Choosing a rental tux is not a bad choice if your economical condition is bad but, you will have to mind that a rental tux has a lot of difficulties to match your look exactly. We don't have many shops renting quality tuxedos these days for an important occasion that looks rich. The reason why you might have been looking out for a tux is because you want a tux for an important one time occasion that will need you to be in this outfit. Rental tux will have to be available at the time you want it, though you have many options to choose from a tux rental shop to suit your wish, you will have to be lucky to find a perfect match.
If you are an average size person, this might work as a plus and sometimes as a minus. A lot of people will be of your size and you will have to be an early bird in choosing your style as many might flock at the same time leaving you without anything much to choose from. If you are a person with a very small suit size or a big and tall suit size, you will have to look out for the shop that rents suits for this special size as most of the shop try to neglect these size as there won't be a lot of customers making business.
After you find the right shop with good options you will have to see how costly is the budget for you and compare it well to see how much you can save from renting a tux rather than choosing to buy a decent looking one for cheap price. We all know that wearing a fresh decent looking tux for a party is better than wearing a costly rental tux.