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G9BEVvs420dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsG9 · 420d

Xpeng G9 vs BMW 420d G22: 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.

large SUV · 2024 vs 2021 · 15,000 km/an · Mixed · Diesel 2.38 €/L · Home 0.20 €/kWh · 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
Charging type

Result · yearly energy cost

AXpeng G9

631 €per year

21,0 kWh/100 km weighted · 4.20 € per 100 km · 3 151 kWh per year

Gap920 € per yearin favour of the G9 (−59 %)≈ 387 L diesel
BBMW 420d G22

1,550 €per year

4,4 L/100 km weighted · 10.34 € per 100 km · 653 L per year

The verdict changes with your usage
ProfileSplitAA · G9BB · 420dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway537 €1,666 €1,130 € · G9
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway631 €1,550 €920 € · G9
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway746 €1,468 €723 € · G9

Cumulative saving for the G9

1 year
920 €
3 years
2,759 €
5 years
4,599 €
10 years
9,198 €

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

What produces these figures

WLTP combined
20.2 kWh/100 km · 4.2 L/100 km
Powertrain
Fully electric · Combustion
Power
543 ch · 190 ch
Kerb weight
2,355 kg · 1,605 kg

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Frequently asked questions

On a 100 km mixed trip, the Xpeng G9 is about 60% cheaper than the BMW 420d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Xpeng G9 is 490 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Xpeng G9 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.