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520dvs118dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs520d · 118d

BMW 520d G30 vs BMW 118d F40: 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.

grand tourer · 2018 vs 2021 · 15,000 km/an · Mixed · 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 520d G30

1,672 €per year

4,7 L/100 km weighted · 11.14 € per 100 km · 703 L per year

Gap61 € per yearin favour of the 520d (−3 %)≈ 26 L diesel
BBMW 118d F40

1,732 €per year

4,9 L/100 km weighted · 11.55 € per 100 km · 729 L per year

The verdict changes with your usage
ProfileSplitAA · 520dBB · 118dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway1,759 €1,868 €109 € · 520d
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway1,672 €1,732 €61 € · 520d
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway1,604 €1,632 €Nearly level

Cumulative saving for the 520d

1 year
61 €
3 years
182 €
5 years
303 €
10 years
606 €

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

What produces these figures

WLTP combined
4.6 L/100 km · 4.7 L/100 km
Powertrain
Combustion · Combustion
Power
190 ch · 150 ch
Kerb weight
1,595 kg · 1,405 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 520d and BMW 118d have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

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.