How heavy is Karoo? Laurence Wattrus April 21, 2017 09:33 Updated Follow Karoo weighs 168 grams (5.92 Oz), so is similar to a cell phone. Related articles Is the design actually Aero? What is the size of Karoo? What bracket does Karoo work with? What do the buttons do? Why is the USB port open? Comments 0 comments Please sign in to leave a comment.