Part comparison

Arduino Nano 33 BLE Rev2 vs Espressif ESP32-C3-DevKitC-02

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

16 shared specs3 scored

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ArduinoArduino Nano 33 BLE Rev2ABX00071

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

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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

16 specifications compared side by side.

Arduino Nano 33 BLE Rev2 / Espressif ESP32-C3-DevKitC-02
Compare bySpecification	AArduinoArduino Nano 33 BLE Rev2	BEspressifEspressif ESP32-C3-DevKitC-02
Electrical1
Logic voltage	3.3 V	3.3 V
Control & communication15
Board kind	Main controller	Main controller
Board architectureUse-dependent	Standalone board	Microcontroller board
Primary applicationUse-dependent	embedded_control;wearable;mobile_robot	robotics;embedded_control
Processor vendorUse-dependent	Nordic Semiconductor	Espressif
ProcessorUse-dependent	nRF52840	ESP32-C3-WROOM-02;ESP32-C3-WROOM-02U
Processor architectureUse-dependent	Arm Cortex-M4	RISC-V
Processor cores	1	1
Processor clock	64 MHz	160 MHz96 MHz higher
Flash	1 MB	4 MB3 MB higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
Wireless interfacesUse-dependent	Bluetooth LE	Wi-Fi;Bluetooth LE
Communication interfacesUse-dependent	UART;I2C;SPI;Bluetooth LE	Wi-Fi;Bluetooth LE;USB;GPIO
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	nRF52840	ESP32-C3-WROOM-02;ESP32-C3-WROOM-02U

AArduinoArduino Nano 33 BLE Rev2

BEspressifEspressif ESP32-C3-DevKitC-02

Electrical1

Logic voltage

Part A3.3 V

Part B3.3 V

Control & communication15

Board kind

Part AMain controller

Part BMain controller

Board architectureUse-dependent

Part AStandalone board

Part BMicrocontroller board

Primary applicationUse-dependent

Part Aembedded_control;wearable;mobile_robot

Part Brobotics;embedded_control

Processor vendorUse-dependent

Part ANordic Semiconductor

Part BEspressif

ProcessorUse-dependent

Part AnRF52840

Part BESP32-C3-WROOM-02;ESP32-C3-WROOM-02U

Processor architectureUse-dependent

Part AArm Cortex-M4

Part BRISC-V

Processor cores

Part A1

Part B1

Processor clock

Part A64 MHz

Part B160 MHz96 MHz higher

Flash

Part A1 MB

Part B4 MB3 MB higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

Wireless interfacesUse-dependent

Part ABluetooth LE

Part BWi-Fi;Bluetooth LE

Communication interfacesUse-dependent

Part AUART;I2C;SPI;Bluetooth LE

Part BWi-Fi;Bluetooth LE;USB;GPIO

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AnRF52840

Part BESP32-C3-WROOM-02;ESP32-C3-WROOM-02U

Product sources

Product sources used by this comparison

Arduino Nano 33 BLE Rev2Open source ↗

Espressif ESP32-C3-DevKitC-02Open source ↗