KR 420 R3100-2 vs ZX300S
KUKA vs Kawasaki Robotics — specs, price, and data-backed comparison.
QUICK TAKE
- KR 420 R3100-2 offers the higher payload (420 kg vs 300 kg).
- KR 420 R3100-2 offers the longer reach (3.1 m vs 2.5 m).
SPECIFICATIONS COMPARED
| KR 420 R3100-2 | ZX300S | |
|---|---|---|
| Company | KUKA | Kawasaki Robotics |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | 2015 | — |
| Weight | 1,687 kg | — |
| Payload | 420 kg | 300 kg |
| Reach | 3.1 m | 2.5 m |
| Degrees of Freedom | 6 | — |
| Battery Life | 24 hours | — |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the KR 420 R3100-2 and the ZX300S?
KR 420 R3100-2 is made by KUKA, while ZX300S is made by Kawasaki Robotics. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the KR 420 R3100-2 or the ZX300S?
The KR 420 R3100-2 has the higher payload at 420 kg, compared to 300 kg for the ZX300S.


