2020 BMW 840i xDrive Convertible vs 2020 BMW i3s with Range Extender
| EPA figure | 2020 BMW 840i xDrive Convertible | 2020 BMW i3s with Range Extender |
|---|---|---|
| Model year | 2020 | 2020 |
| Body · drive | Subcompact · All-Wheel Drive · Gas | Subcompact · Rear-Wheel Drive · Plug-in hybrid |
| EPA range | — | 126 mi |
| Combined MPGe | — | 100 |
| Combined MPG | 23 | 31 |
| City / highway MPG | 20 / 27 | 30 / 31 |
| Fuel a year | $3,550 | $2,650 |
| Tailpipe CO₂ (g/mi) | 388 | 22 |
| Engine | 3.0 L 6-cyl turbo | 0.6 L 2-cyl |
| Transmission | Automatic (S8) | Automatic (A1) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.