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M5PetrolvsActiveHybridHybrid
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  • SpecsM5 · ActiveHybrid

BMW M5 CS F90 vs BMW ActiveHybrid X6 E71: 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.

grand tourer · 2021 vs 2009 · 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 M5 CS F90

3,987 €per year

12,3 L/100 km weighted · 26.58 € per 100 km · 1 838 L per year

Gap710 € per yearin favour of the ActiveHybrid X6 (−18 %)≈ 327 L petrol 95
BBMW ActiveHybrid X6 E71

3,278 €per year

10,1 L/100 km weighted · 21.85 € per 100 km · 1 511 L per year

The verdict changes with your usage
ProfileSplitAA · M5BB · ActiveHybridGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,834 €3,419 €1,414 € · ActiveHybrid
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,987 €3,278 €710 € · ActiveHybrid
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,330 €3,170 €159 € · ActiveHybrid

Cumulative saving for the ActiveHybrid X6

1 year
710 €
3 years
2,129 €
5 years
3,548 €
10 years
7,096 €

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

What produces these figures

WLTP combined
11.3 L/100 km · 9.9 L/100 km
Power
635 ch · 485 ch
Kerb weight
1,825 kg · 2,450 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW ActiveHybrid X6 is about 20% cheaper than the BMW M5 CS with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW ActiveHybrid X6 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.