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
540iPetrolvs7PHEV
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs540i · 7

BMW 540i G30 vs DS7 E-Tense 4x4 300: 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 · 2018 vs 2021 · 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 540i G30

2,542 €per year

7,8 L/100 km weighted · 16.95 € per 100 km · 1 172 L per year

Gap1,565 € per yearin favour of the 7 E-Tense 4x4 300 (−62 %)≈ 721 L petrol 95
BDS7 E-Tense 4x4 300

977 €per year

18,1 kWh/100 km weighted · 6.51 € per 100 km · 1 185 L per year

The verdict changes with your usage
ProfileSplitAA · 540iBB · 7Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,910 €977 €1,933 € · 7
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,542 €977 €1,565 € · 7
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,256 €977 €1,279 € · 7

Cumulative saving for the 7 E-Tense 4x4 300

1 year
1,565 €
3 years
4,696 €
5 years
7,827 €
10 years
15,654 €

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

What produces these figures

WLTP combined
7.4 L/100 km · 18.2 kWh/100 km
Powertrain
Combustion · Plug-in hybrid
Power
340 ch · 305 ch
Kerb weight
1,595 kg · 1,900 kg

Other similar comparisons

AudiVSBMW

A6 Avant TFSI quattro S tronic 270 kW vs 540i

gap 75 €/year
AudiVSBMW

A6 Sedan TFSI quattro S tronic 270 kW vs 540i

gap 284 €/year
BMWVSVolvo

540i vs S90 B5 AWD

gap 12 €/year
BMWVSVolvo

540i vs V90 B5 AWD

gap 148 €/year

Frequently asked questions

On a 100 km mixed trip, the DS7 E-Tense 4x4 300 is about 60% cheaper than the BMW 540i with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the DS7 E-Tense 4x4 300 is 58 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The DS7 E-Tense 4x4 300 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.