Part comparison

Arduino Nano 33 BLE vs Arduino Nano ESP32

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

16 shared specs3 scored

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ArduinoArduino Nano 33 BLEABX00030

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ArduinoArduino Nano ESP32ABX00092

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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 / Arduino Nano ESP32
Compare bySpecification	AArduinoArduino Nano 33 BLE	BArduinoArduino Nano ESP32
Physical2
Length	45 mm	45 mm
Width	18 mm	18 mm
Electrical1
Logic voltage	3.3 V	3.3 V
Control & communication13
Board kind	Main controller	Main controller
Board architecture	Microcontroller board	Microcontroller board
Primary applicationUse-dependent	education;robotics;embedded_control	education;robotics;wireless_embedded_control
Processor vendorUse-dependent	Nordic Semiconductor	Espressif;u-blox
ProcessorUse-dependent	nRF52840	NORA-W106 (ESP32-S3)
Processor architectureUse-dependent	ARM Cortex-M4	Xtensa LX7
Processor clock	64 MHz	240 MHz176 MHz higher
Flash	1 MB	16 MB15 MB higher
USB interfaces	1	1
Wireless interfacesUse-dependent	Bluetooth;Bluetooth LE	Wi-Fi;Bluetooth
Communication interfacesUse-dependent	Bluetooth;Bluetooth LE;USB;GPIO	Wi-Fi;Bluetooth;UART;I2C;USB
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	nRF52840	NORA-W106 (ESP32-S3)

AArduinoArduino Nano 33 BLE

BArduinoArduino Nano ESP32

Physical2

Length

Part A45 mm

Part B45 mm

Width

Part A18 mm

Part B18 mm

Electrical1

Logic voltage

Part A3.3 V

Part B3.3 V

Control & communication13

Board kind

Part AMain controller

Part BMain controller

Board architecture

Part AMicrocontroller board

Part BMicrocontroller board

Primary applicationUse-dependent

Part Aeducation;robotics;embedded_control

Part Beducation;robotics;wireless_embedded_control

Processor vendorUse-dependent

Part ANordic Semiconductor

Part BEspressif;u-blox

ProcessorUse-dependent

Part AnRF52840

Part BNORA-W106 (ESP32-S3)

Processor architectureUse-dependent

Part AARM Cortex-M4

Part BXtensa LX7

Processor clock

Part A64 MHz

Part B240 MHz176 MHz higher

Flash

Part A1 MB

Part B16 MB15 MB higher

USB interfaces

Part A1

Part B1

Wireless interfacesUse-dependent

Part ABluetooth;Bluetooth LE

Part BWi-Fi;Bluetooth

Communication interfacesUse-dependent

Part ABluetooth;Bluetooth LE;USB;GPIO

Part BWi-Fi;Bluetooth;UART;I2C;USB

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AnRF52840

Part BNORA-W106 (ESP32-S3)

Product sources

Product sources used by this comparison

Arduino Nano 33 BLEOpen source ↗

Arduino Nano ESP32Open source ↗