Humanoid Robot Upgraded

Elf 3 Humanoid Robot

The BXI Elf 3 is a high-performance humanoid robot designed for embodied AI research with high-torque joints, an open SDK, and a ready-to-deploy architecture.

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Elf 3 Specifications

Total degrees of freedom31 (excl. hands): 6 per leg + 7 per arm + 3 waist + 2 head
Height1450 mm
Width × Depth450 × 280 mm
Weight≈ 38 kg
Max speed5 m/s (~18 km/h)
Single-arm payload5 kg (horizontal, continuous) / 10 kg (elbow-supported)
Battery518 Wh
Runtime≈ 1 hour (walking)
Joint motors31 × BXI hollow-shaft planetary motors (5014/5018/7010/8515)
Control rate> 1000 Hz (PCIE-CANFD)
Onboard computeIntel Core i7-1370P / 16 GB / 512 GB
SensorsRealSense D435i depth camera, IMU, 8-mic array
SoftwareUbuntu 22.04 + ROS2 SDK + MuJoCo simulation

Video of Elf 2 (Deprecated)

Frequently Asked Questions

How many degrees of freedom does the Elf 3 humanoid robot have?

The Elf 3 is a ready-to-use general-purpose humanoid robot with 31 degrees of freedom across the body, supporting both teleoperation and autonomous modes, with an open SDK for development and embodied-AI research.

What joint motors power the Elf 3?

The Elf 3 runs on BXI's in-house hollow-shaft planetary joint motors (85/70/50 series) with an adjustable torque range of 30–150 N·m and dual absolute encoders, combining high torque density with hollow-shaft cable routing.

Does BXI Robotics offer humanoid robot OEM/ODM?

Yes. BXI provides turnkey OEM/ODM solutions, typically enabling clients to own a branded, self-developed high-performance humanoid robot within 3–6 months.

How can I get a quote and specifications for the Elf 3?

Contact our solutions team via the contact page for specifications, pricing, and the product manual.