Consumption comparison
Plug-in hybrid vs electric: the cost depends on your usage profile. Select your scenario below.
Annual mileage
15 000 km/an
Simulated driving mix
Drag anywhere on the bar to adjust
Charging type
Typical annual usage : Mix 30% city / 50% road / 20% motorway · charging home (0,21 €/kWh)
Annual energy cost · 15 000 km
5,99 € / 100 km
Equivalent to 452 L of petrol 95 per year
Annual energy cost · 15 000 km
3,19 € / 100 km
Equivalent to 240 L of petrol 95 per year
BMW i3s (120 Ah) I01 costs 420 €/an less in energy than BMW 320e G20, over 15 000 kmwith home for this driving mix.
≈ 211 L of petrol 95 saved per year
Cumulative projection by annual mileage. The cheaper-to-run vehicle widens the gap year after year.
1 year
420 €
≈ 211 L petrol 95
3 years
1 261 €
≈ 634 L petrol 95
5 years
2 102 €
≈ 1056 L petrol 95
10 years
4 203 €
≈ 2112 L petrol 95
Cumulative savings for BMW i3s (120 Ah) I01 versus BMW 320e G20. Excluding purchase, insurance, maintenance and depreciation.
Projection over 15 000 km/year, by proportion of each charging type.
| Charging mix | km/year | €/km | Annual cost |
|---|---|---|---|
| 100% Homeoff-peak rate · 0,21 €/kWh | 15 000 km2 220 kWh | 0,166 €/km | 2 488 € |
| 100% AC stationpublic AC rate · 0,30 €/kWh | 15 000 km2 220 kWh | 0,166 €/km | 2 488 € |
| 100% Fast DCDC motorway rate · 0,45 €/kWh | 15 000 km2 220 kWh | 0,166 €/km | 2 488 € |
| Typical mix80% home · 15% AC · 5% DC | 15 000 km2 220 kWh | 0,166 €/km | 2 488 € |
| Annual total (typical mix) | 2 488 € | ||
| Charging mix | km/year | €/km | Annual cost |
|---|---|---|---|
| 100% Homeoff-peak rate · 0,21 €/kWh | 15 000 km2 190 kWh | 0,032 €/km | 478 € |
| 100% AC stationpublic AC rate · 0,30 €/kWh | 15 000 km2 190 kWh | 0,046 €/km | 683 € |
| 100% Fast DCDC motorway rate · 0,45 €/kWh | 15 000 km2 190 kWh | 0,068 €/km | 1 025 € |
| Typical mix80% home · 15% AC · 5% DC | 15 000 km2 190 kWh | 0,036 €/km | 536 € |
| Annual total (typical mix) | 536 € | ||
Same scenarios: energy cost of a Saloon petrol / Compact petrol (~7,0 L/100km).
| Scenario | 320e G20 | Ref. Saloon petrol | i3s (120 Ah) I01 | Ref. Compact petrol |
|---|---|---|---|---|
| Daily100 km · home | 9,67 € | 13,93 € | 3,19 € | 12,94 € |
| Weekend200 km · home | 26,30 € | 27,86 € | 6,38 € | 25,87 € |
| Holiday500 km · fast DC | 76,21 € | 69,65 € | 34,16 € | 64,67 € |
| Annual20,000 km · typical mix | 3320,31 € | 2786,00 € | 715,17 € | 2587,00 € |
Based on petrol 95 1,99 €/L · cons. Saloon petrol 7,0 L/100km · cons. Compact petrol 6,5 L/100km. Excluding purchase, maintenance and depreciation.
On a 100 km mixed trip, the BMW i3s (120 Ah) is about 45% cheaper than the BMW 320e with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.
BMW i3s (120 Ah) offers more range: 330 km vs 52 km for BMW 320e (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.
The BMW i3s (120 Ah) is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.
