IRB 7710-310/3.5 vs KR 420 R3100-2
ABB Robotics vs KUKA — specs, price, and data-backed comparison.
QUICK TAKE
- KR 420 R3100-2 offers the higher payload (420 kg vs 310 kg).
- IRB 7710-310/3.5 offers the longer reach (3.5 m vs 3.1 m).
- IRB 7710-310/3.5 offers the lighter build (1,340 kg vs 1,687 kg).
- IRB 7710-310/3.5 is the newer platform (2,022 vs 2,015).
SPECIFICATIONS COMPARED
| IRB 7710-310/3.5 | KR 420 R3100-2 | |
|---|---|---|
| Company | ABB Robotics | KUKA |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | 2022 | 2015 |
| Weight | 1,340 kg | 1,687 kg |
| Payload | 310 kg | 420 kg |
| Reach | 3.5 m | 3.1 m |
| Degrees of Freedom | 6 | 6 |
| Battery Life | — | 24 hours |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the IRB 7710-310/3.5 and the KR 420 R3100-2?
IRB 7710-310/3.5 is made by ABB Robotics, while KR 420 R3100-2 is made by KUKA. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the IRB 7710-310/3.5 or the KR 420 R3100-2?
The KR 420 R3100-2 has the higher payload at 420 kg, compared to 310 kg for the IRB 7710-310/3.5.


