EngineAI T800 vs Leju Kuavo

EngineAI T800 is a full-size bipedal humanoid (1.73 m, 75 kg official) with 29 body DoF excluding dexterous hand, 450 N·m peak joint torque, and a claimed 4-5 hour solid-state battery runtime. It launched on 2025-12-02 from 180,000 yuan with four versions and was demonstrated at CES 2026. In May 2026, EngineAI announced mass production with first batch delivery and a 10,000-unit scalable capability. However, all strong evidence is company-reported. No named customer deployment, autonomous task execution, or independent verification was found. addoobot lists conflicting specs (84.5 kg, 2 h runtime, 1.22 kWh ternary battery) that lower confidence in endurance

Leju Kuavo is a family of full-size biped humanoids from Leju Robotics, with base KUAVO independently tested by CTTL at 45 kg, 26 DoF, 4.6 km/h pace, and 20cm jumps; KUAVO-MY variant is 1.4 m with >40 DoF. Leju's IPO filing reports 577 Kuavo units sold in 2025 for 178 million yuan. A public torchbearer event demonstrated 100m torch carrying and handover, but was explicitly teleoperated. Several YouTube titles suggest parcel delivery, household help, modular hands, and FAW factory work, but lack transcripts. No autonomous manipulation, runtime, battery, sensor, or hand specs were found in reviewed sources