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Home›Consumption›BMW M5 vs Porsche Taycan

Consumption comparison

BMW M5 Competition F90 vs Porsche Taycan GTS J1.1: how much do I save per year?

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

BMWPetrol

M5 Competition F90

68 L · 2021

11,3 L/100km

VS
PorscheBEVMost economical

Taycan GTS J1.1

83.7 kWh · 2023

25,2 kWh/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

Charging type

Annual energy cost · 15 000 km

Typical annual usage : Mix 30% city / 50% road / 20% motorway · charging home (0,19 €/kWh)

BMWPetrol

M5 Competition F90

Annual energy cost · 15 000 km

3 683€

24,56 € / 100 km

Equivalent to 1 851 L of petrol 95 per year

Weighted consumption
12,3 L/100km
Fuel price
1,99 €/L
Fuel used
1851,0 L per year
PorscheBEVMost economical

Taycan GTS J1.1

Annual energy cost · 15 000 km

721€

4,81 € / 100 km

Equivalent to 362 L of petrol 95 per year

Weighted consumption
25,3 kWh/100km
Energy rate
0,19 €/kWh · home
Energy used
3793,8 kWh per year
Annual gap Taycan GTS vs M5 Competition+2 963 €/an≈ 1489 L petrol 95

Porsche Taycan GTS J1.1 costs 2 963 €/an less in energy than BMW M5 Competition F90, over 15 000 kmwith home for this driving mix.

≈ 1489 L of petrol 95 saved per year

By charging mix:
  • Home+2 887 €/an
  • AC station+2 545 €/an
  • Fast DC+1 976 €/an

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

2 963 €

≈ 1489 L petrol 95

3 years

8 888 €

≈ 4466 L petrol 95

5 years

14 813 €

≈ 7444 L petrol 95

10 years

29 627 €

≈ 14888 L petrol 95

Cumulative savings for Porsche Taycan GTS J1.1 versus BMW M5 Competition F90. Excluding purchase, insurance, maintenance and depreciation.

Annual cost breakdown by charging mix

Projection over 15 000 km/year, by proportion of each charging type.

BMW

M5 Competition F90

Fuelkm/year€/kmAnnual cost
Annual fuel1,99 €/L15 000 km0,246 €/km3 683 €
Porsche

Taycan GTS J1.1

Charging mixkm/year€/kmAnnual cost
100% Homeoff-peak rate · 0,21 €/kWh15 000 km3 785 kWh0,053 €/km797 €
100% AC stationpublic AC rate · 0,30 €/kWh15 000 km3 785 kWh0,076 €/km1 138 €
100% Fast DCDC motorway rate · 0,45 €/kWh15 000 km3 785 kWh0,114 €/km1 707 €
Typical mix80% home · 15% AC · 5% DC15 000 km3 785 kWh0,060 €/km893 €
Annual total (typical mix)893 €

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Frequently asked questions

On a 100 km mixed trip, the Porsche Taycan GTS is about 75% cheaper than the BMW M5 Competition with default parameters. This ratio shifts with your actual energy prices — simulate for your profile.

The declared range of the Porsche Taycan GTS is 396 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

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