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120ivs220iPetrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs120i · 220i

BMW 120i F20LCI vs BMW 220i Convertible F22: 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 · 2018 vs 2018 · 15,000 km/an · Mixed · Petrol 95 2.17 €/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 120i F20LCI

2,064 €per year

6,3 L/100 km weighted · 13.76 € per 100 km · 951 L per year

Gap20 € per yearin favour of the 120i (−1 %)≈ 9 L petrol 95
BBMW 220i Convertible F22

2,083 €per year

6,4 L/100 km weighted · 13.89 € per 100 km · 960 L per year

The verdict changes with your usage
ProfileSplitAA · 120iBB · 220iGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,249 €2,238 €Nearly level
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,064 €2,083 €Nearly level
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway1,927 €1,969 €Nearly level

Cumulative saving for the 120i

1 year
20 €
3 years
59 €
5 years
98 €
10 years
195 €

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

What produces these figures

WLTP combined
6.1 L/100 km · 6.2 L/100 km
Powertrain
Combustion · Combustion
Power
184 ch · 184 ch
Kerb weight
1,375 kg · 1,540 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 120i and BMW 220i Convertible have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The BMW 120i is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.