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
i7BEVvs520dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specsi7 · 520d

BMW i7 M70 xDrive G70 vs BMW 520d G30: 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.

limousine · 2023 vs 2020 · 15,000 km/an · Mixed · Diesel 2.38 €/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 i7 M70 xDrive G70

702 €per year

23,4 kWh/100 km weighted · 4.68 € per 100 km · 3 510 kWh per year

Gap877 € per yearin favour of the i7 M70 xDrive (−56 %)≈ 369 L diesel
BBMW 520d G30

1,579 €per year

4,4 L/100 km weighted · 10.53 € per 100 km · 665 L per year

The verdict changes with your usage
ProfileSplitAA · i7BB · 520dGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway598 €1,700 €1,102 € · i7
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway702 €1,579 €877 € · i7
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway831 €1,486 €656 € · i7

Cumulative saving for the i7 M70 xDrive

1 year
877 €
3 years
2,630 €
5 years
4,383 €
10 years
8,765 €

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

What produces these figures

WLTP combined
22.5 kWh/100 km · 4.3 L/100 km
Powertrain
Fully electric · Combustion
Power
659 ch · 190 ch
Kerb weight
2,795 kg · 1,675 kg

Other similar comparisons

PorscheVSBMW

Panamera Turbo S E-Hybrid vs i7 M70 xDrive

gap 1 228 €/year
AudiVSBMW

A6 Avant vs 520d

gap 614 €/year
PorscheVSBMW

Panamera Turbo S E-Hybrid Executive vs i7 M70 xDrive

gap 1 228 €/year
AudiVSBMW

A6 Avant TDI S tronic 150 kW vs 520d

gap 522 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW i7 M70 xDrive is about 55% cheaper than the BMW 520d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the BMW i7 M70 xDrive is 560 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The BMW i7 M70 xDrive is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.