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Home›Consumption›Audi S6 vs BMW 120d

Consumption comparison

Audi S6 Sportback e-tron vs BMW 120d F40: how much do I save per year?

Same car, two powertrains. The simulator below calculates the gap based on your mileage and charging type.

AudiBEVMost economical

S6 Sportback e-tron

94.4 kWh · 2026

16,5 kWh/100km

VS
BMWDiesel

120d F40

50 L · 2021

4,7 L/100km

MotorwayRange & chargingPerformance0-100, top speedConsumptionAnnual TCO

Annual mileage

15 000 km/an

5 000 km50 000 km

Simulated driving mix

Drag anywhere on the bar to adjust

Charging type

Annual energy cost · 15 000 km

Typical annual usage : Mix 30% city / 50% road / 20% motorway · charging home (0,21 €/kWh)

AudiBEVMost economical

S6 Sportback e-tron

Annual energy cost · 15 000 km

541€

3,60 € / 100 km

Equivalent to 272 L of petrol 95 per year

Weighted consumption
17,2 kWh/100km
Energy rate
0,21 €/kWh · home
Energy used
2574,0 kWh per year
BMWPetrol

120d F40

Annual energy cost · 15 000 km

1 247€

8,31 € / 100 km

Equivalent to 627 L of petrol 95 per year

Weighted consumption
4,8 L/100km
Fuel price
1,75 €/L
Fuel used
712,5 L per year
Annual gap S6 Sportback e-tron vs 120d+706 €/an≈ 404 L diesel

Audi S6 Sportback e-tron costs 706 €/an less in energy than BMW 120d F40, over 15 000 kmwith home for this driving mix.

≈ 404 L of diesel saved per year

By charging mix:
  • Home+706 €/an
  • AC station+475 €/an
  • Fast DC+89 €/an

Your savings over the ownership period

Cumulative projection by annual mileage. The cheaper-to-run vehicle widens the gap year after year.

Annual mileage

15 000 km/an

1 year

706 €

≈ 355 L petrol 95

3 years

2 119 €

≈ 1065 L petrol 95

5 years

3 532 €

≈ 1775 L petrol 95

10 years

7 063 €

≈ 3549 L petrol 95

Cumulative savings for Audi S6 Sportback e-tron versus BMW 120d F40. Excluding purchase, insurance, maintenance and depreciation.

Annual cost breakdown by charging mix

Projection over 15 000 km/year, by proportion of each charging type.

Audi

S6 Sportback e-tron

Charging mixkm/year€/kmAnnual cost
100% Homeoff-peak rate · 0,21 €/kWh15 000 km2 475 kWh0,036 €/km541 €
100% AC stationpublic AC rate · 0,30 €/kWh15 000 km2 475 kWh0,051 €/km772 €
100% Fast DCDC motorway rate · 0,45 €/kWh15 000 km2 475 kWh0,077 €/km1 158 €
Typical mix80% home · 15% AC · 5% DC15 000 km2 475 kWh0,040 €/km606 €
Annual total (typical mix)606 €
BMW

120d F40

Fuelkm/year€/kmAnnual cost
Annual fuel1,75 €/L15 000 km0,083 €/km1 247 €

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Frequently asked questions

On a 100 km mixed trip, the Audi S6 Sportback e-tron is about 55% cheaper than the BMW 120d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Audi S6 Sportback e-tron is 594 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Audi S6 Sportback 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.