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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 81MG938 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
130.51 oz-in
9.40 kg-cm
0.9 N-m
4.8V
102.30 oz-in
7.37 kg-cm
0.7 N-m
|
| Speed |
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
4.8V
0.11 sec/60°
545.5 deg/s
90.9 RPM
|
| Physical | |
| Weight | 1.02 oz29.0 gBelow Average |
| Dimensions |
L 1.343 in W 0.60 in H 1.17 in L 34.1 mm W 15.2 mm H 29.7 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Connectivity | |
| Connector | JR (Universal) |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Weight | Below Average Lighter than 31% of 466 Digital Mini servos |
Performance Analysis
| Shaft Power | 1.72–2.68 W |
| Power Density | 2.845 W/in³ More power-dense than 72% of 440 Digital Mini servos |
| Torque Density | 3.5276 oz-in/g |
| Torque-to-Volume Ratio | 108.55 oz-in/in³ |
| Speed-to-Weight | 0.31348 (1/sec·g) |
| Speed-Torque Trade-off | 11.25 |
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