2025 Porsche 718 Boxster vs 2026 BMW Z4 sDrive30i
| EPA figure | 2025 Porsche 718 Boxster | 2026 BMW Z4 sDrive30i |
|---|---|---|
| Model year | 2025 | 2026 |
| Body · drive | Two Seaters · Rear-Wheel Drive · Gas | Two Seaters · Rear-Wheel Drive · Gas |
| Combined MPG | 24 | 28 |
| City / highway MPG | 21 / 27 | 25 / 33 |
| Fuel a year | $3,400 | $2,950 |
| Tailpipe CO₂ (g/mi) | 375 | 312 |
| Engine | 2.0 L 4-cyl turbo | 2.0 L 4-cyl turbo |
| Transmission | Automatic (AM-S7) | Automatic (S8) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.