Part comparison

Futaba S9177SV vs Savox SC-0251MG+

A side-by-side comparison of source-backed specifications within the same subcategory.

13 shared specs3 scored

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FutabaFutaba S9177SVS9177SV

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SavoxSavox SC-0251MG+SC-0251MG+

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Directional spec summary

Counts across 3 numeric specifications with a clear higher-or-lower direction.

Part A leads

Tied

Part B leads

These are metric-by-metric differences, not an overall performance score. Check the values below.

Specifications

13 specifications compared side by side.

Futaba S9177SV / Savox SC-0251MG+
Compare bySpecification	AFutabaFutaba S9177SV	BSavoxSavox SC-0251MG+
Performance3
Stall torque	4.021 Nm1.569 Nm higher	2.452 Nm
Stall torque @ 7.4V	41 kg·cm16 kg·cm higher	25 kg·cm
Speed @ 7.4V	0.11 s/60°0.04 s/60° lower	0.15 s/60°
Electrical2
Minimum voltageUse-dependent	4.8 V	6 V
Maximum voltage	7.4 V	7.4 V
Mechanical & integration4
Motor kind	Rc servo	Rc servo
Drive principle	servo actuator	servo actuator
Architecture	Integrated servo module	Integrated servo module
Gear material	metal	metal
Control & communication3
Communication interfacesUse-dependent	PWM;S.Bus2	PWM
Control modesUse-dependent	PWM/S.Bus2 servo	PWM servo
Servo signal	PWM	PWM
Other specifications1
PWM pulse center	1500 µs	1500 µs

AFutabaFutaba S9177SV

BSavoxSavox SC-0251MG+

Performance3

Stall torque

Part A4.021 Nm1.569 Nm higher

Part B2.452 Nm

Stall torque @ 7.4V

Part A41 kg·cm16 kg·cm higher

Part B25 kg·cm

Speed @ 7.4V

Part A0.11 s/60°0.04 s/60° lower

Part B0.15 s/60°

Electrical2

Minimum voltageUse-dependent

Part A4.8 V

Part B6 V

Maximum voltage

Part A7.4 V

Part B7.4 V

Mechanical & integration4

Motor kind

Part ARc servo

Part BRc servo

Drive principle

Part Aservo actuator

Part Bservo actuator

Architecture

Part AIntegrated servo module

Part BIntegrated servo module

Gear material

Part Ametal

Part Bmetal

Control & communication3

Communication interfacesUse-dependent

Part APWM;S.Bus2

Part BPWM

Control modesUse-dependent

Part APWM/S.Bus2 servo

Part BPWM servo

Servo signal

Part APWM

Part BPWM

Other specifications1

PWM pulse center

Part A1500 µs

Part B1500 µs

Product sources

Product sources used by this comparison

Futaba S9177SVOpen source ↗

Savox SC-0251MG+Open source ↗