Part comparison

Arduino Nano ESP32 vs DFRobot FireBeetle 2 ESP32-E

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

15 shared specs2 scored

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ArduinoArduino Nano ESP32ABX00092

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DFRobotDFRobot FireBeetle 2 ESP32-EDFR0654

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Directional spec summary

Counts across 2 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 ESP32 / DFRobot FireBeetle 2 ESP32-E
Compare bySpecification	AArduinoArduino Nano ESP32	BDFRobotDFRobot FireBeetle 2 ESP32-E
Electrical1
Logic voltage	3.3 V	3.3 V
Control & communication14
Board kind	Main controller	Main controller
Board architectureUse-dependent	Microcontroller board	Standalone board
Primary applicationUse-dependent	education;robotics;wireless_embedded_control	IoT
Processor vendorUse-dependent	Espressif;u-blox	Espressif
ProcessorUse-dependent	NORA-W106 (ESP32-S3)	ESP-WROOM-32E
Processor architectureUse-dependent	Xtensa LX7	Xtensa LX6 dual-core
Processor clock	240 MHz	240 MHz
Flash	16 MB12 MB higher	4 MB
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
Wireless interfacesUse-dependent	Wi-Fi;Bluetooth	Wi-Fi;Bluetooth 4.2
Communication interfacesUse-dependent	Wi-Fi;Bluetooth;UART;I2C;USB	Wi-Fi;Bluetooth 4.2
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	NORA-W106 (ESP32-S3)	ESP-WROOM-32E

AArduinoArduino Nano ESP32

BDFRobotDFRobot FireBeetle 2 ESP32-E

Electrical1

Logic voltage

Part A3.3 V

Part B3.3 V

Control & communication14

Board kind

Part AMain controller

Part BMain controller

Board architectureUse-dependent

Part AMicrocontroller board

Part BStandalone board

Primary applicationUse-dependent

Part Aeducation;robotics;wireless_embedded_control

Part BIoT

Processor vendorUse-dependent

Part AEspressif;u-blox

Part BEspressif

ProcessorUse-dependent

Part ANORA-W106 (ESP32-S3)

Part BESP-WROOM-32E

Processor architectureUse-dependent

Part AXtensa LX7

Part BXtensa LX6 dual-core

Processor clock

Part A240 MHz

Part B240 MHz

Flash

Part A16 MB12 MB higher

Part B4 MB

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

Wireless interfacesUse-dependent

Part AWi-Fi;Bluetooth

Part BWi-Fi;Bluetooth 4.2

Communication interfacesUse-dependent

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

Part BWi-Fi;Bluetooth 4.2

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part ANORA-W106 (ESP32-S3)

Part BESP-WROOM-32E

Product sources

Product sources used by this comparison

Arduino Nano ESP32Open source ↗

DFRobot FireBeetle 2 ESP32-EOpen source ↗