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M240iPetrolvs318dHybrid
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsM240i · 318d

BMW M240i F44 vs BMW 318d Steptronic F30: 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.

compact · 2020 vs 2018 · 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 M240i F44

2,516 €per year

7,7 L/100 km weighted · 16.77 € per 100 km · 1 160 L per year

Gap1,019 € per yearin favour of the 318d Steptronic (−41 %)≈ 470 L petrol 95
BBMW 318d Steptronic F30

1,497 €per year

4,2 L/100 km weighted · 9.98 € per 100 km · 630 L per year

The verdict changes with your usage
ProfileSplitAA · M240iBB · 318dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,879 €1,604 €1,275 € · 318d
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,516 €1,497 €1,019 € · 318d
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,239 €1,411 €828 € · 318d

Cumulative saving for the 318d Steptronic

1 year
1,019 €
3 years
3,058 €
5 years
5,096 €
10 years
10,192 €

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

What produces these figures

WLTP combined
7.3 L/100 km · 4.1 L/100 km
Powertrain
Combustion · Mild hybrid 48 V
Power
340 ch · 148 ch
Kerb weight
1,525 kg · 1,430 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 318d Steptronic is about 40% cheaper than the BMW M240i with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW 318d Steptronic is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.