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S3PetrolvsEQSBEV
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  • SpecsS3 · EQS

Audi S3 Sedan vs Mercedes EQS 450 V297: 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.

compact · 2026 vs 2023 · 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

AAudi S3 Sedan

2,708 €per year

8,3 L/100 km weighted · 18.05 € per 100 km · 1 248 L per year

Gap2,132 € per yearin favour of the EQS 450 (−79 %)≈ 982 L petrol 95
BMercedes EQS 450 V297

576 €per year

19,2 kWh/100 km weighted · 3.84 € per 100 km · 2 880 kWh per year

The verdict changes with your usage
ProfileSplitAA · S3BB · EQSGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,728 €579 €2,149 € · EQS
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,708 €576 €2,132 € · EQS
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,669 €593 €2,076 € · EQS

Cumulative saving for the EQS 450

1 year
2,132 €
3 years
6,396 €
5 years
10,660 €
10 years
21,320 €

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

What produces these figures

WLTP combined
8.4 L/100 km · 18.3 kWh/100 km
Powertrain
Combustion · Fully electric
Power
333 ch · 333 ch
Kerb weight
1,535 kg · 2,480 kg

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Frequently asked questions

On a 100 km mixed trip, the Mercedes EQS 450 is about 80% cheaper than the Audi S3 Sedan with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Mercedes EQS 450 is 695 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Mercedes EQS 450 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.