MF-RAPI4 vs Mini Pi Plus
MINIROBOT vs High Torque Technology — specs, price, and data-backed comparison.
QUICK TAKE
- Mini Pi Plus is the more affordable option at $5,500, versus ₩2,200,000 for MF-RAPI4.
- Mini Pi Plus offers the more degrees of freedom (23 vs 18).
- MF-RAPI4 offers the lighter build (1.4 kg vs 15 kg).
SPECIFICATIONS COMPARED
| MF-RAPI4 | Mini Pi Plus | |
|---|---|---|
| Company | MINIROBOT | High Torque Technology |
| Category | Consumer-Robot | Educational-Robots |
| Price: | ₩2,200,000 | $5,500–$7,500 |
| Weight | 1.4 kg | 15 kg |
| Degrees of Freedom | 18 | 23 |
| Battery Life | — | 90 min |
| Connectivity | — | CAN-FD across all joints; Bluetooth and Wi-Fi (Pi Plus); Bluetooth and WNIC (Pi Plus Pro); USB 3.0 x1, USB 2.0 x3 and HDMI 2.0 x1 (Pi Plus), Type-C x2, USB 2.0 x2 and HDMI 2.0 x1 (Pi Plus Pro) |
| Software / AI | — | Python and C++ SDK with ROS 1 and ROS 2 and full API documentation; complete URDF model published; compatible with NVIDIA Isaac Lab, NVIDIA Isaac Gym and MuJoCo; OTA and firmware upgrade; voice interaction |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the MF-RAPI4 and the Mini Pi Plus?
MF-RAPI4 is made by MINIROBOT, while Mini Pi Plus is made by High Torque Technology. MF-RAPI4 is a consumer-robot, while Mini Pi Plus is a educational-robots.
Which is cheaper, the MF-RAPI4 or the Mini Pi Plus?
The Mini Pi Plus is cheaper, listed at $5,500 compared to ₩2,200,000 for the MF-RAPI4.


