Porsche Boxster vs MINI Cooper
The MINI Cooper is the more efficient of the two: it reaches 110 mpg combined versus 25 mpg for the Porsche Boxster, a 85 mpg advantage and costs about $2,350 less per year to fuel.
Across 5 measured categories, the MINI Cooper leads in 5. Figures are EPA test data, not manufacturer claims.
2015–2020
Porsche Boxster
Two Seaters · 35 configurations
Head-to-head specifications
| Metric | Porsche Boxster | MINI Cooper |
|---|---|---|
| Best combined MPG | 25 mpg | 110 mpg ✓ |
| Best city MPG | 22 mpg | 119 mpg ✓ |
| Best highway MPG | 31 mpg | 100 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $3,050 | $700 ✓ |
| Lowest CO2 output | 352 g/mi | 272 g/mi ✓ |
| Engines offered | SIDI | SIDI & PFI, SIDI, 1.6 |
| Transmissions | Automatic (AM-S7), Manual 6-spd | Automatic (AM-S7), Manual 6-spd, Automatic (A1) |
| Drivetrains | Rear-Wheel Drive | Front-Wheel Drive |
| Fuel types | Premium | Premium, Electricity |
| EPA class | Two Seaters | Subcompact Cars |
| Years covered | 2015–2020 | 2015–2026 |
| Configurations on record | 35 | 135 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Boxster vs Cooper: common questions
Which is better on gas, the Porsche Boxster or the MINI Cooper?
The MINI Cooper is the more efficient of the two: it reaches 110 mpg combined versus 25 mpg for the Porsche Boxster, a 85 mpg advantage and costs about $2,350 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the MINI Cooper runs about $700 a year in fuel at its most efficient configuration, versus about $3,050 for the Porsche Boxster — a difference of roughly $2,350 per year.
What engines do the Boxster and Cooper offer?
Porsche Boxster: SIDI. MINI Cooper: SIDI & PFI, SIDI, 1.6.
Are they in the same vehicle class?
The EPA classifies the Porsche Boxster as Two Seaters and the MINI Cooper as Subcompact Cars, so they aren't a like-for-like match on size.
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Comparison id: porsche-boxster-vs-mini-cooper