In order to party the right way, a party bus is needed to really enjoy the whole experience. It is just a lot safer to travel around in a party bus compared to having a designated driver. Finding one for an affordable price is sometimes difficult, but they are out there for sure.
A Sydney party bus is going to cost more than some of the other cities in Australia, simply because it is the most popular city to go out in. It seems like there are always people enjoying the nightlife in the city, and they want to make sure that they have as many group of friends as possible.
A bus is able to hold a decent amount of people at once. It is very fun to have so many people in one area, and being able to continually drink is nice too.