The Yamaha Fazer 25 is reported to have a mileage of around 40 kmpl. According to ARAI certification, the bike achieves a mileage of 43 kmpl, while owner reports suggest an average mileage of 40 kmpl. In real-world conditions, the mileage can vary, with owners reporting between 35 to 43 kmpl depending on the riding conditions, such as 35 to 38 kmpl in city riding and 40 to 43 kmpl on highways.