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430iPetrolvs125dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs430i · 125d

BMW 430i xDrive Gran Coupé G22 vs BMW 125d F20LCI: 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.

saloon · 2024 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 430i xDrive Gran Coupé G22

2,483 €per year

7,6 L/100 km weighted · 16.55 € per 100 km · 1 144 L per year

Gap733 € per yearin favour of the 125d (−30 %)≈ 338 L petrol 95
BBMW 125d F20LCI

1,750 €per year

4,9 L/100 km weighted · 11.67 € per 100 km · 737 L per year

The verdict changes with your usage
ProfileSplitAA · 430iBB · 125dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,774 €1,876 €898 € · 125d
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,483 €1,750 €733 € · 125d
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,257 €1,647 €611 € · 125d

Cumulative saving for the 125d

1 year
733 €
3 years
2,199 €
5 years
3,666 €
10 years
7,332 €

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

What produces these figures

WLTP combined
7.3 L/100 km · 4.8 L/100 km
Powertrain
Combustion · Combustion
Power
245 ch · 224 ch
Kerb weight
1,700 kg · 1,480 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 125d is about 30% cheaper than the BMW 430i xDrive Gran Coupé with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW 125d is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.