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ACayennePHEVvsBX4Diesel
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  • SpecsCayenne · X4

Porsche Cayenne E-Hybrid vs BMW X4 M40d G02

Trip mapped at a glance. Charging stops visible, total duration predictable. Caralogy simulation at 130 km/h.

large SUV · 2019 vs 2018 · Paris → Marseille · 775 km · 130 km/h
PorschePHEV

Cayenne E-Hybrid

461 ch · 2019

VS
BMWDieselPlus rapide

X4 M40d G02

326 ch · 2018

Simulation trip
Assumptions: 130 km/h · start réservoir plein · mild weather

Result · total trip time

APorsche Cayenne E-Hybrid

7h31charging included

6 stops · 247.22 €

Gap30 minin favour of X4 M40d
BBMW X4 M40d G02

7h01no stop

0 stops · 105.95 €

Paris → Marseille · 130 km/h · Caralogy simulation
MeasureCayenne E-HybridX4 M40d G02Gap
Total time7h317h0130 min · X4 M40d G02
Charging stops6 stops0 stops6 stops · X4 M40d G02
Cost of energy used247.22 €105.95 €141.27 € · X4 M40d G02

Visualise the trip

Both vehicles drive at 130 km/h. The difference comes from charging stops.

PorschePHEV
Cayenne E-Hybrid
0%
Battery
100%
Fuel tank
42 km
Range
Paris
0 km · departure
Refuel 1
5 min · +18 L · 38.67 €
Refuel 2
5 min · +18 L · 38.67 €
Refuel 3
5 min · +18 L · 38.67 €
Refuel 4
5 min · +18 L · 38.67 €
Refuel 5
5 min · +18 L · 38.67 €
Refuel 6
5 min · +18 L · 38.67 €
Marseille
775 km · Arrival 7h31
6
Stops
7h31
Duration
247.22 €
Cost of energy used
BMWDieselFastest
X4 M40d G02
100%
1079 km
Range
Paris
0 km · departure
Marseille
775 km · Arrival 7h01
0
Stops
7h01
Duration
105.95 €
Cost of energy used

The 30-minute lead of the X4 M40d G02 (combustion) comes from not needing a charging stop: no stop versus 6 stops totalling 30 min for the Cayenne E-Hybrid (plug-in hybrid).

Both vehicles drove at 130 km/h for the entire trip. The X4 M40d G02 (combustion) makes no stop, the Cayenne E-Hybrid (plug-in hybrid) 6 stops totalling 30 min. Road safety reminder: on a trip of this duration, it is recommended to stop for at least 51 min total (17 min every 2h). The energy cost is 247,22 € for Cayenne E-Hybrid versus 105,95 € for X4 M40d G02.

Motorway consumption: the Caralogy methodology

The official WLTP figures (11,8 L/100km for Cayenne E-Hybrid and 6,6 L/100km for X4 M40d G02) are measured on a mixed cycle averaging ~46 km/h. At a steady 130 km/h, aerodynamic drag weighs much more heavily - it grows with the square of speed. Caralogy calculates a motorway consumption specific to each vehicle based on its aerodynamic profile (SCx), weight and power curve - not a uniform correction factor. For this trip, the simulation yields 14,7 L/100km (Cayenne E-Hybrid) and 6,3 L/100km (X4 M40d G02). Full methodology: see the assumptions below the controls.

What about a 200 km round trip?

On a 200 km round trip (e.g. a weekend getaway), the electric or plug-in hybrid vehicle completes the entire journey on home energy at 0.20 €/kWh - with no charging stop. The time advantage of the combustion car on long-distance motorways disappears entirely, and the economic advantage of electric strengthens considerably.

Energy cost breakdown for your trip Paris → Marseille

The cost per kilometre depends on the electricity rate applied to each segment - based on the energy source used at that point of the trip.

Porsche Cayenne E-Hybrid

SegmentEnergy usedDistanceConsumption€/kmCost (€)
Paris → Auxerre, A6fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Auxerre, A6 → Beaune, A6fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Beaune, A6 → Tournus, A6fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Tournus, A6 → Valence, A7fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Valence, A7 → Montélimar, A7fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Montélimar, A7 → Manosque, A51fuel · 2.17 €/L121 km18 L consumed0.320 €/km38.67 €
Manosque, A51 → Marseillefuel · 2.17 €/L48 km7 L consumed0.317 €/km15.20 €
Trip total247.22 €

BMW X4 M40d G02

SegmentEnergy usedDistanceConsumption€/kmCost (€)
Paris → Marseillefuel · 2.17 €/L775 km49 L consumed0.137 €/km105.95 €
Trip total105.95 €

What produces these figures

WLTP combined consumption
11.8 L/100 km · 6.6 L/100 km
Fuel tank
19.8 L · 68 L

Compare with another vehicle

Replace one of the two with an alternative from the same segment

PorschePHEV

Cayenne E-Hybrid

461 ch · 2019

BMWDiesel

X4 M40d G02

326 ch · 2018

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Frequently asked questions

On Paris → Marseille (775 km at 130 km/h), the X4 M40d G02 arrives in 7h01 with 0 fuel stops.

WLTP consumption does not reflect motorway reality. Aerodynamic drag grows with the square of speed, so real consumption is 15 to 25 % higher than WLTP combined. Caralogy calculates a highway consumption specific to each vehicle based on its aerodynamic profile (SCx), weight and power curve.

Total time = driving time + charging time. Driving time is calculated at an average speed of 130 km/h on the motorway (adjustable). Charging time is calculated based on the real power curve of each vehicle, respecting the optimal 10 → 80 % range and the maximum power accepted by the chargers on the route.

No. The displayed cost covers only the energy consumed during the trip: kWh × energy rate, with a mix of home charging and DC fast chargers. Battery wear is a long-term ownership cost, not a trip cost.

On this trip, the energy used costs 247.22 € (Cayenne E-Hybrid) and 105.95 € (X4 M40d G02). For reference, an equivalent Peugeot 3008 1.2 PureTech 130 (~7.8 L/100 km) would cost about 112 € in fuel.