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X7DieselvsX5Petrol
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BMW X7 M50d G07 vs BMW X5 xDrive40i F15: 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 2018 · 15,000 km/an · Mixed · Diesel 2.38 €/L · Petrol 95 2.17 €/L · 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

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

Gap183 € per yearin favour of the X7 M50d (−6 %)≈ 84 L petrol 95
BBMW X5 xDrive40i F15

2,939 €per year

9,0 L/100 km weighted · 19.60 € per 100 km · 1 355 L per year

The verdict changes with your usage
ProfileSplitAA · X7BB · X5Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,079 €3,245 €166 € · X7
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,756 €2,939 €183 € · X7
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,505 €2,698 €193 € · X7

Cumulative saving for the X7 M50d

1 year
183 €
3 years
550 €
5 years
916 €
10 years
1,832 €

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

What produces these figures

WLTP combined
7.4 L/100 km · 8.7 L/100 km
Powertrain
Combustion · Combustion
Power
400 ch · 340 ch
Kerb weight
2,460 kg · 2,060 kg

Other similar comparisons

BMWVSMercedes

X7 M50d vs G 450 d

gap 1 241 €/year
AudiVSBMW

Q7 SUV vs X5 xDrive40i

gap 768 €/year
BMWVSMercedes

X7 M50d vs G 450 d

gap 1 241 €/year
AudiVSBMW

Q7 SUV vs X5 xDrive40i

gap 711 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW X7 M50d and BMW X5 xDrive40i have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The BMW X7 M50d is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.