ER3-400-SR vs iER6-500-SR
Estun Automation vs Estun Automation — specs, price, and data-backed comparison.
QUICK TAKE
- iER6-500-SR offers the higher payload (6 kg vs 3 kg).
- iER6-500-SR offers the longer reach (500 mm vs 400 mm).
SPECIFICATIONS COMPARED
| ER3-400-SR | iER6-500-SR | |
|---|---|---|
| Company | Estun Automation | Estun Automation |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | — | 2025 |
| Payload | 3 kg | 6 kg |
| Reach | 400 mm | 500 mm |
| Degrees of Freedom | 4 | — |
FREQUENTLY ASKED QUESTIONS
What is the difference between the ER3-400-SR and the iER6-500-SR?
ER3-400-SR is made by Estun Automation, while iER6-500-SR is made by Estun Automation. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the ER3-400-SR or the iER6-500-SR?
The iER6-500-SR has the higher payload at 6 kg, compared to 3 kg for the ER3-400-SR.


