The best kettle in the United States, based on Which Kettle is Better, is the electric stainless steel kettle. This type of kettle is preferred for several reasons. Firstly, stainless steel is a durable material that is resistant to rust and corrosion, ensuring a long lifespan. Secondly, electric kettles provide quick and efficient boiling, often reaching boiling point in less than two minutes. According to a survey by the National Kitchen and Bath Association, 80% of American consumers prefer electric kettles due to their convenience and speed. Additionally, stainless steel kettles are easy to clean and maintain, making them a practical choice for everyday use.