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Tesla Model X P100D vs Mercedes G 450 d W463: 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.

large SUV · 2017 vs 2024 · 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

ATesla Model X P100D

682 €per year

22,7 kWh/100 km weighted · 4.55 € per 100 km · 3 411 kWh per year

Gap3,005 € per yearin favour of the Model X P100D (−81 %)≈ 1,265 L diesel
BMercedes G 450 d W463

3,687 €per year

10,3 L/100 km weighted · 24.58 € per 100 km · 1 552 L per year

The verdict changes with your usage
ProfileSplitAA · ModelBB · GGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway678 €4,119 €3,441 € · Model
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway682 €3,687 €3,005 € · Model
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway686 €3,352 €2,666 € · Model

Cumulative saving for the Model X P100D

1 year
3,005 €
3 years
9,014 €
5 years
15,023 €
10 years
30,047 €

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

What produces these figures

WLTP combined
22.8 kWh/100 km · 9.9 L/100 km
Powertrain
Fully electric · Mild hybrid 48 V
Power
762 ch · 367 ch
Kerb weight
2,468 kg · 2,555 kg

Other similar comparisons

TeslaVSBMW

Model X P100D vs iX xDrive50

gap 10 €/year
MercedesVSBMW

G 450 d vs X7 xDrive40d

gap 1 675 €/year
TeslaVSBMW

Model X P100D vs iX xDrive40

gap 23 €/year
MercedesVSBMW

G 450 d vs X7 xDrive40d

gap 1 675 €/year

Frequently asked questions

On a 100 km mixed trip, the Tesla Model X P100D is about 80% cheaper than the Mercedes G 450 d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Tesla Model X P100D is 465 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Tesla Model X P100D is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.

Model
· G