Part comparison

mjbots qdd100 beta 3 vs RobStride 04 standard

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

10 shared specs1 scored

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mjbotsmjbots qdd100 beta 3qdd100 beta 3

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RobStrideRobStride 04 standard04

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Directional spec summary

Counts across 1 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.

mjbots qdd100 beta 3 / RobStride 04 standard
Compare bySpecification	Amjbotsmjbots qdd100 beta 3	BRobStrideRobStride 04 standard
Performance1
Peak torque	16 Nm	120 Nm104 Nm higher
Electrical1
Nominal voltageUse-dependent	24 V	48 V
Mechanical & integration6
Motor kind	QDD actuator	QDD actuator
Drive principle	BLDC/PMSM	BLDC/PMSM
Architecture	Integrated motor reducer driver	Integrated motor reducer driver
QDD	Yes	Yes
Backdrivable	Yes	Yes
Integrated driver	Yes	Yes
Control & communication2
Communication interfaces	CAN	CAN
Control modes	position;velocity;torque	position;velocity;torque

Amjbotsmjbots qdd100 beta 3

BRobStrideRobStride 04 standard

Performance1

Peak torque

Part A16 Nm

Part B120 Nm104 Nm higher

Electrical1

Nominal voltageUse-dependent

Part A24 V

Part B48 V

Mechanical & integration6

Motor kind

Part AQDD actuator

Part BQDD actuator

Drive principle

Part ABLDC/PMSM

Part BBLDC/PMSM

Architecture

Part AIntegrated motor reducer driver

Part BIntegrated motor reducer driver

QDD

Part AYes

Part BYes

Backdrivable

Part AYes

Part BYes

Integrated driver

Part AYes

Part BYes

Control & communication2

Communication interfaces

Part ACAN

Part BCAN

Control modes

Part Aposition;velocity;torque

Part Bposition;velocity;torque

Product sources

Product sources used by this comparison

mjbots qdd100 beta 3Open source ↗

RobStride 04 standardOpen source ↗