2020 Buick Regal
Fuel economy, running costs, emissions and safety · from U.S. EPA and NHTSA data
The 2020 Buick Regal is sold in the U.S. with gasoline power. The EPA lists 4 configurations for this model year, with combined economy from 22 to 26 MPG and an estimated annual fuel cost of $2,950 to $3,300 at 15,000 miles.
Key numbers
| Model year | 2020 |
|---|---|
| Vehicle class | Midsize Cars |
| Fuel type(s) | Gasoline |
| Combined economy | 22-26 MPG |
| Best / worst combined | 26 / 22 MPG |
| Annual fuel cost | $2,950-$3,300 |
| Tailpipe CO₂ | 343-411 g/mi |
| EPA smog rating | 5-6 / 10 |
What it costs to fuel
Across its configurations, the 2020 Regal costs about $2,950 to $3,300 a year to fuel at the EPA's 15,000-mile basis, averaging roughly $3,150. Over five years that is about $15,750 in fuel alone before maintenance, insurance and depreciation — which is why the running cost, not just the price, decides what a car really costs.
Relative to an average new vehicle, this Regal configuration spends about $3,750 more on fuel over five years.
For context, the average combined economy of midsize cars in this dataset is about 32 MPG. The Regal sits roughly 8 MPG below that mark at its midpoint, making it thirstier than average for its EPA class.
Configurations and fuel economy
| Version | Engine | Drive | Trans | Fuel | Combined | Annual fuel |
|---|---|---|---|---|---|---|
| Regal | 2.0L 4-cyl turbo | Front-Wheel | Automatic | Gasoline | 26 MPG | $3,050 |
| Regal AWD | 2.0L 4-cyl turbo | All-Wheel | Automatic | Gasoline | 24 MPG | $3,300 |
| Regal TourX AWD | 2.0L 4-cyl turbo | All-Wheel | Automatic | Gasoline | 24 MPG | $3,300 |
| Regal AWD | 3.6L 6-cyl | All-Wheel | Automatic | Gasoline | 22 MPG | $2,950 |
Emissions, safety and size
The 2020 Regal records tailpipe CO₂ of 343-411 g/mi, an EPA smog rating of 5-6 out of 10. The EPA classifies it as midsize cars.
Compare this car
Open the comparison tool to line this 2020 Regal up against any other vehicle in the database, or jump to other years and trims from the 2020 Buick Regal overview.
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Data: U.S. EPA FuelEconomy.gov (public domain) and NHTSA SafetyRatings. Figures are EPA estimates; real-world results vary.