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X3Petrolvs520dDiesel
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  • ConsumptionConsumptionYearly cost
  • SpecsX3 · 520d

BMW X3 xDrive30i G01 vs BMW 520d G30: 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.

family SUV · 2021 vs 2020 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Diesel 2.38 €/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 X3 xDrive30i G01

2,337 €per year

7,2 L/100 km weighted · 15.58 € per 100 km · 1 077 L per year

Gap758 € per yearin favour of the 520d (−32 %)≈ 349 L petrol 95
BBMW 520d G30

1,579 €per year

4,4 L/100 km weighted · 10.53 € per 100 km · 665 L per year

The verdict changes with your usage
ProfileSplitAA · X3BB · 520dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,497 €1,700 €797 € · 520d
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,337 €1,579 €758 € · 520d
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,213 €1,486 €727 € · 520d

Cumulative saving for the 520d

1 year
758 €
3 years
2,275 €
5 years
3,791 €
10 years
7,582 €

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

What produces these figures

WLTP combined
7.0 L/100 km · 4.3 L/100 km
Powertrain
Combustion · Combustion
Power
252 ch · 190 ch
Kerb weight
1,755 kg · 1,675 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 520d is about 30% cheaper than the BMW X3 xDrive30i with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW 520d is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.