2021 BMW Alpina B7 vs 2021 BMW i3s with Range Extender
| EPA figure | 2021 BMW Alpina B7 | 2021 BMW i3s with Range Extender |
|---|---|---|
| Model year | 2021 | 2021 |
| Body · drive | Large · All-Wheel Drive · Gas | Subcompact · Rear-Wheel Drive · Plug-in hybrid |
| EPA range | — | 126 mi |
| Combined MPGe | — | 100 |
| Combined MPG | 19 | 31 |
| City / highway MPG | 17 / 24 | 30 / 31 |
| Fuel a year | $4,350 | $2,650 |
| Tailpipe CO₂ (g/mi) | 456 | 22 |
| Engine | 4.4 L 8-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.