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M4vsRS 3Petrol
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  • SpecsM4 · RS 3

BMW M4 G82 vs Audi RS 3 Sportback: 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 · 2024 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 G82

3,288 €per year

10,1 L/100 km weighted · 21.92 € per 100 km · 1 515 L per year

Gap234 € per yearin favour of the RS 3 Sportback (−7 %)≈ 108 L petrol 95
BAudi RS 3 Sportback

3,054 €per year

9,4 L/100 km weighted · 20.36 € per 100 km · 1 407 L per year

The verdict changes with your usage
ProfileSplitAA · M4BB · RS 3Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,288 €3,060 €228 € · RS 3
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,288 €3,054 €234 € · RS 3
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,288 €3,043 €244 € · RS 3

Cumulative saving for the RS 3 Sportback

1 year
234 €
3 years
701 €
5 years
1,169 €
10 years
2,337 €

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

What produces these figures

WLTP combined
10.1 L/100 km · 9.4 L/100 km
Powertrain
Combustion · Combustion
Power
480 ch · 400 ch
Kerb weight
1,700 kg · 1,565 kg

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AudiVSBMW

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gap 353 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW M4 and Audi RS 3 Sportback have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Audi RS 3 Sportback is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.