, 2017–2019 | +$193 a year |
| EPA's own estimate | $3,113 a year |
City or highway — who is this car for
The 2019 Buick Cascada gives up 8 mpg in town: 29 on the highway against 21 in the city, $505 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2019) | 21 mpg | $1,829 a year if you only drive in town |
| Highway | 29 mpg | $1,324 a year if you mostly commute |
| Gap | +8 mpg (38%) | Wide — this car dislikes traffic |
How the Cascada changed over the years
The Cascada peaked in 2019 at 24 mpg (21 city, 29 highway) and was at its thirstiest in 2017 at 23 — 1 mpg apart, or $70 a year in fuel between buying one year and the other.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2019 | 21 / 29 | 1 | $1,600 | |
| 2018 | 21 / 29 | 1 | $1,600 | |
| 2017 | 20 / 27 | 1 | $1,670 | |
| 2016 | 20 / 27 | 1 | $1,670 |
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 Cascada — 1 engine across 2016–2019. 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 $3,113. Full method.
Frequently asked questions
What mpg does the 2019 Buick Cascada get?
24 mpg combined, 21 city and 29 highway, per EPA. Across every year since 2016 the Cascada has averaged 23.5 mpg.
Is the 2019 Cascada more efficient than the 2018?
About the same: 24 against 24 mpg combined.
Which Cascada year has the best gas mileage?
The 2019, at 24 mpg combined (21 city, 29 highway), which is also the latest model year we hold.
Does the Cascada get better gas mileage than the Honda Civic?
No: 24 mpg for the 2019 Cascada against 36 for the 2020 Honda Civic, about $533 a year more to run.
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