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S6BEVvs740LePHEV
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost

Audi S6 Avant e-tron vs BMW 740Le xDrive iPerformance G11: which is cheaper to run?

What each kilometre costs, depending on your driving profile, how you charge and the share of the trip driven on electricity or fuel.

grand tourer · 2026 vs 2018 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Home 0.20 €/kWh · 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
Charging type

Result · yearly energy cost

AAudi S6 Avant e-tron

418 €per year

13,9 kWh/100 km weighted · 2.79 € per 100 km · 2 090 kWh per year

Gap1,021 € per yearin favour of the S6 Avant e-tron (−71 %)≈ 470 L petrol 95
BBMW 740Le xDrive iPerformance G11

1,439 €per year

23,5 kWh/100 km weighted · 9.59 € per 100 km · 1 683 L per year

The verdict changes with your usage
ProfileSplitAA · S6BB · 740LeGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway356 €1,439 €1,083 € · S6
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway418 €1,439 €1,021 € · S6
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway495 €1,439 €944 € · S6

Cumulative saving for the S6 Avant e-tron

1 year
1,021 €
3 years
3,063 €
5 years
5,104 €
10 years
10,208 €

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

What produces these figures

WLTP combined
13.4 L/100 km · 22.6 kWh/100 km
Powertrain
Fully electric · Plug-in hybrid
Power
543 ch · 326 ch
Kerb weight
2,335 kg · 2,000 kg

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AudiVSBMW

A8 L 55 TFSI quattro tiptronic 250 kW MHEV vs 740Le xDrive iPerformance

gap 2 460 €/year

Frequently asked questions

On a 100 km mixed trip, the Audi S6 Avant e-tron is about 70% cheaper than the BMW 740Le xDrive iPerformance with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

Audi S6 Avant e-tron offers more range: 608 km vs 38 km for BMW 740Le xDrive iPerformance (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.

The Audi S6 Avant e-tron is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.

  • SpecsS6 · 740Le