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X6vsCayennePetrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsX6 · Cayenne

BMW X6 M Competition G06 vs Porsche Cayenne Turbo Coupe: 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 · 2021 vs 2020 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · 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

Result · yearly energy cost

ABMW X6 M Competition G06

4,593 €per year

14,1 L/100 km weighted · 30.62 € per 100 km · 2 117 L per year

Gap67 € per yearin favour of the X6 M Competition (−1 %)≈ 31 L petrol 95
BPorsche Cayenne Turbo Coupe

4,660 €per year

14,3 L/100 km weighted · 31.07 € per 100 km · 2 147 L per year

The verdict changes with your usage
ProfileSplitAA · X6BB · CayenneGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway5,465 €5,206 €259 € · Cayenne
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,593 €4,660 €Nearly level
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,922 €4,236 €314 € · X6

Cumulative saving for the X6 M Competition

1 year
67 €
3 years
202 €
5 years
336 €
10 years
672 €

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

What produces these figures

WLTP combined
13.1 L/100 km · 13.7 L/100 km
Powertrain
Combustion · Combustion
Power
625 ch · 520 ch
Kerb weight
2,320 kg · 2,279 kg

Other similar comparisons

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RS Q8 SUV vs X6 M Competition

gap 642 €/year
BMWVSPorsche

X5 M50i vs Cayenne Turbo Coupe

gap 1 287 €/year
BMWVSAudi

X6 M Competition vs RS Q8 SUV

gap 651 €/year
BMWVSPorsche

X5 M50i vs Cayenne Turbo Coupe

gap 1 157 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW X6 M Competition and Porsche Cayenne Turbo Coupe have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The BMW X6 M Competition is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.