ER-4iA vs RB3-1200
FANUC vs Rainbow Robotics — specs, price, and data-backed comparison.
QUICK TAKE
- ER-4iA offers the higher payload (4 kg vs 3 kg).
- RB3-1200 offers the longer reach (1.2 m vs 550 mm).
- ER-4iA offers the lighter build (20 kg vs 22.4 kg).
SPECIFICATIONS COMPARED
| ER-4iA | RB3-1200 | |
|---|---|---|
| Company | FANUC | Rainbow Robotics |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | 2020 | — |
| Weight | 20 kg | 22.4 kg |
| Payload | 4 kg | 3 kg |
| Reach | 550 mm | 1.2 m |
| Degrees of Freedom | 6 | 6 |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the ER-4iA and the RB3-1200?
ER-4iA is made by FANUC, 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 ER-4iA or the RB3-1200?
The ER-4iA has the higher payload at 4 kg, compared to 3 kg for the RB3-1200.