Servo Specifications and Reviews
| Make | Model | Modulation | Weight | Dimensions (L×W×H) |
Torque | Speed | Motor Type |
Rotation | Gear Material |
Typical Price |
Compare |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Futaba | BLS671SV | Digital | 0.99 oz | 1.30×0.59×1.06 in |
6.0V 93.0 oz-in 7.4V 116.0 oz-in 6.6V 54.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.10 s/60° 6.6V 0.11 s/60° |
Brushless | Dual Bearings | Metal | $159.99 | |
| Futaba | RS404PD | Digital | 1.68 oz | 1.57×0.79×1.54 in |
6.0V 124.0 oz-in |
6.0V 0.20 s/60° |
3-pole | (add) | Metal | (add) | |
| Futaba | S3073HV | Digital | 1.45 oz | 1.61×0.79×1.42 in |
6.0V 43.0 oz-in 7.4V 54.0 oz-in 6.6V 49.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Single Bearing | Plastic | $34.99 | |
| Futaba | S3173SVi | Digital | 0.71 oz | 1.18×0.43×1.14 in |
6.0V 49.0 oz-in 7.4V 60.0 oz-in 6.6V 54.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Dual Bearings | Metal | $64.99 | |
| Futaba | S3174SV | Digital | 0.74 oz | 1.18×0.43×1.14 in |
6.0V 49.0 oz-in 7.4V 60.0 oz-in 6.6V 54.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Dual Bearings | Metal | $64.99 | |
| Futaba | S3051 | Digital | 1.73 oz | 1.57×0.79×1.50 in |
6.0V 132.0 oz-in |
6.0V 0.21 s/60° |
(add) | (add) | (add) | (add) | |
| Futaba | S3051HV | Digital | 1.73 oz | 1.58×0.79×1.50 in |
6.0V 132.0 oz-in 7.4V 145.8 oz-in |
6.0V 0.21 s/60° 7.4V 0.17 s/60° |
Coreless | Dual Bearings | Metal | $40.00 | |
| Futaba | S3071HV | Digital | 1.73 oz | 1.58×0.79×1.50 in |
6.0V 132.0 oz-in 7.4V 146.0 oz-in 6.6V 139.0 oz-in |
6.0V 0.21 s/60° 7.4V 0.17 s/60° 6.6V 0.19 s/60° |
3-pole | Dual Bearings | Metal | $54.99 | |
| Futaba | S9201 | Analog | 1.70 oz | 1.59×0.79×1.40 in |
6.0V 69.5 oz-in |
6.0V 0.22 s/60° |
Coreless | Dual Bearings | Plastic | (add) | |
| Futaba | S3172SV | Digital | 0.71 oz | 1.18×0.43×1.14 in |
6.0V 46.0 oz-in 7.4V 57.0 oz-in 6.6V 51.0 oz-in |
6.0V 0.29 s/60° 7.4V 0.23 s/60° 6.6V 0.26 s/60° |
3-pole | Dual Bearings | Metal | $54.99 | |
| Futaba | S125 | Analog | 2.30 oz | 1.56×0.88×1.69 in |
4.8V 129.3 oz-in |
6.0V 0.62 s/60° |
(add) | Single Bearing | Plastic | (add) | |
| Futaba | BLS272HV | Digital | 2.12 oz | 1.58×0.79×1.46 in |
7.4V 167.0 oz-in |
7.4V 0.08 s/60° |
Brushless | Dual Bearings | Metal | $95.00 | |
| Futaba | BLS174HV | Digital | 1.66 oz | 1.87×1.06×1.00 in |
7.4V 133.0 oz-in |
7.4V 0.09 s/60° |
Brushless | Dual Bearings | Plastic | (add) | |
| Futaba | BLS171HV | Digital | 1.66 oz | 1.58×0.79×1.37 in |
7.4V 164.0 oz-in |
7.4V 0.10 s/60° |
Brushless | Dual Bearings | Hybrid | (add) | |
| Futaba | RS301CR-F1 | Digital | 0.99 oz | 1.41×0.77×0.98 in |
7.4V 98.6 oz-in |
7.4V 0.11 s/60° |
Coreless | Dual Bearings | Metal | $104.99 | |
| Futaba | RS301CR-F2 | Digital | 0.99 oz | 1.41×0.77×0.98 in |
7.4V 98.6 oz-in |
7.4V 0.11 s/60° |
(add) | (add) | Metal | $104.99 | |
| Futaba | BLS175HV | Digital | 2.33 oz | 1.58×0.79×1.46 in |
7.4V 292.0 oz-in |
7.4V 0.12 s/60° |
Brushless | Dual Bearings | Metal | $139.00 | |
| Futaba | RS302CD-F1 | Digital | 0.74 oz | 1.45×0.77×0.98 in |
7.4V 69.4 oz-in |
7.4V 0.16 s/60° |
(add) | (add) | Metal | $69.99 | |
| Futaba | RS302CD-F2 | Digital | 0.74 oz | 1.45×0.77×0.98 in |
7.4V 69.4 oz-in |
7.4V 0.16 s/60° |
(add) | (add) | Metal | $69.99 |