IRB 7720-530/3.1 vs KR 640 R2800-2 ultra
ABB Robotics vs KUKA — specs, price, and data-backed comparison.
QUICK TAKE
- KR 640 R2800-2 ultra offers the higher payload (640 kg vs 530 kg).
- IRB 7720-530/3.1 offers the longer reach (3.1 m vs 2.8 m).
- IRB 7720-530/3.1 offers the lighter build (1,340 kg vs 2,170 kg).
- IRB 7720-530/3.1 is the newer platform (2,022 vs 2,019).
SPECIFICATIONS COMPARED
| IRB 7720-530/3.1 | KR 640 R2800-2 ultra | |
|---|---|---|
| Company | ABB Robotics | KUKA |
| Category | Industrial-Robot | Industrial-Robot |
| Price: | Not announced | Not announced |
| Released: | 2022 | 2019 |
| Weight | 1,340 kg | 2,170 kg |
| Payload | 530 kg | 640 kg |
| Reach | 3.1 m | 2.8 m |
| Degrees of Freedom | 6 | 6 |
| Battery Life | — | 24 hours |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the IRB 7720-530/3.1 and the KR 640 R2800-2 ultra?
IRB 7720-530/3.1 is made by ABB Robotics, while KR 640 R2800-2 ultra is made by KUKA. Both are industrial-robots, so the differences come down to price and specifications.
Which has the higher payload, the IRB 7720-530/3.1 or the KR 640 R2800-2 ultra?
The KR 640 R2800-2 ultra has the higher payload at 640 kg, compared to 530 kg for the IRB 7720-530/3.1.


