Best Xiao I 2026

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Last Updated - 03.02.2026

Best Choice

01

seeed studio

Seeed Studio XIAO ESP32 S3 Sense - 2.4GHz Wi-Fi, BLE 5.0, OV2640 Camera Sensor, Digital Microphone, 8MB PSRAM, 8MB Flash, Battery Charge Supported, Rich Interface, IoT, Embedded ML ..

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Powerful MCU Board: integrates ESP32 S3 32-bit, dual-core, Xtensa processor chip with an operating frequency of up to 240MHz, multiple development ports, support Arduino/MicroPython
GREAT STORAGE FOR MORE POSSIBILITIES Provides 8MB PSRAM and 8MB FLASH, support SD card slot for external 32GB FAT storage
Excellent RF performance: support 2.4GHz WiFi and BLE dual wireless communication, support more than 100m remote communication when connecting a U.FL antenna
Compact thumb size design, 21 x 17.5 mm, with XIAO's classic form factor, suitable for projects with limited space such as portable devices
Advanced Functionality Detachable OV2640 camera sensor for 1600x1200 resolution, compatible with OV5640 camera sensor, built-in additional digital microphone

24,99 €
02

seeed studio

Seeed Studio XIAO BLE Sense nRF52840 for Arduino/MicroPython/CircuitPython, Bluetooth 5.0 NFC, 6-Axis IMU + Microphone

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15% Off
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wireless Functions: XIAO BLE Sense has Bluetooth 5.0 NFC module with built-in antenna. With the capabilities of wireless connection, it still remains the classic form factor of the Seeed XIAO series of small and exquisite, which can be used for portable devices and Internet of Things projects.
Ultra small size 21x17.5mm, classic form factor of Seeed Xiaomi series for portable devices. Parts List: Seeed XIAO BLE Sense - nRF52840*1/7 Pins Header*2
Rich interface: First, the Near Field Communication (NFC) is functional on the board. Secondly, there is a tiny and elegant reset button on one side of the Type-C interface. It is designed in a 3-in-1 LED together with power LED. It supports UART, IIC and SPI all three popular serial ports. Just like Seeed XIAO RP2040, it has a built-in 2MB flash, which means it can also be programmed by Arduino, MicroPython, CircuitPython or other program languages.
Powerful CPU: As the advanced version of the XIAO BLE board, Seeed XIAO BLE Sense features a powerful Nordic nRF52840 MCU developed in a Bluetooth 5.0 module that operates around 32-bit ARM Cortex-M4 CPU with floating point unit (FPU) at 64MHz.
EXTRA INTEGRATED SENSORS One of them is a digital microphone created by pulse density modulation(PDM) module on the nRF52840 chip. It can receive audio data in real time, which allows it to be used for audio recognition. The board not only receives audio data, but can also talk via the MSM261D3526H1CPM microphone. The other is a 6-axis inertia measuring unit (IMU) that can be applied in TinyML projects such as gesture recognition.

23,75 € 28,00 €(15% Off off)
03

seeed studio

Seeed Studio XIAO ESP32-S3-2.4GHz Wi-Fi, BLE 5.0, Dual-Core, Battery Charging Supported, Energy Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Portable Devices, Robotics, etc

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9.2

Excellent

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Main highlights

Perfect for production: breadboard friendly and SMD design, no components on the back
POWERFUL MCU BOARD Integrate ESP32-S3 32-bit, dual core, Xtensa processor up to 240MHz, assembled multiple development ports, support Arduino/MicroPython
Excellent RF performance: support 2.4GHz WiFi and BLE 5.0 dual wireless communication, support 100m + remote communication when connected to U.FL antenna
Elaborate power design: lithium battery charging management capability, provides 4 power consumption models that allow deep sleep mode with power consumption up to 14μA
Compact thumb size design, 21 x 17.5 mm, with XIAO's classic form factor, suitable for projects with limited space such as portable devices

17,59 €
04

seeed studio

Seeed Studio XIAO ESP32C3 - Tiny MCU Board with Wi-Fi and BLE for IoT Control Scenarios. Microcontroller with Battery Charge, Energy Efficient and Rich Interface for Tiny Machine

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Thumb Size:21*17.5mm overall dimension,portable and lightweight.
Rich interface: There are 11 digital I/O that can be used as PWM pins and 4 analogue I/O that can be used as ADC pins. It supports UART, IIC, and SPI serial communication ports, including IIS (Internet Information Services).
ONBOARD BATTERY CHARGING IC:Support battery charging, ideal for various portable scenarios and wireless IoT applications.
Low power consumption: lowest such as 44μA (deep sleep mode), with 4 working modes available.
Excellent RF performance: Powerful ESP32-C3 SoC and U.FL antenna provided, which supports WiFi/Bluetooth connection over 100 m.

