2018 Porsche 911 Turbo Cabriolet vs 2018 Porsche Boxster GTS
| EPA figure | 2018 Porsche 911 Turbo Cabriolet | 2018 Porsche Boxster GTS |
|---|---|---|
| Model year | 2018 | 2018 |
| Body · drive | Minicompact · All-Wheel Drive · Gas | Two Seaters · Rear-Wheel Drive · Gas |
| Combined MPG | 21 | 21 |
| City / highway MPG | 19 / 24 | 19 / 25 |
| Fuel a year | $3,900 | $3,900 |
| Tailpipe CO₂ (g/mi) | 430 | 413 |
| Engine | 3.8 L 6-cyl turbo | 2.5 L 4-cyl turbo |
| Transmission | Automatic (AM-S7) | Manual 6-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.