How much does the Guardian S robot weigh? December 4, 2020 by Elevated The robot weighs approximately 17 lb (7.7 kg). The magnetic version weighs approximately 18 lb (8.2 kg). Sarcos Insights Sarcos Robotics to Merge with Rotor Acquisition Corp. April 6, 2021 Sarcos Robotics is making Iron Man suits for the government March 9, 2021