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Home›Consumption›Audi A5 vs BMW 318d

Consumption comparison

Running-cost comparisonsaloonCombustionCombustion

Audi A5 Avant vs BMW 318d G20: which one uses less fuel?

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

AAudi · Combustion · 2026
A5 Avant

1 940 €per year

5,8 L/100 km weighted · 12,94 € per 100 km · 864 L per year

Gap323 €per year in favour of the 318d (−17 %)≈ 144 L diesel
BBMW · Combustion · 2019
318d G20

1 617 €per year

4,8 L/100 km weighted · 10,78 € per 100 km · 720 L per year

Cheaper to run
MotorwayRange & chargingPerformance0-100, top speedConsumptionAnnual TCOSpec sheets : A5 · 318d

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 : 2,03 €/L·Diesel : 2,25 €/L

prix-carburants.gouv.fr — moyenne nationale du 25/08/2026 ; EDF Tarif Bleu Base au 01/08/2026 ; DC autoroute : moyenne des réseaux sans abonnement

The verdict changes with your usage

15 000 km/an · Petrol 95 2,03 €/L
ProfileSplitA5318dGapAdvantage
City70 % city · 25 % road · 5 % motorway1 975 €1 777 €198 €318d
Mixed30 % city · 50 % road · 20 % motorway1 940 €1 617 €323 €318d
Long-distance10 % city · 40 % road · 50 % motorway1 870 €1 499 €371 €318d
Cumulative saving for the 318d
1 year323 €
3 years970 €
5 years1 616 €
10 years3 232 €
Energy only. Excludes purchase, insurance, servicing, depreciation.

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Frequently asked questions

On a 100 km mixed trip, the BMW 318d is about 15% cheaper than the Audi A5 Avant with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW 318d is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.