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Technical Specifications
Last Updated: 2026-09-26
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
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
| Torque | Below Average Stronger than 25% of 245 Digital Micro servos at 4.8V |
| Speed | Below Average Faster than 18% of 245 Digital Micro servos at 4.8V |
| Weight | Average Lighter than 48% of 576 Digital Micro servos |
| Running Current | Top 10% Lower draw than 100% of 33 Micro servos at 4.8V |
| Stall Current | Average Lower draw than 60% of 140 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.25–0.34 W |
| Power Density | 0.738 W/in³ More power-dense than 6% of 545 Digital Micro servos |
| Torque Density | 1.9000 oz-in/g Stronger than 32% of 243 Digital Micro servos |
| Torque-to-Volume Ratio | 41.38 oz-in/in³ Denser torque than 14% of 245 Digital Micro servos |
| Speed-to-Weight | 0.71429 (1/sec·g) Faster than 49% of 243 Digital Micro servos |
| Speed-Torque Trade-off | 2.66 Better balanced than 40% of 245 Digital Micro servos |
| Current-per-Torque Ratio | 0.0342 A/oz-in More efficient than 66% of 48 Digital Micro servos |
| Idle-to-Running Current Ratio | 0.080 Lower idle draw than 16% of 74 Hobby servos |
| No-Load vs Stall Current Spread | 13.00 Narrower current spread than 5% of 20 Micro servos |
| Torque Gain per Volt | 13.16%/V More voltage-responsive (torque) than 29% of 196 Digital Micro servos |
| Speed Gain per Volt | 13.88%/V More voltage-responsive (speed) than 25% of 198 Digital Micro servos |
| Voltage Range Width | 1.2 V Wider voltage range than 8% of 410 Digital Micro servos |
| Backlash-to-Range Ratio | 0.00556 Tighter backlash than 27% of 27 Hobby servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0020 Finer dead band than 16% of 123 Digital Micro servos |
Notes
This is SunFounder's version of the SG90 style servo.
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