As of September 2021, average retail price for **Euro 95 (unleaded)** was ~€1.75 / liter (≈ $7.50 / US gal at then-exchange).
Current Reality (2024 context): Prices have been highly volatile (€1.60–€2.20/L) due to:
Best Live Sources:
Diesel typically €0.10–0.15/L cheaper. Highway stations €0.15–0.30/L premium.