Part comparison

ROBOTIS MX-28 vs ROBOTIS XM430-W350

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

13 shared specs3 scored

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ROBOTISROBOTIS MX-28MX-28

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ROBOTISROBOTIS XM430-W350XM430-W350

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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.

ROBOTIS MX-28 / ROBOTIS XM430-W350
Compare bySpecification	AROBOTISROBOTIS MX-28	BROBOTISROBOTIS XM430-W350
Physical1
Weight	-28 g110 g lower	82 g
Performance2
Stall torque	2.3 Nm	3.8 Nm1.5 Nm higher
Maximum speed	50 rpm7 rpm higher	43 rpm
Electrical3
Nominal voltage	12 V	12 V
Minimum voltage	10 V	10 V
Maximum voltage	14.8 V	14.8 V
Mechanical & integration4
Motor kind	Smart servo	Smart servo
Drive principle	servo actuator	servo actuator
Architecture	Integrated motor controller reducer network	Integrated motor controller reducer network
Gear ratioUse-dependent	193:1	353.5:1
Control & communication3
Encoder	integrated position sensor	integrated position sensor
Communication interfaces	RS485	RS485
Control modes	position;velocity;current/PWM;feedback	position;velocity;current/PWM;feedback

AROBOTISROBOTIS MX-28

BROBOTISROBOTIS XM430-W350

Physical1

Weight

Part A-28 g110 g lower

Part B82 g

Performance2

Stall torque

Part A2.3 Nm

Part B3.8 Nm1.5 Nm higher

Maximum speed

Part A50 rpm7 rpm higher

Part B43 rpm

Electrical3

Nominal voltage

Part A12 V

Part B12 V

Minimum voltage

Part A10 V

Part B10 V

Maximum voltage

Part A14.8 V

Part B14.8 V

Mechanical & integration4

Motor kind

Part ASmart servo

Part BSmart servo

Drive principle

Part Aservo actuator

Part Bservo actuator

Architecture

Part AIntegrated motor controller reducer network

Part BIntegrated motor controller reducer network

Gear ratioUse-dependent

Part A193:1

Part B353.5:1

Control & communication3

Encoder

Part Aintegrated position sensor

Part Bintegrated position sensor

Communication interfaces

Part ARS485

Part BRS485

Control modes

Part Aposition;velocity;current/PWM;feedback

Part Bposition;velocity;current/PWM;feedback

Product sources

Product sources used by this comparison

ROBOTIS MX-28Open source ↗

ROBOTIS XM430-W350Open source ↗