2015 head-to-head · Midsize Car
2015 Buick Regal vs Dodge Challenger
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2015 Buick Regal is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,938 a year to fuel (24 MPG), versus $2,022 for the 2015 Dodge Challenger (23 MPG). That's roughly $84 a year, or about $421 over five years.
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
- Dodge Challenger
Side by side
| Buick Regal | Dodge Challenger | |
|---|---|---|
| $1,938 | Your annual fuel cost | $2,022 |
| 24 MPG | Combined efficiency | 23 MPG |
| 20 MPG | City | 19 MPG |
| 31 MPG | Highway | 30 MPG |
| 98 cu ft | Passenger volume | 94 cu ft |
| 13 cu ft | Cargo volume | 16 cu ft |
| 372 g/mi | Tailpipe CO₂ (g/mi) | 392 g/mi |
| 6/10 | EPA fuel economy score | 5/10 |
| 6/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 3.6L 6-cyl |
| 6-speed manual | Transmission | 8-speed automatic |
| FWD | Drivetrain | RWD |
✓ 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 Dodge Challenger across model years
- Buick Regal
- Dodge Challenger
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 Buick Regal has more passenger space (98 vs. 94 cu ft); the Dodge Challenger has more cargo space (16 vs. 13 cu ft).
Among 69 2015 midsize cars, the Buick Regal ranks 40th and the Dodge Challenger 44th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2015 Buick Regal or the 2015 Dodge Challenger?
Measured by cost to drive, the Buick Regal. The Buick Regal is rated 24 MPG combined and the Dodge Challenger 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2015 Buick Regal vs. the Dodge Challenger per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,938 for the Buick Regal and $2,022 for the Dodge Challenger.
Which has more cargo space?
The Dodge Challenger, with 16 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
Buick Regal vs Dodge Challenger in other years
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