Part comparison

DFRobot FireBeetle 2 ESP32-E vs DFRobot Romeo ESP32-S3 Robot Development Board

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

20 shared specs2 scored

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DFRobotDFRobot FireBeetle 2 ESP32-EDFR0654

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DFRobotDFRobot Romeo ESP32-S3 Robot Development BoardDFR0994

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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

20 specifications compared side by side.

DFRobot FireBeetle 2 ESP32-E / DFRobot Romeo ESP32-S3 Robot Development Board
Compare bySpecification	ADFRobotDFRobot FireBeetle 2 ESP32-E	BDFRobotDFRobot Romeo ESP32-S3 Robot Development Board
Electrical4
Nominal input voltage	5 V	5 V
Minimum input voltageUse-dependent	3.7 V	5 V
Maximum input voltageUse-dependent	5 V	24 V
Logic voltage	3.3 V	3.3 V
Control & communication16
Board kind	Main controller	Main controller
Board architecture	Standalone board	Standalone board
Primary applicationUse-dependent	IoT	robotics;fpv;ai
Processor vendor	Espressif	Espressif
ProcessorUse-dependent	ESP-WROOM-32E	ESP32-S3-WROOM-1U-N16R8
Processor architectureUse-dependent	Xtensa LX6 dual-core	Xtensa LX7 dual-core
Processor clock	240 MHz	240 MHz
Flash	4 MB	16 MB12 MB higher
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
ConnectorsUse-dependent	USB-C 5V; PH2.0 3.7-4.2V Li-ion; VCC 5V	Type-C 5V; VIN 7-24V; VM 5-24V; 5V rail max 2A
Wireless interfacesUse-dependent	Wi-Fi;Bluetooth 4.2	Wi-Fi;Bluetooth 5 LE
Communication interfacesUse-dependent	Wi-Fi;Bluetooth 4.2	Wi-Fi;Bluetooth 5 LE
Compute board kind	microcontroller	microcontroller
MicrocontrollerUse-dependent	ESP-WROOM-32E	ESP32-S3-WROOM-1U-N16R8
SoCUse-dependent	ESP-WROOM-32E	ESP32-S3-WROOM-1U-N16R8

ADFRobotDFRobot FireBeetle 2 ESP32-E

BDFRobotDFRobot Romeo ESP32-S3 Robot Development Board

Electrical4

Nominal input voltage

Part A5 V

Part B5 V

Minimum input voltageUse-dependent

Part A3.7 V

Part B5 V

Maximum input voltageUse-dependent

Part A5 V

Part B24 V

Logic voltage

Part A3.3 V

Part B3.3 V

Control & communication16

Board kind

Part AMain controller

Part BMain controller

Board architecture

Part AStandalone board

Part BStandalone board

Primary applicationUse-dependent

Part AIoT

Part Brobotics;fpv;ai

Processor vendor

Part AEspressif

Part BEspressif

ProcessorUse-dependent

Part AESP-WROOM-32E

Part BESP32-S3-WROOM-1U-N16R8

Processor architectureUse-dependent

Part AXtensa LX6 dual-core

Part BXtensa LX7 dual-core

Processor clock

Part A240 MHz

Part B240 MHz

Flash

Part A4 MB

Part B16 MB12 MB higher

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

ConnectorsUse-dependent

Part AUSB-C 5V; PH2.0 3.7-4.2V Li-ion; VCC 5V

Part BType-C 5V; VIN 7-24V; VM 5-24V; 5V rail max 2A

Wireless interfacesUse-dependent

Part AWi-Fi;Bluetooth 4.2

Part BWi-Fi;Bluetooth 5 LE

Communication interfacesUse-dependent

Part AWi-Fi;Bluetooth 4.2

Part BWi-Fi;Bluetooth 5 LE

Compute board kind

Part Amicrocontroller

Part Bmicrocontroller

MicrocontrollerUse-dependent

Part AESP-WROOM-32E

Part BESP32-S3-WROOM-1U-N16R8

SoCUse-dependent

Part AESP-WROOM-32E

Part BESP32-S3-WROOM-1U-N16R8

Product sources

Product sources used by this comparison

DFRobot FireBeetle 2 ESP32-EOpen source ↗

DFRobot Romeo ESP32-S3 Robot Development BoardOpen source ↗