Fuel efficiency is one of the most crucial factors Indian car buyers consider, especially in the wake of rising fuel prices and environmental concerns. Choosing a fuel-efficient car not only saves money at the pump but also reduces your carbon footprint. As we step into 2025, automakers have introduced some incredibly fuel-efficient models catering to diverse preferences—whether hatchbacks, sedans, SUVs, multi-utility vehicles, or hybrids. This detailed guide highlights the top 10 most fuel-efficient cars available in…