2025 Porsche 718 GT4 RS vs 2026 Porsche 911 GT3
| EPA figure | 2025 Porsche 718 GT4 RS | 2026 Porsche 911 GT3 |
|---|---|---|
| Model year | 2025 | 2026 |
| Body · drive | Two Seaters · Rear-Wheel Drive · Gas | Two Seaters · Rear-Wheel Drive · Gas |
| Combined MPG | 16 | 15 |
| City / highway MPG | 15 / 19 | 14 / 17 |
| Fuel a year | $5,150 | $5,500 |
| Tailpipe CO₂ (g/mi) | 544 | 593 |
| Engine | 4.0 L 6-cyl | 4.0 L 6-cyl |
| Transmission | Automatic (AM-S7) | Automatic (AM-S7) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.