Initial Cost: The Waterdrop X8 is on the pricier side compared to other water purifiers. However, the advanced technology and long-term cost savings may justify the investment for many users. Filter Replacement Cost: While the filters last a long time, they can be expensive to replace when the time comes, adding to the ongoing cost of ownership. The Waterdrop X8 Water Purifier is a top-notch option for those looking for high-performance, reliable, and efficient water filtration. Its advanced filtration, rapid water flow, smart features, and sleek design make it a great choice for modern households. Despite the higher initial cost and filter replacement expenses, its long-term benefits make it an excellent investment for those who prioritize clean, safe drinking water.