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M340iPetrolvsA6BEV
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost

BMW M340i xDrive Touring G20 vs Audi A6 Avant e-tron: 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 · 2019 vs 2026 · 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

ABMW M340i xDrive Touring G20

2,594 €per year

8,0 L/100 km weighted · 17.29 € per 100 km · 1 195 L per year

Gap2,148 € per yearin favour of the A6 Avant e-tron (−83 %)≈ 990 L petrol 95
BAudi A6 Avant e-tron

446 €per year

14,9 kWh/100 km weighted · 2.98 € per 100 km · 2 231 kWh per year

The verdict changes with your usage
ProfileSplitAA · M340iBB · A6Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,931 €380 €2,551 € · A6
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,594 €446 €2,148 € · A6
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,331 €528 €1,803 € · A6

Cumulative saving for the A6 Avant e-tron

1 year
2,148 €
3 years
6,444 €
5 years
10,739 €
10 years
21,479 €

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

What produces these figures

WLTP combined
7.6 L/100 km · 14.3 L/100 km
Powertrain
Combustion · Fully electric
Power
374 ch · 286 ch
Kerb weight
1,770 kg · 2,110 kg

Other similar comparisons

BMWVSAudi

M340i xDrive Touring vs S5 Avant

gap 91 €/year
BMWVSAudi

i5 eDrive40 vs A6 Avant e-tron

gap 143 €/year
BMWVSAudi

M340i xDrive Touring vs S5 Sedan

gap 177 €/year
BMWVSAudi

i5 eDrive40 Touring vs A6 Avant e-tron

gap 71 €/year

Frequently asked questions

On a 100 km mixed trip, the Audi A6 Avant e-tron is about 85% cheaper than the BMW M340i xDrive Touring with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Audi A6 Avant e-tron is 520 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Audi A6 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.

Specs
M340i
· A6