E20 debate explained: Mileage loss, engine concerns and what’s next

Automobile majors are backing the government’s mandatory 20% ethanol blending in petrol (E20), despite consumer concerns about mileage drops and potential material degradation in older vehicles. While official studies suggest minimal impact, vehicle owners report noticeable fuel efficiency losses. The controversy intensifies as India achieved its E20 target early, with speculation rising about even higher blending levels, prompting calls for consumer choice regarding fuel options.