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430ivsTT 45Petrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs430i · TT 45

BMW 430i Gran Coupe G22 vs Audi TT 45 TFSI: 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.

saloon · 2021 vs 2019 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · 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

Result · yearly energy cost

ABMW 430i Gran Coupe G22

2,171 €per year

6,7 L/100 km weighted · 14.47 € per 100 km · 1 001 L per year

Gap40 € per yearin favour of the 430i Gran Coupe (−2 %)≈ 18 L petrol 95
BAudi TT 45 TFSI

2,211 €per year

6,8 L/100 km weighted · 14.74 € per 100 km · 1 019 L per year

The verdict changes with your usage
ProfileSplitAA · 430iBB · TT 45Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,410 €2,470 €Nearly level
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,171 €2,211 €Nearly level
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway1,986 €2,010 €Nearly level

Cumulative saving for the 430i Gran Coupe

1 year
40 €
3 years
120 €
5 years
199 €
10 years
399 €

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

What produces these figures

WLTP combined
6.4 L/100 km · 6.5 L/100 km
Powertrain
Combustion · Combustion
Power
252 ch · 245 ch
Kerb weight
1,575 kg · 1,330 kg

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Z4 sDrive30i vs TT 45 TFSI

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Frequently asked questions

On a 100 km mixed trip, the BMW 430i Gran Coupe and Audi TT 45 TFSI have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The BMW 430i Gran Coupe is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.