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A6vs520dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsA6 · 520d

Audi A6 Sedan vs BMW 520d G30: 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 · 2026 vs 2018 · 15,000 km/an · Mixed · Diesel 2.38 €/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 A6 Sedan

1,936 €per year

5,4 L/100 km weighted · 12.91 € per 100 km · 815 L per year

Gap158 € per yearin favour of the 520d (−8 %)≈ 66 L diesel
BBMW 520d G30

1,778 €per year

5,0 L/100 km weighted · 11.86 € per 100 km · 749 L per year

The verdict changes with your usage
ProfileSplitAA · A6BB · 520dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway1,981 €1,866 €115 € · 520d
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway1,936 €1,778 €158 € · 520d
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway1,846 €1,711 €135 € · 520d

Cumulative saving for the 520d

1 year
158 €
3 years
473 €
5 years
788 €
10 years
1,576 €

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

What produces these figures

WLTP combined
5.6 L/100 km · 4.9 L/100 km
Powertrain
Combustion · Combustion
Power
204 ch · 190 ch
Kerb weight
1,910 kg · 1,685 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW 520d is about 10% cheaper than the Audi A6 Sedan with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW 520d is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.