These are the best smart scales to buy in every category, from Withings Body and Garmin Index S2 to Renpho Elis 1.

However, the best smart scales can give you a better insight into your overall health by considering your weight, muscle mass, bone density, body fat percentage and even your hydration status.

Weight loss isn’t just cosmetic; it prevents chronic disease, saves money and improves mental and physical well-being.