10 Best Arduino Uno R4 Wifi Abx00087 of 2025

Tested and Reviewed: Top 10 Arduino Uno R4 Wifi Abx00087 deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Arduino

Arduino UNO R4 WiFi [ABX00087] - Renesas RA4M1 + ESP32-S3, Wi-Fi, Bluetooth, USB-C, CAN, 12-bit DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix for Advanced IoT & Embedded Projects

Free Shipping

Editor's bottom line:

“This arduino uno r4 wifi abx00087 is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Dual-Core Processing with Renesas RA4M1 and ESP32-S3: The Arduino UNO R4 WiFi combines the Renesas RA4M1 microcontroller (ARM Cortex-M4) and the ESP32-S3 Wi-Fi/Bluetooth chip, delivering powerful dual-core processing capabilities. This combination offers flexibility for a wide range of projects, from high-speed communications and wireless control to real-time data processing and edge AI applications.
Comprehensive Wireless Connectivity: Equipped with Wi-Fi and Bluetooth 5.0, the UNO R4 WiFi ensures robust wireless communication for IoT projects, remote sensors, smart devices, and wireless control applications. Whether connecting to the cloud, other devices, or local networks, the board offers stable and high-speed wireless connectivity for seamless operation.
Modern USB-C, CAN, & Qwiic Connector: The USB-C port enables efficient power delivery and fast programming, improving ease of use compared to traditional USB connections. The Controller Area Network (CAN) support allows for reliable, real-time communication in industrial, automotive, or robotic systems. Additionally, the Qwiic Connector makes it easy to add I2C sensors and peripherals, simplifying the connection process and reducing the need for complex wiring.
High-Precision 12-bit DAC & OP-AMP: For projects that require high-quality analog output, the 12-bit DAC (Digital-to-Analog Converter) and integrated operational amplifier (OP-AMP) provide precise analog signal generation and amplification. This feature is ideal for audio projects, sensor interfacing, or applications where analog signal control and processing are necessary.
Integrated 12x8 LED Matrix: The UNO R4 WiFi includes a built-in 12x8 LED Matrix, enabling users to display dynamic visuals, messages, or real-time data on the board itself. This makes it perfect for projects that require immediate visual feedback, such as status indicators, event displays, or interactive user interfaces.

Show Price

Picked by 397 people today

9.5

LUIRSAY

UNO R4 WiFi Board [ABX00087] – Dual-Core Microcontroller, Wi-Fi & Bluetooth, USB-C, CAN, 12-bit DAC, OP-AMP, Qwiic Connector, LED Matrix for IoT & Embedded Projects, Compatible with Arduino IDE

Free Shipping

Main Highlights

Dual-Core Power for Advanced Projects: The UNO R4 WiFi Board features the Renesas RA4M1 microcontroller combined with ESP32-S3, providing dual-core performance for real-time processing, wireless control, IoT applications, and edge AI projects.
Seamless Wireless Connectivity: Integrated Wi-Fi and Bluetooth 5.0 enable reliable wireless communication for IoT devices, remote sensors, smart home automation, and industrial projects, ensuring stable connections to the cloud, networks, and other devices.
Modern Interfaces and Expandability: USB-C port allows fast programming and efficient power delivery. The CAN interface supports real-time communication in robotics, automotive, and industrial systems, while the Qwiic connector simplifies integration of I2C sensors and peripherals.
High-Precision Analog Control: Equipped with a 12-bit DAC and built-in operational amplifier (OP-AMP), the UNO R4 WiFi Board delivers accurate analog signal generation and amplification, perfect for audio projects, sensor interfacing, and analog signal processing.
Built-in 12x8 LED Matrix for Visualization: The onboard 12x8 LED matrix enables immediate visual feedback, making it ideal for displaying dynamic data, messages, interactive user interfaces, status indicators, or real-time project monitoring.

