Part comparison

ROBOTIS 2XL430-W250 vs ROBOTIS RX-28

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

13 shared specs3 scored

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ROBOTISROBOTIS 2XL430-W2502XL430-W250

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ROBOTISROBOTIS RX-28RX-28

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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 2XL430-W250 / ROBOTIS RX-28
Compare bySpecification	AROBOTISROBOTIS 2XL430-W250	BROBOTISROBOTIS RX-28
Physical1
Weight	98.2 g	72 g26.2 g lower
Performance2
Stall torque	1 Nm	3.7 Nm2.7 Nm higher
Maximum speed	47 rpm	85 rpm38 rpm higher
Electrical3
Nominal voltageUse-dependent	3 V	14.8 V
Minimum voltageUse-dependent	6.5 V	12 V
Maximum voltageUse-dependent	12 V	18.5 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	257.4:1	193:1
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 2XL430-W250

BROBOTISROBOTIS RX-28

Physical1

Weight

Part A98.2 g

Part B72 g26.2 g lower

Performance2

Stall torque

Part A1 Nm

Part B3.7 Nm2.7 Nm higher

Maximum speed

Part A47 rpm

Part B85 rpm38 rpm higher

Electrical3

Nominal voltageUse-dependent

Part A3 V

Part B14.8 V

Minimum voltageUse-dependent

Part A6.5 V

Part B12 V

Maximum voltageUse-dependent

Part A12 V

Part B18.5 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 A257.4:1

Part B193:1

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 2XL430-W250Open source ↗

ROBOTIS RX-28Open source ↗