Part comparison

Espressif ESP32-C3-DevKitC-02 vs ROBOTIS OpenCR1.0

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

17 shared specs3 scored

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EspressifEspressif ESP32-C3-DevKitC-02ESP32-C3-DevKitC-02

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ROBOTISROBOTIS OpenCR1.0OpenCR1.0

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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

17 specifications compared side by side.

Espressif ESP32-C3-DevKitC-02 / ROBOTIS OpenCR1.0
Compare bySpecification	AEspressifEspressif ESP32-C3-DevKitC-02	BROBOTISROBOTIS OpenCR1.0
Electrical2
Nominal input voltageUse-dependent	5 V	12 V
Logic voltage	3.3 V	3.3 V
Control & communication15
Board kind	Main controller	Main controller
Board architectureUse-dependent	Microcontroller board	microcontroller
Primary applicationUse-dependent	robotics;embedded_control	dynamixel;ROS;robot_control
Processor vendorUse-dependent	Espressif	STMicroelectronics
ProcessorUse-dependent	ESP32-C3-WROOM-02;ESP32-C3-WROOM-02U	STM32F746ZGT6
Processor architectureUse-dependent	RISC-V	ARM Cortex-M7
Processor cores	1	1
Processor clock	160 MHz	216 MHz56 MHz higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
ConnectorsUse-dependent	USB default power; 5V/GND header; 3V3/GND header	USB VBUS; battery/SMPS; RTC battery; DYNAMIXEL/5V/3.3V output ports
USB interfaces	1	1
Communication interfacesUse-dependent	Wi-Fi;Bluetooth LE;USB;GPIO	USB;TTL;RS485;UART;CAN;I2C;SPI;GPIO;DYNAMIXEL
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	ESP32-C3-WROOM-02;ESP32-C3-WROOM-02U	STM32F746ZGT6

AEspressifEspressif ESP32-C3-DevKitC-02

BROBOTISROBOTIS OpenCR1.0

Electrical2

Nominal input voltageUse-dependent

Part A5 V

Part B12 V

Logic voltage

Part A3.3 V

Part B3.3 V

Control & communication15

Board kind

Part AMain controller

Part BMain controller

Board architectureUse-dependent

Part AMicrocontroller board

Part Bmicrocontroller

Primary applicationUse-dependent

Part Arobotics;embedded_control

Part Bdynamixel;ROS;robot_control

Processor vendorUse-dependent

Part AEspressif

Part BSTMicroelectronics

ProcessorUse-dependent

Part AESP32-C3-WROOM-02;ESP32-C3-WROOM-02U

Part BSTM32F746ZGT6

Processor architectureUse-dependent

Part ARISC-V

Part BARM Cortex-M7

Processor cores

Part A1

Part B1

Processor clock

Part A160 MHz

Part B216 MHz56 MHz higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

ConnectorsUse-dependent

Part AUSB default power; 5V/GND header; 3V3/GND header

Part BUSB VBUS; battery/SMPS; RTC battery; DYNAMIXEL/5V/3.3V output ports

USB interfaces

Part A1

Part B1

Communication interfacesUse-dependent

Part AWi-Fi;Bluetooth LE;USB;GPIO

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

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AESP32-C3-WROOM-02;ESP32-C3-WROOM-02U

Part BSTM32F746ZGT6

Product sources

Product sources used by this comparison

Espressif ESP32-C3-DevKitC-02Open source ↗

ROBOTIS OpenCR1.0Open source ↗