Aller au contenu principal
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
FRDEESIT
© 2026 Caralogy · All rights reserved
Home›Consumption›Porsche 911 vs Porsche Panamera

Consumption comparison

Porsche 911 GT3 997.2 vs Porsche Panamera 971: how much do I save per year?

Same car, two powertrains. The simulator below calculates the gap based on your mileage and charging type.

PorschePetrol

911 GT3 997.2

67.001757 L · 2010

13,2 L/100km

VS
PorschePetrolMost economical

Panamera 971

23.7 L · 2018

9,8 L/100km

MotorwayRange & chargingPerformance0-100, top speedConsumptionAnnual TCO

Annual mileage

15 000 km/an

5 000 km50 000 km

Simulated driving mix

Drag anywhere on the bar to adjust

Fuel price

Petrol 95 : 1,99 €/L·Diesel : 1,75 €/L

Annual energy cost · 15 000 km

Typical annual usage : Mix 30% city / 50% road / 20% motorway

PorschePetrol

911 GT3 997.2

Annual energy cost · 15 000 km

3 894€

25,96 € / 100 km

Equivalent to 1 957 L of petrol 95 per year

Weighted consumption
13,0 L/100km
Fuel price
1,99 €/L
Fuel used
1956,6 L per year
PorschePetrolMost economical

Panamera 971

Annual energy cost · 15 000 km

2 967€

19,78 € / 100 km

Equivalent to 1 491 L of petrol 95 per year

Weighted consumption
9,9 L/100km
Fuel price
1,99 €/L
Fuel used
1491,0 L per year
Annual gap Panamera vs 911 GT3+927 €/an≈ 466 L petrol 95

Porsche Panamera 971 costs 927 €/an less in energy than Porsche 911 GT3 997.2, over 15 000 km for this driving mix.

≈ 466 L of petrol 95 saved per year

Your savings over the ownership period

Cumulative projection by annual mileage. The cheaper-to-run vehicle widens the gap year after year.

Annual mileage

15 000 km/an

1 year

927 €

≈ 466 L petrol 95

3 years

2 780 €

≈ 1397 L petrol 95

5 years

4 633 €

≈ 2328 L petrol 95

10 years

9 265 €

≈ 4656 L petrol 95

Cumulative savings for Porsche Panamera 971 versus Porsche 911 GT3 997.2. Excluding purchase, insurance, maintenance and depreciation.

Annual fuel cost breakdown

Projection over 15 000 km/year.

Porsche

911 GT3 997.2

Fuelkm/year€/kmAnnual cost
Annual fuel1,99 €/L15 000 km0,260 €/km3 894 €
Porsche

Panamera 971

Fuelkm/year€/kmAnnual cost
Annual fuel1,99 €/L15 000 km0,198 €/km2 967 €

Other similar comparisons

PorscheVSBmw

911 GT3 vs Z4 M40i

PorscheVSBmw

Panamera vs 840i

PorscheVSBmw

911 GT3 vs Z4 M40i

PorscheVSBmw

Panamera vs 840i

Frequently asked questions

On a 100 km mixed trip, the Porsche Panamera is about 25% cheaper than the Porsche 911 GT3 with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

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