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i7BEVvs320ePHEV
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BMW i7 M70 xDrive G70 vs BMW 320e Touring 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.

limousine · 2023 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 i7 M70 xDrive G70

702 €per year

23,4 kWh/100 km weighted · 4.68 € per 100 km · 3 510 kWh per year

Gap272 € per yearin favour of the i7 M70 xDrive (−28 %)≈ 125 L petrol 95
BBMW 320e Touring G20

974 €per year

15,9 kWh/100 km weighted · 6.50 € per 100 km · 1 323 L per year

The verdict changes with your usage
ProfileSplitAA · i7BB · 320eGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway598 €974 €377 € · i7
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway702 €974 €272 € · i7
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway831 €974 €144 € · i7

Cumulative saving for the i7 M70 xDrive

1 year
272 €
3 years
816 €
5 years
1,360 €
10 years
2,719 €

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

What produces these figures

WLTP combined
22.5 kWh/100 km · 15.3 kWh/100 km
Powertrain
Fully electric · Plug-in hybrid
Power
659 ch · 204 ch
Kerb weight
2,795 kg · 1,825 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW i7 M70 xDrive is about 30% cheaper than the BMW 320e Touring with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

BMW i7 M70 xDrive offers more range: 560 km vs 50 km for BMW 320e Touring (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.

The BMW i7 M70 xDrive is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.

i7
· 320e