Part comparison

FEETECH STS3045M vs ROBOTIS AX-12A

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

9 shared specs2 scored

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FEETECHFEETECH STS3045MSTS3045M

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ROBOTISROBOTIS AX-12AAX-12A

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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

9 specifications compared side by side.

FEETECH STS3045M / ROBOTIS AX-12A
Compare bySpecification	AFEETECHFEETECH STS3045M	BROBOTISROBOTIS AX-12A
Performance2
Stall torque	0.588 Nm	1.5 Nm0.912 Nm higher
Maximum speed	75 rpm16 rpm higher	59 rpm
Electrical1
Nominal voltageUse-dependent	6 V	11.1 V
Mechanical & integration3
Motor kind	Smart servo	Smart servo
Drive principle	servo actuator	servo actuator
ArchitectureUse-dependent	Integrated servo module	Integrated motor controller reducer network
Control & communication3
EncoderUse-dependent	magnetic	integrated position sensor
Communication interfacesUse-dependent	TTL serial bus	TTL
Control modesUse-dependent	position;velocity;servo;feedback	position;velocity;current/PWM;feedback

AFEETECHFEETECH STS3045M

BROBOTISROBOTIS AX-12A

Performance2

Stall torque

Part A0.588 Nm

Part B1.5 Nm0.912 Nm higher

Maximum speed

Part A75 rpm16 rpm higher

Part B59 rpm

Electrical1

Nominal voltageUse-dependent

Part A6 V

Part B11.1 V

Mechanical & integration3

Motor kind

Part ASmart servo

Part BSmart servo

Drive principle

Part Aservo actuator

Part Bservo actuator

ArchitectureUse-dependent

Part AIntegrated servo module

Part BIntegrated motor controller reducer network

Control & communication3

EncoderUse-dependent

Part Amagnetic

Part Bintegrated position sensor

Communication interfacesUse-dependent

Part ATTL serial bus

Part BTTL

Control modesUse-dependent

Part Aposition;velocity;servo;feedback

Part Bposition;velocity;current/PWM;feedback

Product sources

Product sources used by this comparison

FEETECH STS3045MOpen source ↗

ROBOTIS AX-12AOpen source ↗