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i4BEVvs320ePHEV
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  • Specsi4 · 320e

BMW i4 eDrive35 G26 vs BMW 320e G20: which is cheaper to run?

What each kilometre costs, depending on your driving profile, how you charge and the share of the trip driven on electricity or fuel.

saloon · 2024 vs 2021 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Home 0.20 €/kWh · Methodology
Annual mileage
15,000 km
5,000 km50,000 km
Driving mix

30 % City · 50 % Road · 20 % Motorway

Fuel price
Petrol 95 2.17 €/L · Diesel 2.38 €/Lprix-carburants.gouv.fr — moyenne nationale du 05/10/2026 ; EDF Tarif Bleu Base au 01/08/2026 ; DC autoroute : moyenne des réseaux sans abonnement
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

Gap350 € per yearin favour of the i4 eDrive35 (−38 %)≈ 161 L petrol 95
BBMW 320e G20

930 €per year

15,4 kWh/100 km weighted · 6.20 € per 100 km · 1 254 L per year

The verdict changes with your usage
ProfileSplitAA · i4BB · 320eGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway494 €930 €436 € · i4
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway581 €930 €350 € · i4
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway687 €930 €243 € · i4

Cumulative saving for the i4 eDrive35

1 year
350 €
3 years
1,049 €
5 years
1,748 €
10 years
3,496 €

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

What produces these figures

WLTP combined
18.6 kWh/100 km · 14.8 kWh/100 km
Powertrain
Fully electric · Plug-in hybrid
Power
286 ch · 204 ch
Kerb weight
2,000 kg · 1,765 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW i4 eDrive35 is about 40% cheaper than the BMW 320e with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

BMW i4 eDrive35 offers more range: 406 km vs 52 km for BMW 320e (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.

The BMW i4 eDrive35 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.