Part comparison

Arduino Nano vs DFRobot FireBeetle ESP32 IoT Microcontroller

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

16 shared specs2 scored

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ArduinoArduino NanoA000005

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DFRobotDFRobot FireBeetle ESP32 IoT MicrocontrollerDFR0478

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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

16 specifications compared side by side.

Arduino Nano / DFRobot FireBeetle ESP32 IoT Microcontroller
Compare bySpecification	AArduinoArduino Nano	BDFRobotDFRobot FireBeetle ESP32 IoT Microcontroller
Electrical3
Minimum input voltageUse-dependent	7 V	3.3 V
Maximum input voltageUse-dependent	12 V	5 V
Logic voltageUse-dependent	5 V	3.3 V
Control & communication13
Board kind	Main controller	Main controller
Board architecture	Standalone board	Standalone board
Primary applicationUse-dependent	embedded_control;robotics	IoT
Processor vendorUse-dependent	Microchip	Espressif
ProcessorUse-dependent	ATmega328	ESP-WROOM-32
Processor architectureUse-dependent	AVR	Xtensa LX6 dual-core
Processor clock	16 MHz	240 MHz224 MHz higher
Flash	0.032 MB	16 MB15.968 MB higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
Communication interfacesUse-dependent	I2C	Wi-Fi;Bluetooth 4.2
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	ATmega328	ESP-WROOM-32

AArduinoArduino Nano

BDFRobotDFRobot FireBeetle ESP32 IoT Microcontroller

Electrical3

Minimum input voltageUse-dependent

Part A7 V

Part B3.3 V

Maximum input voltageUse-dependent

Part A12 V

Part B5 V

Logic voltageUse-dependent

Part A5 V

Part B3.3 V

Control & communication13

Board kind

Part AMain controller

Part BMain controller

Board architecture

Part AStandalone board

Part BStandalone board

Primary applicationUse-dependent

Part Aembedded_control;robotics

Part BIoT

Processor vendorUse-dependent

Part AMicrochip

Part BEspressif

ProcessorUse-dependent

Part AATmega328

Part BESP-WROOM-32

Processor architectureUse-dependent

Part AAVR

Part BXtensa LX6 dual-core

Processor clock

Part A16 MHz

Part B240 MHz224 MHz higher

Flash

Part A0.032 MB

Part B16 MB15.968 MB higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

Communication interfacesUse-dependent

Part AI2C

Part BWi-Fi;Bluetooth 4.2

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AATmega328

Part BESP-WROOM-32

Product sources

Product sources used by this comparison

Arduino NanoOpen source ↗

DFRobot FireBeetle ESP32 IoT MicrocontrollerOpen source ↗