Stable and Comfortable: Bullets are stable at bad roads and potholes. One can sit comfortably on it and ride, as they have large seats comparing to any other bike.
Good pull: Bullet is powerful and gives you a good pull in any situation.
Cruise bike: Comments below states that it is a cruise bike i.e. it is meant for long distances. If you have to go 50 or 100km, Bullet is very comfortable in that ride.
Looks: The Bullet has the manliest looks among any other economic bikes.
Good for your back: Mostly you'll sit straight on a Bullet comparing to some sporty bike. On a speedy bike, you have to bend down to make it aerodynamic which in the long run will affect your back. This is not the case with a Bullet. You sit straight on it and still look good.