We desired our list of pool cleaner robots to replicate the best the marketplace (and current technological know-how) provides, so we invested hrs studying robot pool cleaners of all types. Its weekly scheduled cleansing cycle cleans a fifty-foot pool in about three hours (or ninety minutes for your round pool https://www.smonet.com/products/robotic-pool-cleaner/cr6-pro-grey-smonet-robotic-inground-pool-vacume-cleaners/