The Seeed Studio XIAO RP2040 is as small as the Seeed Studio XIAO SAMD21 but it's more powerful. On one hand, it carries the powerful Dual-core RP2040 processor that can flexible clock running up to 133 MHz which is a low-power microcontrollers. On the Seeed Studio XIAO RP2040 there is also 264KB of SRAM, and 2MB of on-board Flash memory which can provide more program to save and run. On the other hand, this little board has good performance in processing but needs less power. All in all, it is designed in a tiny size as small as a thumb(20x17.5mm) and can be used for wearable devices and small projects.

Seeed Studio XIAO nRF52840 Sense is carrying Bluetooth 5.0 wireless capability and is able to operate with low power consumption. Featuring onboard IMU and PDM, it can be your best tool for embedded Machine Learning projects.

Seeed Studio XIAO ESP32S3 Plus SMD No-DrillHole Version

Seeed Studio XIAO nRF52840 Sense is carrying Bluetooth 5.0 wireless capability and is able to operate with low power consumption. Featuring onboard IMU and PDM, it can be your best tool for embedded Machine Learning projects. It has also the debug pins exposed

The XIAO RA4M1 integrates Renesas' RA4M1 chip (32-bit ARM® Cortex®-M4 MCU up to 48 MHz) into the classic XIAO form factor.

The Wio Terminal is a SAMD51-based microcontroller with Wireless Connectivity powered by Realtek RTL8720DN that’s compatible with Arduino and MicroPython. Currently, wireless connectivity is only supported by Arduino. It runs at 120MHz (Boost up to 200MHz), 4MB External Flash and 192KB RAM. It supports both Bluetooth and Wi-Fi providing backbone for IoT projects.

XIAO nRF52840 Breakout with Centered Accelerometer, Precision Mounting Holes, and Additional Battery Connector

The XIAO RP2350 packs the power of the Raspberry Pi RP2350 (switchable architecture of dual Arm Cortex-M33 cores running at 150MHz with FPU, and dual open-hardware Hazard3 RISC‑V cores, enhanced security and encryption) into the classic XIAO form factor. Measuring just 21x17.5mm, it features 19 multifunction GPIOs, an RGB LED, and a Battery Management System with ultra-low power consumption of 27μA, battery power supply, and direct battery voltage measurement. Thanks to the XIAO ecosystem, the XIAO RP2350 is compatible with a wide range of add-ons, including displays, LED matrix, Grove modules, CAN Bus, Vision AI sensors, and mmWave sensors. With native support for MicroPython, C, and C++, the XIAO RP2350 is perfect for developers of all levels looking to create compact, battery-powered applications for smart control, wearables, DIY keyboards, and more.

The Wio Terminal is a SAMD51-based microcontroller with Wireless Connectivity powered by Realtek RTL8720DN that’s compatible with Arduino and MicroPython. Currently, wireless connectivity is only supported by Arduino. It runs at 120MHz (Boost up to 200MHz), 4MB External Flash and 192KB RAM. It supports both Bluetooth and Wi-Fi providing backbone for IoT projects. This repository contains all the necessary documentation you need to manufacture Wio Terminal: https://github.com/Seeed-Studio/OSHW-WioTerminal

XIAO MG24 is an ultra-low-power wireless development board based on Silicon Labs' EFR32MG24 SoC, featuring a high-performance 78MHz ARM Cortex®-M33 core. It‘s Matter® native over Thread® and Bluetooth® Low Energy 5.3, all supported by the Arduino® Core. With 4MB Flash onboard, 19 GPIOs, LED, and charging circuit, it boasts extremely low operating current and ultra-low-power modes, making it an ideal choice for IoT applications, especially battery-powered projects utilizing Matter® protocols.

The ePaper driver board features a 24-pin FPC connector, built-in charging IC for efficient and safe battery charging, and a JST 2-pin BAT connector for easy battery connection. Ideal for creating WiFi-enabled digital photo frames.

This LED driver board is a compact yet powerful solution supporting both 5V and 12V LED strips, including popular addressable RGB LEDs such as NeoPixel WS2812, WS2813, WS2815. Compatible with all XIAO boards, it enables smart control and automation through WLED and Home Assistant when using XIAO ESP32 Series, while offering flexible power options and comprehensive protection for safe, reliable operation in your lighting setup.

XIAO-Compatible 915MHz RF Shield with Wio-LR1121 Module and u.FL Interface

XIAO MG24 is an ultra-low-power wireless development board based on Silicon Labs' EFR32MG24 SoC, featuring a high-performance 78MHz ARM Cortex®-M33 core. It‘s Matter® native over Thread® and Bluetooth® Low Energy 5.3, all supported by the Arduino® Core. With 4MB Flash onboard, 19 GPIOs, LED, and charging circuit, it boasts extremely low operating current and ultra-low-power modes, making it an ideal choice for IoT applications, especially battery-powered projects utilizing Matter® protocols. This model is used for through holes dip-14 connectors instead of SMD.

Wio-E5 mini Dev Board builds in and leads out full GPIO of the Wio-E5 STM32WLE5JC LoRa module. Supporting Long Range protocol and global frequency, the Wio-E5 mini is able to achieve a transmission range of up to 10 km in open areas. It supports EU868 and US915, making it suitable for wireless sensor networks and other IoT devices that require battery power, low power consumption and long range.

Seeed Studio XIAO SAMD21 carries the powerful CPU-ARM® Cortex®-M0+(SAMD21G18) running at up to 48Hz with 256KB Flash and 32KB SRAM on board and supports the USB Type-C interface which can supply power and download code. https://wiki.seeedstudio.com/Seeeduino-XIAO/

Seeed Studio XIAO SAMD21 carries the powerful CPU-ARM® Cortex®-M0+(SAMD21G18) running at up to 48Hz with 256KB Flash and 32KB SRAM on board and supports the USB Type-C interface which can supply power and download code. https://wiki.seeedstudio.com/Seeeduino-XIAO/

The Seeed Studio RS-485 Breakout Board is a versatile RS-485 expansion designed for all Seeed Studio XIAO development boards. Equipped with the TP8485E transceiver IC, this breakout board efficiently converts UART serial streams to RS-485 signals. Operating as a half-duplex transceiver, the TP8485E enables unidirectional communication, spanning distances of up to 1200 meters. This breakout board is engineered for efficiency, consuming power from a single 5V or 12VDC power source. Its RS-485 output is facilitated through 3-pin terminals for both signal wires and power connections. These features collectively make it an ideal choice for robust data transmission across extensive distances and in challenging, high-noise environments.