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M140ivsMegane 3Petrol
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  • SpecsM140i · Megane 3

BMW M140i xDrive F20LCI vs Renault Megane 3 RS 265: 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 2011 · 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 M140i xDrive F20LCI

2,731 €per year

8,4 L/100 km weighted · 18.21 € per 100 km · 1 258 L per year

Gap140 € per yearin favour of the M140i xDrive (−5 %)≈ 65 L petrol 95
BRenault Megane 3 RS 265

2,871 €per year

8,8 L/100 km weighted · 19.14 € per 100 km · 1 323 L per year

The verdict changes with your usage
ProfileSplitAA · M140iBB · Megane 3Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,063 €3,411 €348 € · M140i
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,731 €2,871 €140 € · M140i
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,477 €2,454 €Nearly level

Cumulative saving for the M140i xDrive

1 year
140 €
3 years
420 €
5 years
700 €
10 years
1,400 €

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

What produces these figures

WLTP combined
8.0 L/100 km · 8.2 L/100 km
Powertrain
Combustion · Combustion
Power
340 ch · 265 ch
Kerb weight
1,540 kg · 1,376 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW M140i xDrive and Renault Megane 3 RS 265 have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The BMW M140i xDrive is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.