LewanSoul xArm1S Desktop Robotic Arm vs Waveshare 4-DOF Desktop Robot Arm Kit
Specifications
| Spec | LewanSoul xArm1S Desktop Robo… | Waveshare 4-DOF Desktop Robot… |
|---|---|---|
| DOF | 5 | 4 |
| Servos | LX-15D bus servos with position feedback | High-torque serial bus servos |
| Communication | USB serial | WiFi, USB |
| Software | Python SDK, LewanSoul app | Python SDK, Arduino support |
| Power | 12V DC adapter | 12V DC |
| Payload | ~100g | — |
| Controller | — | ESP32 (WiFi + Bluetooth) |
| Price | $199 | $189 |
| Rating | ⭐ 4.4 | ⭐ 4.4 |
| Reviews | 380 | 140 |
LewanSoul xArm1S Desktop Robotic Arm
Pros
- ✓Bus servos with real position feedback — most cheap arms use dumb servos with no feedback
- ✓Python SDK included for programmatic control
- ✓DIY assembly teaches servo mechanics and kinematics hands-on
- ✓Compact desktop footprint, fits on any workbench
Cons
- ✗Unassembled kit — assembly takes 2–3 hours and requires patience
- ✗Only 5-DOF, limiting workspace compared to 6-DOF arms
- ✗Community resources are smaller than Elephant Robotics or Waveshare
Waveshare 4-DOF Desktop Robot Arm Kit
Pros
- ✓High-torque serial bus servos won't strip under load like cheap plastic-gear servos
- ✓ESP32 WiFi control — no USB cable needed for demos or remote operation
- ✓Expandable design supports additional sensors and end-effectors
- ✓Good documentation from Waveshare with example code
Cons
- ✗4-DOF limits workspace compared to 5 or 6-DOF arms
- ✗No gripper included in base kit — must purchase separately
- ✗Fewer community tutorials than more established brands
Verdict
- $ Waveshare 4-DOF Desktop Robot Arm Kit saves $10 — better for budget-conscious buyers.
- ⭐ Both are rated equally at ⭐ 4.4.
- ✦ Waveshare 4-DOF Desktop Robot Arm Kit delivers the best rating-per-dollar.