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M4vsS5Petrol
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  • SpecsM4 · S5

BMW M4 Coupe G82 vs Audi S5 Avant: 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 · 2021 vs 2026 · 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 M4 Coupe G82

3,828 €per year

11,8 L/100 km weighted · 25.52 € per 100 km · 1 764 L per year

Gap1,302 € per yearin favour of the S5 Avant (−34 %)≈ 600 L petrol 95
BAudi S5 Avant

2,526 €per year

7,8 L/100 km weighted · 16.84 € per 100 km · 1 164 L per year

The verdict changes with your usage
ProfileSplitAA · M4BB · S5Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,651 €2,585 €2,067 € · S5
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,828 €2,526 €1,302 € · S5
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,196 €2,409 €788 € · S5

Cumulative saving for the S5 Avant

1 year
1,302 €
3 years
3,906 €
5 years
6,510 €
10 years
13,020 €

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

What produces these figures

WLTP combined
10.8 L/100 km · 8.0 L/100 km
Powertrain
Combustion · Combustion
Power
480 ch · 367 ch
Kerb weight
1,700 kg · 1,965 kg

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Frequently asked questions

On a 100 km mixed trip, the Audi S5 Avant is about 35% cheaper than the BMW M4 Coupe with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

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