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RS6vsM5Petrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsRS6 · M5

Audi RS6 Performance Avant vs BMW M5 F90: 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.

grand tourer · 2023 vs 2020 · 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 RS6 Performance Avant

4,082 €per year

12,5 L/100 km weighted · 27.21 € per 100 km · 1 881 L per year

Gap332 € per yearin favour of the M5 (−8 %)≈ 153 L petrol 95
BBMW M5 F90

3,750 €per year

11,5 L/100 km weighted · 25.00 € per 100 km · 1 728 L per year

The verdict changes with your usage
ProfileSplitAA · RS6BB · M5Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,560 €4,542 €Nearly level
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,082 €3,750 €332 € · M5
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,711 €3,141 €570 € · M5

Cumulative saving for the M5

1 year
332 €
3 years
996 €
5 years
1,660 €
10 years
3,320 €

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

What produces these figures

WLTP combined
12.0 L/100 km · 10.6 L/100 km
Powertrain
Combustion · Combustion
Power
630 ch · 600 ch
Kerb weight
2,175 kg · 1,895 kg

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M5 vs A6 Sedan TFSI quattro S tronic 270 kW

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Frequently asked questions

On a 100 km mixed trip, the BMW M5 is about 10% cheaper than the Audi RS6 Performance Avant with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW M5 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.