Estun ER20-1000-SR-C vs RB3-1200
Estun Automation vs Rainbow Robotics — specs, price, and data-backed comparison.
QUICK TAKE
- Estun ER20-1000-SR-C offers the higher payload (20 kg vs 3 kg).
- RB3-1200 offers the longer reach (1.2 m vs 1 m).
- RB3-1200 offers the more degrees of freedom (6 vs 4).
SPECIFICATIONS COMPARED
| Estun ER20-1000-SR-C | RB3-1200 | |
|---|---|---|
| Company | Estun Automation | Rainbow Robotics |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Weight | — | 22.4 kg |
| Payload | 20 kg | 3 kg |
| Reach | 1 m | 1.2 m |
| Degrees of Freedom | 4 | 6 |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the Estun ER20-1000-SR-C and the RB3-1200?
Estun ER20-1000-SR-C is made by Estun Automation, while RB3-1200 is made by Rainbow Robotics. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the Estun ER20-1000-SR-C or the RB3-1200?
The Estun ER20-1000-SR-C has the higher payload at 20 kg, compared to 3 kg for the RB3-1200.


