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X3vsQ8Petrol
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  • ConsumptionConsumptionYearly cost
  • SpecsX3 · Q8

BMW X3 M Competition G01 vs Audi Q8 SUV: 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.

family SUV · 2021 vs 2026 · 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 X3 M Competition G01

3,838 €per year

11,8 L/100 km weighted · 25.58 € per 100 km · 1 769 L per year

Gap210 € per yearin favour of the Q8 SUV (−5 %)≈ 97 L petrol 95
BAudi Q8 SUV

3,628 €per year

11,1 L/100 km weighted · 24.18 € per 100 km · 1 672 L per year

The verdict changes with your usage
ProfileSplitAA · X3BB · Q8Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,520 €3,694 €826 € · Q8
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,838 €3,628 €210 € · Q8
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,314 €3,499 €185 € · X3

Cumulative saving for the Q8 SUV

1 year
210 €
3 years
630 €
5 years
1,051 €
10 years
2,101 €

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

What produces these figures

WLTP combined
11.0 L/100 km · 11.4 L/100 km
Powertrain
Combustion · Combustion
Power
510 ch · 340 ch
Kerb weight
1,995 kg · 2,100 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW X3 M Competition and Audi Q8 SUV have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Audi Q8 SUV is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.