Daihatsu's Charade Mileage Challenge guarantees 15km/l mileage for city driving or a refund. Mileage is generally over 18km/l in city traffic, which the company says makes it the most fuel efficient car on Nepali roads. The Charade has a spacious cabin, a minimum turning circle of 8.4m, and is competitively priced at Rs 1,540,000.