KR 6 R900-2 vs SN4A-4/0.58
KUKA vs SIASUN Robot & Automation Co., Ltd. — specs, price, and data-backed comparison.
QUICK TAKE
- KR 6 R900-2 offers the higher payload (6 kg vs 4 kg).
- KR 6 R900-2 offers the longer reach (901 mm vs 580 mm).
- SN4A-4/0.58 is the newer platform (2,025 vs 2,016).
SPECIFICATIONS COMPARED
| KR 6 R900-2 | SN4A-4/0.58 | |
|---|---|---|
| Company | KUKA | SIASUN Robot & Automation Co., Ltd. |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | 2016 | 2025 |
| Weight | 52 kg | — |
| Payload | 6 kg | 4 kg |
| Reach | 901 mm | 580 mm |
| Degrees of Freedom | 6 | 6 |
| Battery Life | 24 hours | — |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the KR 6 R900-2 and the SN4A-4/0.58?
KR 6 R900-2 is made by KUKA, while SN4A-4/0.58 is made by SIASUN Robot & Automation Co., Ltd.. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the KR 6 R900-2 or the SN4A-4/0.58?
The KR 6 R900-2 has the higher payload at 6 kg, compared to 4 kg for the SN4A-4/0.58.


