Skip to main content
CaralogyCaralogy
HomeBrandsRoad TripBudgetDuelGuides
Caralogy

The car comparison platform. Physics simulation, road trips, real costs.

Navigation
All brandsCar duelRunning costsMotorwayMethodology
Simulators
Motorway simulatorRunning costsPerformance duel
Brands
VolkswagenBMWMercedesToyotaTeslaAudi
FRENDEESIT
© 2026 Caralogy · All rights reserved
  1. Home
  2. /Consumption
  3. /Sedans
M5PetrolvsA6BEV
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost

BMW M5 Competition F90 vs Audi A6 Sportback 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.

grand tourer · 2020 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 M5 Competition F90

3,756 €per year

11,5 L/100 km weighted · 25.04 € per 100 km · 1 731 L per year

Gap3,291 € per yearin favour of the A6 Sportback e-tron (−88 %)≈ 1,517 L petrol 95
BAudi A6 Sportback e-tron

465 €per year

15,5 kWh/100 km weighted · 3.10 € per 100 km · 2 324 kWh per year

The verdict changes with your usage
ProfileSplitAA · M5BB · A6Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,544 €396 €4,148 € · A6
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,756 €465 €3,291 € · A6
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,157 €550 €2,607 € · A6

Cumulative saving for the A6 Sportback e-tron

1 year
3,291 €
3 years
9,873 €
5 years
16,456 €
10 years
32,912 €

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

What produces these figures

WLTP combined
10.6 L/100 km · 14.9 L/100 km
Powertrain
Combustion · Fully electric
Power
625 ch · 367 ch
Kerb weight
1,895 kg · 2,175 kg

Other similar comparisons

AudiVSBMW

RS6 Performance Avant vs M5 Competition

gap 434 €/year
BMWVSAudi

M5 Competition vs A6 Avant TFSI quattro S tronic 270 kW

gap 1 543 €/year
BMWVSAudi

M5 Competition vs A6 Sedan TFSI quattro S tronic 270 kW

gap 1 335 €/year
BMWVSVolvo

M5 Competition vs S90 B5 AWD

gap 1 607 €/year

Frequently asked questions

On a 100 km mixed trip, the Audi A6 Sportback e-tron is about 90% cheaper than the BMW M5 Competition with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Audi A6 Sportback e-tron is 681 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Audi A6 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.

Specs
M5
· A6