Both the bikes are actually for two totally different type of riding styles. Bajaj AS150 comes with high seat height, longer suspension travel and a semi faired design. On the other hand, Avenger 150 Street is a city oriented cruiser with low seat height, relaxed riding position and matted body shade. Without a kick, the problems are certainly more when the battery health is not as good as normally required. It can create problems when your battery runs out of charge but normally you have to replace your battery every 3-4 years in order to stay away from the problem.