Part comparison

Arduino UNO R4 Minima vs Arduino Nano 33 BLE Sense Rev2

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

18 shared specs5 scored

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ArduinoArduino UNO R4 MinimaABX00080

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ArduinoArduino Nano 33 BLE Sense Rev2ABX00069

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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

18 specifications compared side by side.

Arduino UNO R4 Minima / Arduino Nano 33 BLE Sense Rev2
Compare bySpecification	AArduinoArduino UNO R4 Minima	BArduinoArduino Nano 33 BLE Sense Rev2
Electrical2
Maximum input voltageUse-dependent	24 V	21 V
Logic voltageUse-dependent	5 V	3.3 V
Control & communication16
Board kind	Main controller	Main controller
Board architectureUse-dependent	Microcontroller board	Standalone board
Primary applicationUse-dependent	education;robotics;embedded_control	embedded_control;wearable;mobile_robot;edge_ai
Processor vendorUse-dependent	Renesas	Nordic Semiconductor
ProcessorUse-dependent	RA4M1	nRF52840
Processor architectureUse-dependent	ARM Cortex-M4	Arm Cortex-M4F
Processor clock	48 MHz	64 MHz16 MHz higher
RAM	0.0313 MB	0.25 MB0.2188 MB higher
Flash	0.25 MB	1 MB0.75 MB higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
UART interfaces	1	1
GPIO	14	14
Communication interfacesUse-dependent	UART;I2C;SPI;USB	UART;I2C;SPI;Bluetooth LE
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	RA4M1	nRF52840

AArduinoArduino UNO R4 Minima

BArduinoArduino Nano 33 BLE Sense Rev2

Electrical2

Maximum input voltageUse-dependent

Part A24 V

Part B21 V

Logic voltageUse-dependent

Part A5 V

Part B3.3 V

Control & communication16

Board kind

Part AMain controller

Part BMain controller

Board architectureUse-dependent

Part AMicrocontroller board

Part BStandalone board

Primary applicationUse-dependent

Part Aeducation;robotics;embedded_control

Part Bembedded_control;wearable;mobile_robot;edge_ai

Processor vendorUse-dependent

Part ARenesas

Part BNordic Semiconductor

ProcessorUse-dependent

Part ARA4M1

Part BnRF52840

Processor architectureUse-dependent

Part AARM Cortex-M4

Part BArm Cortex-M4F

Processor clock

Part A48 MHz

Part B64 MHz16 MHz higher

RAM

Part A0.0313 MB

Part B0.25 MB0.2188 MB higher

Flash

Part A0.25 MB

Part B1 MB0.75 MB higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

UART interfaces

Part A1

Part B1

GPIO

Part A14

Part B14

Communication interfacesUse-dependent

Part AUART;I2C;SPI;USB

Part BUART;I2C;SPI;Bluetooth LE

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part ARA4M1

Part BnRF52840

Product sources

Product sources used by this comparison

Arduino UNO R4 MinimaOpen source ↗

Arduino Nano 33 BLE Sense Rev2Open source ↗