Elf3 vs KANGAROO
BXI Robotics vs PAL Robotics — specs, price, and data-backed comparison.
QUICK TAKE
- KANGAROO offers the higher payload (7 kg vs 5 kg).
- Elf3 offers the lighter build (40 kg vs 65 kg).
SPECIFICATIONS COMPARED
| Elf3 | KANGAROO | |
|---|---|---|
| Company | BXI Robotics | PAL Robotics |
| Category | Humanoid | Humanoid |
| Price: | Not announced | Not announced |
| Weight | 40 kg | 65 kg |
| Payload | 5 kg | 7 kg |
| Degrees of Freedom | 31 | — |
| Speed | 18 km/h | — |
| Battery Life | 60 min | 15 Ah, 63 V, 976 Wh |
| Connectivity | — | EtherCAT 2 kHz control loop |
| Software / AI | Open developer platform; BXI locomotion, manipulation and navigation algorithm stacks | Ubuntu LTS, ROS 2 LTS and PAL OS; whole-body inverse-dynamics controller; visualisation and diagnostics; VR teleoperation demo |
FREQUENTLY ASKED QUESTIONS
What is the difference between the Elf3 and the KANGAROO?
Elf3 is made by BXI Robotics, while KANGAROO is made by PAL Robotics. Both are humanoids, so the differences come down to price and specifications.
Which has the higher payload, the Elf3 or the KANGAROO?
The KANGAROO has the higher payload at 7 kg, compared to 5 kg for the Elf3.


