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ACayennePetrolvsBModelBEV
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  • SpecsCayenne · Model

Porsche Cayenne GTS vs Tesla Model Y Performance

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

large SUV · 2021 vs 2022 · Paris → Marseille · 775 km · 130 km/h
PorschePetrol

Cayenne GTS

460 ch · 2021

VS
TeslaBEVPlus rapide

Model Y Performance

456 ch · 82 kWh · 2022

Simulation trip
Assumptions: 130 km/h · start 100 % · mild weather

Result · total trip time

APorsche Cayenne GTS

7h26charging included

5 stops · 275.39 €

Gap4 minin favour of Model Y Performance
BTesla Model Y Performance

7h22charging included

2 stops · 59.02 €

Paris → Marseille · 130 km/h · Caralogy simulation
MeasureCayenne GTSModel Y PerformanceGap
Total time7h267h224 min · Model Y Performance
Charging stops5 stops2 stops3 stops · Model Y Performance
Cost of energy used275.39 €59.02 €216.37 € · Model Y Performance

Visualise the trip

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

PorschePetrol
Cayenne GTS
100%
130 km
Range
Paris
0 km · departure
Refuel 1
5 min · +21 L · 46.29 €
Refuel 2
5 min · +21 L · 46.29 €
Refuel 3
5 min · +21 L · 46.29 €
Refuel 4
5 min · +21 L · 46.29 €
Refuel 5
5 min · +21 L · 46.29 €
Marseille
775 km · Arrival 7h26
5
Stops
7h26
Duration
275.39 €
Cost of energy used
TeslaBEVFastest
Model Y Performance
100%
431 km
Range
Paris
0 km · departure
Charge 1
8 min · +33 kWh · 19.68 €
Charge 2
13 min · +47 kWh · 28.00 €
Marseille
775 km · Arrival 7h22
2
Stops
7h22
Duration
59.02 €
Cost of energy used

Despite 2 stops totalling 21 min, the Model Y Performance (electric) arrives 4 minutes ahead of the Cayenne GTS (combustion) on this route.

Both vehicles drove at 130 km/h for the entire trip. The Model Y Performance (electric) makes 2 stops totalling 21 min, the Cayenne GTS (combustion) 5 stops totalling 25 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 275,39 € for Cayenne GTS versus 59,02 € for Model Y Performance.

Motorway consumption: the Caralogy methodology

The official WLTP figures (13,1 L/100km for Cayenne GTS and 17,1 kWh/100km for Model Y Performance) 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 16,4 L/100km (Cayenne GTS) and 19,0 kWh/100km (Model Y Performance). 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 GTS

SegmentEnergy usedDistanceConsumption€/kmCost (€)
Paris → Auxerre, A6fuel · 2.17 €/L130 km21 L consumed0.356 €/km46.29 €
Auxerre, A6 → Beaune, A6fuel · 2.17 €/L130 km21 L consumed0.356 €/km46.29 €
Beaune, A6 → Limonest, A6fuel · 2.17 €/L130 km21 L consumed0.356 €/km46.29 €
Limonest, A6 → Valence, A7fuel · 2.17 €/L130 km21 L consumed0.356 €/km46.29 €
Valence, A7 → Manosque, A51fuel · 2.17 €/L130 km21 L consumed0.356 €/km46.29 €
Manosque, A51 → Marseillefuel · 2.17 €/L124 km20 L consumed0.354 €/km43.96 €
Trip total275.39 €

Tesla Model Y Performance

SegmentEnergy usedDistanceConsumption€/kmCost (€)
Paris → Limonest, A6initial energy charged at home · 0.20 €/kWh388 km74 kWh consumed0.038 €/km14.77 €
Limonest, A6 → Valence, A7energy charged at Supercharger 246 kW · 0.60 €/kWh172 km33 kWh consumed0.114 €/km19.68 €
Valence, A7 → Marseilleenergy charged at Supercharger 215 kW · 0.60 €/kWh215 km41 kWh consumed0.114 €/km24.58 €
Trip total59.02 €

Range recovered by stop duration

How many kilometres do you recover depending on the time spent at the charger? Comparison at nominal peak power.
Charging stop durationPorsche Cayenne GTSTesla Model Y Performance
5 minutes-~77 km
10 minutes-~153 km
20 minutes-~306 km
Full session 10 → 80 %-~301 km · 21 min

What produces these figures

WLTP combined consumption
13.1 L/100 km · 17.1 kWh/100 km

Compare with another vehicle

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

PorschePetrol

Cayenne GTS

460 ch · 2021

TeslaBEV

Model Y Performance

456 ch · 82 kWh · 2022

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Frequently asked questions

The advantage comes from the combo real range + charging speed. On Paris → Marseille (775 km at 130 km/h), the Model Y Performance arrives in 7h22 with 2 charging 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 275.39 € (Cayenne GTS) and 59.02 € (Model Y Performance). For reference, an equivalent Peugeot 3008 1.2 PureTech 130 (~7.8 L/100 km) would cost about 112 € in fuel.