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BMW X7 M50d G07 vs BMW iX xDrive40: 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.

luxury SUV · 2018 vs 2021 · 15,000 km/an · Mixed · Diesel 2.38 €/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 X7 M50d G07

2,756 €per year

7,7 L/100 km weighted · 18.37 € per 100 km · 1 160 L per year

Gap2,091 € per yearin favour of the iX xDrive40 (−76 %)≈ 880 L diesel
BBMW iX xDrive40

665 €per year

22,2 kWh/100 km weighted · 4.43 € per 100 km · 3 323 kWh per year

The verdict changes with your usage
ProfileSplitAA · X7BB · iXGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,079 €566 €2,513 € · iX
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,756 €665 €2,091 € · iX
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,505 €786 €1,719 € · iX

Cumulative saving for the iX xDrive40

1 year
2,091 €
3 years
6,273 €
5 years
10,456 €
10 years
20,911 €

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

What produces these figures

WLTP combined
7.4 L/100 km · 21.3 kWh/100 km
Powertrain
Combustion · Fully electric
Power
400 ch · 326 ch
Kerb weight
2,460 kg · 2,440 kg

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TeslaVSBMW

Model X 90D vs iX xDrive40

gap 22 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW iX xDrive40 is about 75% cheaper than the BMW X7 M50d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the BMW iX xDrive40 is 425 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The BMW iX xDrive40 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.