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  • SpecsTaycan · i3s

Porsche Taycan 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.

grand tourer · 2023 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

APorsche Taycan

688 €per year

22,9 kWh/100 km weighted · 4.58 € per 100 km · 3 437 kWh per year

Gap232 € per yearin favour of the i3s (−34 %)≈ 107 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 · TaycanBB · i3sGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway746 €388 €358 € · i3s
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway688 €456 €232 € · i3s
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway682 €539 €143 € · i3s

Cumulative saving for the i3s

1 year
232 €
3 years
696 €
5 years
1,160 €
10 years
2,320 €

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

What produces these figures

WLTP combined
20.4 kWh/100 km · 14.6 kWh/100 km
Powertrain
Fully electric · Fully electric
Power
402 ch · 184 ch
Kerb weight
2,071 kg · 1,290 kg

Other similar comparisons

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A3 allstreet vs i3s

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Taycan vs i5 xDrive40 Touring

gap 413 €/year
AudiVSBMW

A3 allstreet vs i3s

gap 2 466 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW i3s is about 35% cheaper than the Porsche Taycan with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

Porsche Taycan offers more range: 431 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.