Fiat 500e vs Porsche 911
The Fiat 500e is the more efficient of the two: it reaches 116 mpg combined versus 25 mpg for the Porsche 911, a 91 mpg advantage and costs about $2,400 less per year to fuel.
Across 4 measured categories, the Fiat 500e leads in 4. Figures are EPA test data, not manufacturer claims.
Head-to-head specifications
| Metric | Fiat 500e | Porsche 911 |
|---|---|---|
| Best combined MPG | 116 mpg ✓ | 25 mpg |
| Best city MPG | 127 mpg ✓ | 22 mpg |
| Best highway MPG | 108 mpg ✓ | 30 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $650 ✓ | $3,050 |
| Lowest CO2 output | Not available | 355 g/mi |
| Engines offered | Not available | SIDI |
| Transmissions | Automatic (A1) | Automatic (AM-S8), Manual 6-spd, Automatic (AM-S7) |
| Drivetrains | Front-Wheel Drive | Rear-Wheel Drive, All-Wheel Drive, 4-Wheel Drive |
| Fuel types | Electricity | Premium |
| EPA class | Minicompact Cars | Minicompact Cars |
| Years covered | 2015–2026 | 2015–2026 |
| Configurations on record | 11 | 361 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
500e vs 911: common questions
Which is better on gas, the Fiat 500e or the Porsche 911?
The Fiat 500e is the more efficient of the two: it reaches 116 mpg combined versus 25 mpg for the Porsche 911, a 91 mpg advantage and costs about $2,400 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Fiat 500e runs about $650 a year in fuel at its most efficient configuration, versus about $3,050 for the Porsche 911 — a difference of roughly $2,400 per year.
What engines do the 500e and 911 offer?
Fiat 500e: no engine data on record. Porsche 911: SIDI.
Are they in the same vehicle class?
Yes — the EPA classifies both the Fiat 500e and the Porsche 911 as Minicompact Cars, so they compete directly.
More 500e comparisons
Comparison id: fiat-500e-vs-porsche-911