6 to 16 kmpl many thinks mater on mileage, Tyre size, tyre air perisher, engine oil, engine condition, filters, petrol quality, with load, without load , drive style, tuning, typerd setting, plugs,electric cables, point/CDI, etc, that's y ,,,,,,,,,,,,,,, koi 6 km kahta ha to wo b thek hai, 10 kahta hai to b thek ha,i 16 kahta hai wo b thek hai,,