Skip to main content
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
FRENDEESIT
© 2026 Caralogy · All rights reserved
  1. Home
  2. /Consumption
  3. /Sedans
TaycanBEVvsS8Petrol
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsTaycan · S8

Porsche Taycan GTS vs Audi S8: 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.

grand tourer · 2023 vs 2025 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Home 0.20 €/kWh · 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
Charging type

Result · yearly energy cost

APorsche Taycan GTS

685 €per year

22,8 kWh/100 km weighted · 4.57 € per 100 km · 3 424 kWh per year

Gap3,009 € per yearin favour of the Taycan GTS (−81 %)≈ 1,387 L petrol 95
BAudi S8

3,694 €per year

11,3 L/100 km weighted · 24.63 € per 100 km · 1 702 L per year

The verdict changes with your usage
ProfileSplitAA · TaycanBB · S8Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway721 €3,780 €3,060 € · Taycan
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway685 €3,694 €3,009 € · Taycan
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway703 €3,523 €2,820 € · Taycan

Cumulative saving for the Taycan GTS

1 year
3,009 €
3 years
9,027 €
5 years
15,046 €
10 years
30,092 €

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

What produces these figures

WLTP combined
20.3 kWh/100 km · 11.7 L/100 km
Powertrain
Fully electric · Combustion
Power
590 ch · 571 ch
Kerb weight
2,303 kg · 2,220 kg

Other similar comparisons

PorscheVSAudi

Taycan GTS vs e-tron GT quattro

gap 406 €/year
AudiVSPorsche

S8 vs Panamera Turbo

gap 834 €/year
PorscheVSAudi

Taycan GTS vs S6 Avant e-tron

gap 356 €/year
AudiVSPorsche

S8 vs Panamera Turbo

gap 2 195 €/year

Frequently asked questions

On a 100 km mixed trip, the Porsche Taycan GTS is about 80% cheaper than the Audi S8 with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Porsche Taycan GTS is 504 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.