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M8vsM4Petrol
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  • SpecsM8 · M4

BMW M8 Competition Coupe F92 vs BMW M4 Competition F82: 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.

limousine · 2021 vs 2020 · 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 M8 Competition Coupe F92

3,984 €per year

12,2 L/100 km weighted · 26.56 € per 100 km · 1 836 L per year

Gap404 € per yearin favour of the M4 Competition (−10 %)≈ 186 L petrol 95
BBMW M4 Competition F82

3,581 €per year

11,0 L/100 km weighted · 23.87 € per 100 km · 1 650 L per year

The verdict changes with your usage
ProfileSplitAA · M8BB · M4Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,869 €4,280 €589 € · M4
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,984 €3,581 €404 € · M4
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,307 €3,040 €267 € · M4

Cumulative saving for the M4 Competition

1 year
404 €
3 years
1,211 €
5 years
2,018 €
10 years
4,036 €

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

What produces these figures

WLTP combined
11.2 L/100 km · 10.2 L/100 km
Powertrain
Combustion · Combustion
Power
625 ch · 510 ch
Kerb weight
1,900 kg · 1,725 kg

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Frequently asked questions

On a 100 km mixed trip, the BMW M4 Competition is about 10% cheaper than the BMW M8 Competition Coupe with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW M4 Competition is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.