UniBot iR21-100-270 vs ZIZAI Single-Arm Type
Unical Robot vs Nippon Signal — specs, price, and data-backed comparison.
QUICK TAKE
- ZIZAI Single-Arm Type offers the higher payload (120 kg vs 100 kg).
SPECIFICATIONS COMPARED
| UniBot iR21-100-270 | ZIZAI Single-Arm Type | |
|---|---|---|
| Company | Unical Robot | Nippon Signal |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Payload | 100 kg | 120 kg |
| Reach | 2.7 m | — |
| Software / AI | — | Operator control from the vehicle |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the UniBot iR21-100-270 and the ZIZAI Single-Arm Type?
UniBot iR21-100-270 is made by Unical Robot, while ZIZAI Single-Arm Type is made by Nippon Signal. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the UniBot iR21-100-270 or the ZIZAI Single-Arm Type?
The ZIZAI Single-Arm Type has the higher payload at 120 kg, compared to 100 kg for the UniBot iR21-100-270.


