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S5vsM140iPetrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsS5 · M140i

Audi S5 Sedan vs BMW M140i 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 · 2026 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

AAudi S5 Sedan

2,462 €per year

7,6 L/100 km weighted · 16.41 € per 100 km · 1 134 L per year

Gap74 € per yearin favour of the S5 Sedan (−3 %)≈ 34 L petrol 95
BBMW M140i F20LCI

2,536 €per year

7,8 L/100 km weighted · 16.90 € per 100 km · 1 169 L per year

The verdict changes with your usage
ProfileSplitAA · S5BB · M140iGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,517 €2,868 €350 € · S5
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,462 €2,536 €Nearly level
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,348 €2,282 €Nearly level

Cumulative saving for the S5 Sedan

1 year
74 €
3 years
222 €
5 years
370 €
10 years
740 €

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

What produces these figures

WLTP combined
7.8 L/100 km · 7.4 L/100 km
Powertrain
Combustion · Combustion
Power
367 ch · 340 ch
Kerb weight
1,950 kg · 1,470 kg

Other similar comparisons

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gap 177 €/year
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M140i vs S3 Sportback

gap 283 €/year

Frequently asked questions

On a 100 km mixed trip, the Audi S5 Sedan and BMW M140i have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Audi S5 Sedan is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.