Fuel cost — E85 vs petrol
−46%
Petrol · 100 km
12.4 L · €25.93
E85 · 100 km
15.5 L · €14.05
You save ≈ €11.89 every 100 km
— about €1 783 a year (over 15 000 km)
E85 uses ≈ +25% more litres, but the pump price
(€0.906/L vs €2.097/L, France average on November 3, 2026) more than makes up for it.