Part comparison

FEETECH STS3215 7.4V vs ROBOTIS XL430-W250

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

10 shared specs2 scored

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FEETECHFEETECH STS3215 7.4VSTS3215 7.4V

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ROBOTISROBOTIS XL430-W250XL430-W250

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Directional spec summary

Counts across 2 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

10 specifications compared side by side.

FEETECH STS3215 7.4V / ROBOTIS XL430-W250
Compare bySpecification	AFEETECHFEETECH STS3215 7.4V	BROBOTISROBOTIS XL430-W250
Physical1
Weight	55 g2.2 g lower	57.2 g
Performance1
Stall torque	1.912 Nm0.912 Nm higher	1 Nm
Electrical1
Nominal voltageUse-dependent	7.4 V	3 V
Mechanical & integration4
Motor kind	Smart servo	Smart servo
Drive principle	servo actuator	servo actuator
ArchitectureUse-dependent	Servo module	Integrated motor controller reducer network
Gear ratioUse-dependent	345:1	258.5:1
Control & communication3
EncoderUse-dependent	12-bit magnetic	integrated position sensor
Communication interfacesUse-dependent	TTL serial bus	RS485
Control modesUse-dependent	position;servo;motor	position;velocity;current/PWM;feedback

AFEETECHFEETECH STS3215 7.4V

BROBOTISROBOTIS XL430-W250

Physical1

Weight

Part A55 g2.2 g lower

Part B57.2 g

Performance1

Stall torque

Part A1.912 Nm0.912 Nm higher

Part B1 Nm

Electrical1

Nominal voltageUse-dependent

Part A7.4 V

Part B3 V

Mechanical & integration4

Motor kind

Part ASmart servo

Part BSmart servo

Drive principle

Part Aservo actuator

Part Bservo actuator

ArchitectureUse-dependent

Part AServo module

Part BIntegrated motor controller reducer network

Gear ratioUse-dependent

Part A345:1

Part B258.5:1

Control & communication3

EncoderUse-dependent

Part A12-bit magnetic

Part Bintegrated position sensor

Communication interfacesUse-dependent

Part ATTL serial bus

Part BRS485

Control modesUse-dependent

Part Aposition;servo;motor

Part Bposition;velocity;current/PWM;feedback

Product sources

Product sources used by this comparison

FEETECH STS3215 7.4VOpen source ↗

ROBOTIS XL430-W250Open source ↗