Show Price

9.5

Arduino

Arduino UNO R4 Minima [ABX00080]

Free Shipping

Main Highlights

New Arduino Uno R4 Minima
Next generation of Arduino Uno family

Show Price

9.2

SunFounder

SunFounder Elite Explorer Kit with Original Arduino Uno R4 WiFi, RoHS Compliant, Bluetooth IoT ESP32 IIC LCD1602 OLED, Super Starter Kit, Online Tutorials & Video Courses for Beginners & Engineers

Free Shipping

Main Highlights

All-in-One Starter Kit for Arduino Beginners: The Kit features the original Arduino Uno R4 WiFi board, 300+ high-quality components, and 60+ free video lessons co-created with educator Paul McWhorter. With over 50 projects (30 basic, 13 fun, and 8 IoT), it's perfect for beginners aged 8+ to explore Arduino. Certified RoHS compliant, it ensures safety and quality for all learners.
Powerful Arduino Uno R4 WiFi Board: Upgraded from the Arduino Uno R3, the Arduino Uno R4 WiFi features a 32-bit processor, more memory, and built-in WiFi and Bluetooth, enabling connection to third-party apps for more interactive and practical projects.
300+ Components for Endless Possibilities: With 300+ components and sensors plus a rechargeable battery module, this kit is perfect for portable projects. It features step-by-step tutorials, open-source code, and compatibility with other Arduino boards like Uno R3 and Nano, offering endless customization and learning opportunities.
Engaging Projects for Every Skill Level: Featuring 50 projects (30 basic, 13 fun, 8 IoT) with IoT app integration like Arduino IoT Cloud , this kit supports Arduino C++ programming, making it perfect for students, teachers, and engineers to learn, code, and create at any skill level.
Dedicated Support for Beginners: Alongside online resources and video tutorials, SunFounder provides technical support and troubleshooting forums to help beginners solve programming challenges with ease.

Show Price

9.0

Arduino

Arduino Starter Kit R4 [K000007_R4] – Learn Electronics and Coding with The UNO R4 WiFi Board, 13 Guided Projects in a Printed Book + Growing Resources Online, Official Certification Voucher

Free Shipping

Main Highlights

LEARN ELECTRONICS AND CODING FROM SCRATCH: Start your maker journey or enhance classroom learning with the Arduino Starter Kit R4 no prior experience required. Includes a printed project book and all components for 13 hands-on tutorials, as well as access to a growing repository of projects that will be added over time.
POWERED BY THE ARDUINO UNO R4 WIFI BOARD: Discover modern connectivity and performance with the Arduino UNO R4 WiFi, featuring built-in Wi-Fi and Bluetooth and full compatibility with the Arduino ecosystem.
CERTIFICATION VOUCHER INCLUDED: Once youve mastered sensors, motors, displays, and logic through the projects, take the official Arduino Fundamentals certification exam with the voucher that comes with your kit.
BONUS DIGITAL RESOURCES: Register your kit online to unlock extra projects, multilingual lessons (Italian, German, French), and exclusive online content designed by the Arduino team.
DESIGNED FOR LEARNING AND TEACHING: Ideal for classrooms, labs, or self-learners. Combine hands-on experiments with clear explanations and an AI coding assistant to support you as you grow.

Show Price

8.8

GeeekPi

GeeekPi Matel Case for Arduino UNO R4 WiFi, with UNO R4 WiFi Board, LEDs, Jumper Wire, Breadboard and Resistor

Free Shipping

Main Highlights

Starter Kit for Arduino UNO R4 WiFi is an entry-level set designed to introduce students to the world of Arduino development boards.
This kit includes a UNO R4 WiFi board, a metal case, an acrylic cover, and an LED light package. It also contains jumper wires and a breadboard, which are essential for prototyping and experimenting with various electronic components.
Metal Case and Acrylic Cover - Provides protection and a polished look to the board.
LED Light Package - Includes a variety of LEDs for learning and experimenting with lighting and indicators.
Jumper Wires and Breadboard - Essential tools for connecting components in a circuit without soldering.
WiFi Connectivity - The board features an ESP32-S3 module for Wi-Fi and Bluetooth connectivity, enabling IoT projects.

Show Price

8.6

Arduino

Modulino Kitchen Timer Bundle - Compatible with Arduino UNO R4 WiFi, Includes Knob, Buzzer, Pixels, Distance Sensor

Free Shipping

Main Highlights

To access step-by-step documentation, go to Arduino Project Hub and search for Modulino Kitchen Timer
Modular design: Snap together nodes for quick setup with Arduino Nano R4 with Headers
Easy time setting: Use the Modulino Knob to set and control your countdown
Touchless control: Start/pause timer with hand gestures via Distance sensor
Visual feedback: Modulino Pixels display countdown progress in real time
Audible alert: Buzzer sounds when timer ends - perfect for kitchen use

