There are a few disadvantages to prefabricated homes. First, they can be more expensive than traditional construction methods. Second, the quality of the finished product may not be as good as a home that is built on-site by a skilled contractor. Finally, there is less flexibility in terms of design and customization with prefab homes. These downsides should be weighed against the many benefits that prefabricated homes offer. If you are interested in a prefabricated home, it is important to work with a qualified and experienced contractor who can help you find the best option for your needs.