Part comparison

Arduino Nano R4 vs ROBOTIS OpenCR1.0

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

17 shared specs5 scored

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ArduinoArduino Nano R4ABX00142

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ROBOTISROBOTIS OpenCR1.0OpenCR1.0

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Directional spec summary

Counts across 5 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

17 specifications compared side by side.

Arduino Nano R4 / ROBOTIS OpenCR1.0
Compare bySpecification	AArduinoArduino Nano R4	BROBOTISROBOTIS OpenCR1.0
Electrical1
Logic voltageUse-dependent	5 V	3.3 V
Control & communication16
Board kind	Main controller	Main controller
Board architectureUse-dependent	Standalone board	microcontroller
Primary applicationUse-dependent	embedded_control;industrial_automation;robotics	dynamixel;ROS;robot_control
Processor vendorUse-dependent	Renesas	STMicroelectronics
ProcessorUse-dependent	RA4M1	STM32F746ZGT6
Processor architectureUse-dependent	Arm Cortex-M4	ARM Cortex-M7
Processor cores	1	1
Processor clock	48 MHz	216 MHz168 MHz higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
CAN interfaces	1	1
I2C interfaces	1	1
USB interfaces	1	1
Communication interfacesUse-dependent	CAN (external transceiver required);I2C;USB-C	USB;TTL;RS485;UART;CAN;I2C;SPI;GPIO;DYNAMIXEL
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	RA4M1	STM32F746ZGT6

AArduinoArduino Nano R4

BROBOTISROBOTIS OpenCR1.0

Electrical1

Logic voltageUse-dependent

Part A5 V

Part B3.3 V

Control & communication16

Board kind

Part AMain controller

Part BMain controller

Board architectureUse-dependent

Part AStandalone board

Part Bmicrocontroller

Primary applicationUse-dependent

Part Aembedded_control;industrial_automation;robotics

Part Bdynamixel;ROS;robot_control

Processor vendorUse-dependent

Part ARenesas

Part BSTMicroelectronics

ProcessorUse-dependent

Part ARA4M1

Part BSTM32F746ZGT6

Processor architectureUse-dependent

Part AArm Cortex-M4

Part BARM Cortex-M7

Processor cores

Part A1

Part B1

Processor clock

Part A48 MHz

Part B216 MHz168 MHz higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

CAN interfaces

Part A1

Part B1

I2C interfaces

Part A1

Part B1

USB interfaces

Part A1

Part B1

Communication interfacesUse-dependent

Part ACAN (external transceiver required);I2C;USB-C

Part BUSB;TTL;RS485;UART;CAN;I2C;SPI;GPIO;DYNAMIXEL

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part ARA4M1

Part BSTM32F746ZGT6

Product sources

Product sources used by this comparison

Arduino Nano R4Open source ↗

ROBOTIS OpenCR1.0Open source ↗