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  • SpecsTaycan · i3s

Porsche Taycan GTS 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 GTS

685 €per year

22,8 kWh/100 km weighted · 4.57 € per 100 km · 3 424 kWh per year

Gap229 € per yearin favour of the i3s (−33 %)≈ 106 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 % motorway721 €388 €333 € · i3s
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway685 €456 €229 € · i3s
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway703 €539 €164 € · i3s

Cumulative saving for the i3s

1 year
229 €
3 years
688 €
5 years
1,147 €
10 years
2,294 €

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

What produces these figures

WLTP combined
20.3 kWh/100 km · 14.6 kWh/100 km
Powertrain
Fully electric · Fully electric
Power
590 ch · 184 ch
Kerb weight
2,303 kg · 1,290 kg

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Frequently asked questions

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

Porsche Taycan GTS offers more range: 504 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.