There is no definitive answer to this question as there are a variety of bathroom scales on the market that could be considered the “number 1” depending on individual needs and preferences. Some factors that could come into play when choosing the best bathroom scale include accuracy, ease of use, durability, and price. Many different brands offer high-quality scales that would likely satisfy most users, so it really comes down to finding the specific model that fits your requirements. With all of these options available, there is sure to be a bathroom scale out there that can be considered the number 1 for you.