Guan Cha Zhe Wang·2025-08-07 08:21Core Insights - The K2 Bumblebee humanoid robot achieved an 8-hour endurance live broadcast challenge, setting a new industry standard for humanoid robot endurance [1] - The K2 Bumblebee's endurance is attributed to its self-developed rotary actuators and planetary roller screw linear actuators, which combine high load capacity, precision, and low power consumption [1] - The K2 Bumblebee can carry a single arm load of 15 kilograms and a dual arm load of up to 30 kilograms, which is the highest in the industry [3][5] Comparison with Competitors - The K2 Bumblebee's dexterous hand supports a quick-change mechanism, allowing it to adapt to different end-effectors for various tasks, enhancing its utility in industrial scenarios [3] - The K2 Bumblebee is reported to have superior working capabilities in industrial settings compared to Tesla's Optimus robot, particularly in load capacity [5] - Cost control is a significant advantage for the K2 Bumblebee, as many core components are self-developed, benefiting from China's robust supply chain, resulting in lower costs compared to Optimus [5]