As of 2015, CHI hair straighteners cost between $49.95 and $159.95 at ULTA Beauty. The least expensive CHI hair straightener is the Ultra CHI Mini Iron, and the most expensive is the CHI G2 Lollipop Swirl Iron.
CHI offers several models of hair straighteners. As of 2015, the best-selling CHI straightener at ULTA Beauty is the CHI G2 Ceramic and Titanium Hair Styling Iron, which costs $129.95. The best-selling CHI flat iron at JCPenney is the CHI 1 inch Ceramic Flat Iron, which costs $74.99.
Flat irons can vary in price depending on the materials used in their production. In general, ceramic hair straighteners cost less than flat irons that feature tourmaline coating. Titanium flat irons are usually the most expensive, but they heat faster and are less likely to cause hair damage compared to ceramic and tourmaline hair straighteners.