Show Price

8.3

DIYables

DIYables STEM V4 IoT Development Board, Compatible with Arduino Uno R4 WiFi, RA4M1 32-Bit, with Wi-Fi & Bluetooth, for Learning, Prototyping, Education, with Tutorials

Free Shipping

Main Highlights

FULLY COMPATIBLE WITH ARDUINO UNO R4 WIFI The DIYables STEM V4 development board works seamlessly with the Arduino IDE for coding, uploading, and debugging. Perfect drop-in replacement for Uno R4 WiFi projects.
DESIGNED FOR STEM EDUCATION & PROTOTYPING Ideal for students, makers, engineers, and educators to learn electronics, IoT, wireless communication, and embedded systems. Excellent for classrooms, labs, and DIY projects.
32-BIT PERFORMANCE WITH WI-FI & BLUETOOTH Powered by the RA4M1 32-bit ARM Cortex-M4 processor and ESP32-S3 coprocessor, enabling wireless connectivity for IoT, remote control, data logging, and automation projects.
USB-C CABLE INCLUDED Ready to use out of the box. Reliable USB-C power and programming connection ensures a smooth setup experience.
TUTORIALS & LEARNING RESOURCES Step-by-step online guides available (search DIYables STEM V4 IoT) for quick learning. NOT A CONSUMER PRODUCT for educational, prototyping, and engineering use only.

Show Price

8.1

GeeekPi

GeeekPi Starter Kit for Arduino UNO R4 WiFi, UNO R4 WiFi Board with Tutorial for Programming & 78PCS Components for Beginners & Engineers

Free Shipping

Main Highlights

The kit contains an UNO R4 WiFi board and various electronic components suitable for beginners.
Features a 32-bit microcontroller RA4M1 and an ESP32 module for Wi-Fi and Bluetooth connectivity, along with a 12x8 LED matrix and other capabilities.

Show Price

8.1

UNIT ELECTRONICS

Arduino Arduino Uno R4 Minima - Genuine Microcontroller

Free Shipping

Main Highlights

Design Level: Beginner
Family: 32-Bit Renesas
Processor: Arm Cortex-M4 microprocessor with FPU
Number of I/Os: 20
PWM Channels: 6

Show Price

Our Best Overall Choice

Best Choice

9.7

Arduino

Arduino UNO R4 WiFi [ABX00087] - Renesas RA4M1 + ESP32-S3, Wi-Fi, Bluetooth, USB-C, CAN, 12-bit DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix for Advanced IoT & Embedded Projects

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Dual-Core Processing with Renesas RA4M1 and ESP32-S3: The Arduino UNO R4 WiFi combines the Renesas RA4M1 microcontroller (ARM Cortex-M4) and the ESP32-S3 Wi-Fi/Bluetooth chip, delivering powerful dual-core processing capabilities. This combination offers flexibility for a wide range of projects, from high-speed communications and wireless control to real-time data processing and edge AI applications.
Comprehensive Wireless Connectivity: Equipped with Wi-Fi and Bluetooth 5.0, the UNO R4 WiFi ensures robust wireless communication for IoT projects, remote sensors, smart devices, and wireless control applications. Whether connecting to the cloud, other devices, or local networks, the board offers stable and high-speed wireless connectivity for seamless operation.
Modern USB-C, CAN, & Qwiic Connector: The USB-C port enables efficient power delivery and fast programming, improving ease of use compared to traditional USB connections. The Controller Area Network (CAN) support allows for reliable, real-time communication in industrial, automotive, or robotic systems. Additionally, the Qwiic Connector makes it easy to add I2C sensors and peripherals, simplifying the connection process and reducing the need for complex wiring.
High-Precision 12-bit DAC & OP-AMP: For projects that require high-quality analog output, the 12-bit DAC (Digital-to-Analog Converter) and integrated operational amplifier (OP-AMP) provide precise analog signal generation and amplification. This feature is ideal for audio projects, sensor interfacing, or applications where analog signal control and processing are necessary.
Integrated 12x8 LED Matrix: The UNO R4 WiFi includes a built-in 12x8 LED Matrix, enabling users to display dynamic visuals, messages, or real-time data on the board itself. This makes it perfect for projects that require immediate visual feedback, such as status indicators, event displays, or interactive user interfaces.

Show Price

Deals are Live

Special Amazon deal ends in: