Part comparison

DFRobot Romeo BLE Control Board for Robot vs DFRobot Romeo Robot Control Board with Motor Driver

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

12 shared specs2 scored

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DFRobotDFRobot Romeo BLE Control Board for RobotDFR0305

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DFRobotDFRobot Romeo Robot Control Board with Motor DriverDFR0004

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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

12 specifications compared side by side.

DFRobot Romeo BLE Control Board for Robot / DFRobot Romeo Robot Control Board with Motor Driver
Compare bySpecification	ADFRobotDFRobot Romeo BLE Control Board for Robot	BDFRobotDFRobot Romeo Robot Control Board with Motor Driver
Electrical3
Minimum input voltageUse-dependent	5 V	7 V
Maximum input voltageUse-dependent	23 V	12 V
Peak output current / channel	2 A	2 A
Control & communication9
Board kind	Integrated controller driver	Integrated controller driver
Board architecture	Standalone board	Standalone board
Primary applicationUse-dependent	integrated_controller_driver;brushed_dc;bluetooth;robotics	integrated_controller_driver;brushed_dc;arduino_compatible;robotics
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
ConnectorsUse-dependent	USB or DC2.1 external power; 5V/3.3V DC output	USB or external DC supply; 5V/3.3V DC output; external power output
Control modes	pwm	pwm
Motor drive	Brushed DC	Brushed DC
Motor channels	2	2

ADFRobotDFRobot Romeo BLE Control Board for Robot

BDFRobotDFRobot Romeo Robot Control Board with Motor Driver

Electrical3

Minimum input voltageUse-dependent

Part A5 V

Part B7 V

Maximum input voltageUse-dependent

Part A23 V

Part B12 V

Peak output current / channel

Part A2 A

Part B2 A

Control & communication9

Board kind

Part AIntegrated controller driver

Part BIntegrated controller driver

Board architecture

Part AStandalone board

Part BStandalone board

Primary applicationUse-dependent

Part Aintegrated_controller_driver;brushed_dc;bluetooth;robotics

Part Bintegrated_controller_driver;brushed_dc;arduino_compatible;robotics

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

ConnectorsUse-dependent

Part AUSB or DC2.1 external power; 5V/3.3V DC output

Part BUSB or external DC supply; 5V/3.3V DC output; external power output

Control modes

Part Apwm

Part Bpwm

Motor drive

Part ABrushed DC

Part BBrushed DC

Motor channels

Part A2

Part B2

Product sources

Product sources used by this comparison

DFRobot Romeo BLE Control Board for RobotOpen source ↗

DFRobot Romeo Robot Control Board with Motor DriverOpen source ↗