Part comparison

Arduino Nano 33 BLE Rev2 vs Arduino Nano R4

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

15 shared specs3 scored

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ArduinoArduino Nano 33 BLE Rev2ABX00071

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ArduinoArduino Nano R4ABX00142

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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

15 specifications compared side by side.

Arduino Nano 33 BLE Rev2 / Arduino Nano R4
Compare bySpecification	AArduinoArduino Nano 33 BLE Rev2	BArduinoArduino Nano R4
Electrical1
Logic voltageUse-dependent	3.3 V	5 V
Control & communication14
Board kind	Main controller	Main controller
Board architecture	Standalone board	Standalone board
Primary applicationUse-dependent	embedded_control;wearable;mobile_robot	embedded_control;industrial_automation;robotics
Processor vendorUse-dependent	Nordic Semiconductor	Renesas
ProcessorUse-dependent	nRF52840	RA4M1
Processor architecture	Arm Cortex-M4	Arm Cortex-M4
Processor cores	1	1
Processor clock	64 MHz16 MHz higher	48 MHz
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
I2C interfaces	1	1
Communication interfacesUse-dependent	UART;I2C;SPI;Bluetooth LE	CAN (external transceiver required);I2C;USB-C
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	nRF52840	RA4M1

AArduinoArduino Nano 33 BLE Rev2

BArduinoArduino Nano R4

Electrical1

Logic voltageUse-dependent

Part A3.3 V

Part B5 V

Control & communication14

Board kind

Part AMain controller

Part BMain controller

Board architecture

Part AStandalone board

Part BStandalone board

Primary applicationUse-dependent

Part Aembedded_control;wearable;mobile_robot

Part Bembedded_control;industrial_automation;robotics

Processor vendorUse-dependent

Part ANordic Semiconductor

Part BRenesas

ProcessorUse-dependent

Part AnRF52840

Part BRA4M1

Processor architecture

Part AArm Cortex-M4

Part BArm Cortex-M4

Processor cores

Part A1

Part B1

Processor clock

Part A64 MHz16 MHz higher

Part B48 MHz

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

I2C interfaces

Part A1

Part B1

Communication interfacesUse-dependent

Part AUART;I2C;SPI;Bluetooth LE

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

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AnRF52840

Part BRA4M1

Product sources

Product sources used by this comparison

Arduino Nano 33 BLE Rev2Open source ↗

Arduino Nano R4Open source ↗