2026 head-to-head · Subcompact Car
2026 Fiat 500e vs Ford Mustang
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 2026 Fiat 500e is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, it costs about $788 a year to fuel (116 MPGe), versus $1,788 for the 2026 Ford Mustang (26 MPG). That's roughly $1,000 a year, or about $5,000 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
- Fiat 500e
- Ford Mustang
Side by side
| Fiat 500e | Ford Mustang | |
|---|---|---|
| $788 | Your annual fuel cost | $1,788 |
| 116 MPGe | Combined efficiency | 26 MPG |
| 127 MPGe | City | 22 MPG |
| 104 MPGe | Highway | 33 MPG |
| 29.2 kWh | Electricity use (kWh/100 mi) | — |
| 149 mi | Driving range | — |
| 72 cu ft | Passenger volume | 81 cu ft |
| 7 cu ft | Cargo volume | 12 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 341 g/mi |
| 9/10 | EPA fuel economy score | 5/10 |
| 10/10 | EPA greenhouse gas score | 5/10 |
| 6.2 hrs | Charge time at 240V | — |
| Electric | Powertrain | Gas |
| Electricity | Fuel | Regular gasoline |
| Electric motor (87 kW) | Engine / motor | 2.3L 4-cyl turbo |
| Single-speed | Transmission | 10-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.
Fiat 500e vs Ford Mustang across model years
- Fiat 500e
- Ford Mustang
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 Ford Mustang has more passenger space (81 vs. 72 cu ft); the Ford Mustang has more cargo space (12 vs. 7 cu ft).
Among 26 2026 subcompact cars, the Fiat 500e ranks 1st and the Ford Mustang 4th for lowest fuel cost.
Because the Fiat 500e is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the Ford Mustang; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2026 Fiat 500e or the 2026 Ford Mustang?
Measured by cost to drive, the Fiat 500e. The Fiat 500e is rated 116 MPGe combined and the Ford Mustang 26 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Fiat 500e vs. the Ford Mustang per year?
At 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, about $788 for the Fiat 500e and $1,788 for the Ford Mustang.
Which has more cargo space?
The Ford Mustang, with 12 cu ft of luggage volume versus 7 cu ft (EPA interior volume index).
Fiat 500e vs Ford Mustang in other years
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