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  • Specsi4 · i3s

BMW i4 eDrive35 G26 vs BMW i3s I01: which is cheaper to run?

What each kilometre costs, depending on your driving profile and how you charge. Annual projection and cumulative savings over 10 years.

saloon · 2024 vs 2018 · 15,000 km/an · Mixed · Home 0.20 €/kWh · Methodology
Annual mileage
15,000 km
5,000 km50,000 km
Driving mix

30 % City · 50 % Road · 20 % Motorway

Charging type

Result · yearly energy cost

ABMW i4 eDrive35 G26

581 €per year

19,3 kWh/100 km weighted · 3.87 € per 100 km · 2 902 kWh per year

Gap125 € per yearin favour of the i3s (−22 %)≈ 58 L petrol 95
BBMW i3s I01

456 €per year

15,2 kWh/100 km weighted · 3.04 € per 100 km · 2 278 kWh per year

The verdict changes with your usage
ProfileSplitAA · i4BB · i3sGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway494 €388 €106 € · i3s
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway581 €456 €125 € · i3s
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway687 €539 €148 € · i3s

Cumulative saving for the i3s

1 year
125 €
3 years
375 €
5 years
624 €
10 years
1,249 €

Energy only. Excludes purchase, insurance, servicing, depreciation.

What produces these figures

WLTP combined
18.6 kWh/100 km · 14.6 kWh/100 km
Powertrain
Fully electric · Fully electric
Power
286 ch · 184 ch
Kerb weight
2,000 kg · 1,290 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW i3s is about 20% cheaper than the BMW i4 eDrive35 with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

BMW i4 eDrive35 offers more range: 406 km vs 330 km for BMW i3s (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.

The BMW i3s is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.