Smart windows, which use electrochromic glass to automatically adjust transparency, cost between $500 and $1,500 per window. These high-tech windows offer increased energy efficiency and convenience, allowing users to control light and heat entering their home. Though more expensive than traditional windows, smart windows provide long-term savings on energy bills.

Smart windows range from $500 to $1,500 per window, offering advanced technology that automatically adjusts to control heat and light. These energy-efficient windows are more expensive than traditional options, but their ability to reduce energy consumption makes them a smart long-term investment.