Part comparison

ROBOTIS XC330-M181 vs ROBOTIS XL-320

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

13 shared specs3 scored

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ROBOTISROBOTIS XC330-M181XC330-M181

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ROBOTISROBOTIS XL-320XL-320

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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 XC330-M181 / ROBOTIS XL-320
Compare bySpecification	AROBOTISROBOTIS XC330-M181	BROBOTISROBOTIS XL-320
Physical1
Weight	23 g	16.7 g6.3 g lower
Performance2
Stall torque	0.52 Nm0.13 Nm higher	0.39 Nm
Maximum speed	95 rpm	114 rpm19 rpm higher
Electrical3
Nominal voltageUse-dependent	5 V	7.4 V
Minimum voltageUse-dependent	3.7 V	6 V
Maximum voltageUse-dependent	6 V	8.4 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	180.62:1	238:1
Control & communication3
Encoder	integrated position sensor	integrated position sensor
Communication interfacesUse-dependent	RS485	TTL
Control modes	position;velocity;current/PWM;feedback	position;velocity;current/PWM;feedback

AROBOTISROBOTIS XC330-M181

BROBOTISROBOTIS XL-320

Physical1

Weight

Part A23 g

Part B16.7 g6.3 g lower

Performance2

Stall torque

Part A0.52 Nm0.13 Nm higher

Part B0.39 Nm

Maximum speed

Part A95 rpm

Part B114 rpm19 rpm higher

Electrical3

Nominal voltageUse-dependent

Part A5 V

Part B7.4 V

Minimum voltageUse-dependent

Part A3.7 V

Part B6 V

Maximum voltageUse-dependent

Part A6 V

Part B8.4 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 A180.62:1

Part B238:1

Control & communication3

Encoder

Part Aintegrated position sensor

Part Bintegrated position sensor

Communication interfacesUse-dependent

Part ARS485

Part BTTL

Control modes

Part Aposition;velocity;current/PWM;feedback

Part Bposition;velocity;current/PWM;feedback

Product sources

Product sources used by this comparison

ROBOTIS XC330-M181Open source ↗

ROBOTIS XL-320Open source ↗