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A5vs420iPetrol
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsA5 · 420i

Audi A5 Avant vs BMW 420i xDrive G22: 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 · 2026 vs 2021 · 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

AAudi A5 Avant

2,423 €per year

7,4 L/100 km weighted · 16.15 € per 100 km · 1 116 L per year

Gap128 € per yearin favour of the A5 Avant (−5 %)≈ 59 L petrol 95
BBMW 420i xDrive G22

2,551 €per year

7,8 L/100 km weighted · 17.01 € per 100 km · 1 176 L per year

The verdict changes with your usage
ProfileSplitAA · A5BB · 420iGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway2,464 €2,850 €387 € · A5
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,423 €2,551 €128 € · A5
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,344 €2,319 €Nearly level

Cumulative saving for the A5 Avant

1 year
128 €
3 years
385 €
5 years
642 €
10 years
1,283 €

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

What produces these figures

WLTP combined
7.6 L/100 km · 7.5 L/100 km
Powertrain
Combustion · Combustion
Power
204 ch · 184 ch
Kerb weight
1,710 kg · 1,590 kg

Other similar comparisons

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A5 Avant vs 420i xDrive

gap 862 €/year

Frequently asked questions

On a 100 km mixed trip, the Audi A5 Avant and BMW 420i xDrive have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Audi A5 Avant is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.