2015 head-to-head · Midsize Car
2015 Buick Regal vs Toyota Avalon
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
FWD · 3.5L 6-cyl · 6-speed automatic · 24 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.10/gal regular gas, the most efficient 2015 Buick Regal (24 MPG) costs about $1,938 a year to fuel and the 2015 Toyota Avalon (24 MPG) about $1,938.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Buick Regal
- Toyota Avalon
Side by side
| Buick Regal | Toyota Avalon | |
|---|---|---|
| $1,938 | Your annual fuel cost | $1,938 |
| 24 MPG | Combined efficiency | 24 MPG |
| 20 MPG | City | 21 MPG |
| 31 MPG | Highway | 30 MPG |
| 98 cu ft | Passenger volume | 104 cu ft |
| 13 cu ft | Cargo volume | 16 cu ft |
| 372 g/mi | Tailpipe CO₂ (g/mi) | 365 g/mi |
| 6/10 | EPA fuel economy score | 6/10 |
| 6/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 3.5L 6-cyl |
| 6-speed manual | Transmission | 6-speed automatic |
| FWD | Drivetrain | FWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Buick Regal vs Toyota Avalon across model years
- Buick Regal
- Toyota Avalon
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Toyota Avalon has more passenger space (104 vs. 98 cu ft); the Toyota Avalon has more cargo space (16 vs. 13 cu ft).
Among 69 2015 midsize cars, the Buick Regal ranks 40th and the Toyota Avalon 42nd for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2015 Buick Regal vs. the Toyota Avalon per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,938 for the Buick Regal and $1,938 for the Toyota Avalon.
Which has more cargo space?
The Toyota Avalon, with 16 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
Buick Regal vs Toyota Avalon in other years
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