Hero duet is a two wheeler moped which was launched in last year its a good choice if you are going to buy it because it has few new good features .
1- it has a comfortable seat than other moped.
2- it has petrol filling tank outside the seat which makes you easy during petrol filling.
3- it has a mobile charger inside its seat.
4- more space for keeping things inside.
5- had a good mileage of approx 60kmpl.
6- and in the key section switches are given for opening the petrol tank also.
so if you are considering to buy it then you can go for it.