15,99 €
Value for Money

05

seeed studio

Seeeduino XIAO, the smallest Arduino microcontroller module with rich interfaces and 100% compatible with Arduino IDE for projects

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43% Off
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[USB Type C Support] Seeeduino XIAO supports the USB Type C interface, which can download power supply and code. On the back of the XIAO there are power pads that support the battery and are designed for portable devices to be realistic.
[Rich interfaces in a small size] There are 14 GPIO pins, which can hold 11 analogue pins, 11 digital pins, 1 I2C interface, 1 UART interface and 1 SPI interface in such a small size - only 20 mm x 17.5 mm (as small as your thumb). Seeeduino XIAO development board is the smallest Arduino compatible board in the Seeeduino series.
Powerful CPU: Seeeduino XIAO carries a powerful CPU ARM Cortex-M0+ 32bit 48MHz microcontroller (SAMD21G18), which three times as Arduino Uno and Arduino Nano. In addition, this Arduino IDE compatible board Xiao is also equipped with 256KB flash memory and 32KB SRAM.
Perfect for portable and tiny Arduino projects: On the other hand, this small board has good performance in processing, but requires less power. In fact, it is designed in a small size and can be used for Arduino portable devices and small projects.
Fully compatible with Arduino IDE: The Seeeduino XIAO development board is perfectly compatible with Arduino IDE, you can easily develop some small projects with the help of the large and comprehensive Arduino library. Since it has a 2.54mm pin spacing, it is an Arduino microcontroller that can also be used when plugged into a clipboard.

7,93 € 13,89 €(43% Off off)
06

seeed studio

Seeed Studio XIAO BLE Nordic nRF52840 for Arduino/MicroPython/CircuitPython, Bluetooth 5.0 NFC and ZigBee with Onboard Antenna Machine Learning

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wireless capabilities: XIAO nRF52840 has an NFC module Bluetooth 5.0 with a built-in antenna. With the wireless connectivity capabilities, it stays with the classic form factor of the Seeed XIAO series: small and exquisite, ideal for portable devices and Internet of Things projects.
Ultra small size 21x17.5mm, classic form factor of Seeed Xiaomi series for portable devices. Parts List: 2 Seeed XIAO BLE nRF52840 Boards x 1/7 Pins
Ultra low sleep current: deep sleep mode of 5μA with battery charging chip: BQ25101 chip compatible with lithium battery charging management.
Refined Interface: First, the near-field communication (NFC) on the board is functional. Secondly, there is a small and elegant reset button on one side of the Type-C interface. On the other hand, it is equipped with a three-in-one LED along with power LEDs. Supports UART, IIC and SPI on all three popular serial ports. Just like the Seeed XIAO RP2040, it has built-in flash memory of 2MB, which means it can also be programmed with Arduino, MicroPython, CircuitPython or other programming languages.
POWERFUL CPU: As the first wireless product in the Seeed XIAO family, the seeed studio XIAO nRF52840 has equipped a powerful Nordic nRF52840 MCU designed in a Bluetooth 5.0 module, built around a 32-bit ARM Cortex-M4 CPU with floating-point unit (FPU) that operates at 64MHz. e.g.

19,99 €
07

seeed studio

Seeed Studio XIAO RP2040 Microcontroller, with Dual Core ARM Cortex M0+ Processor, Supports Arduino, MicroPython and CircuitPython with Rich Interfaces

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10% Off
8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Small Size】As small as a thumb (20 x 17.5 mm) for portable devices and small projects.
Wide compatibility: pins compatible with Seeeduino XIAO and support Seeeduino XIAOs expansion board.
Powerful MCU: XIAO RP2040 is a microcontroller with the Raspberry RP2040 chip with 264 KB SRAM and 2 MB built-in flash memory. This microcontroller has a dual-core ARM Cortex M0+ processor and can run at up to 133 MHz.
Multiple interfaces: This version of XIAO has 11 digital pins, 4 analogue pins, 11 PWM pins, 1 I2C interface, 1 UART interface, 1 SPI interface, 1 SWD bonding pad interface.
FLEXIBLE COMPATIBILITY Support Micropython/Arduino/CircuitPython. Easy project operation: Breadboard-friendly and SMD design, no components on the back.

17,99 € 19,99 €(10% Off off)
08

MicroMaker

Bluetooth Development Tools - 802.15.1 Seeed Studio XIAO nRF52840, MicroPython - Bluetooth 5.0 - SKU 102010448

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8.1

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Protocol - ANT, Thread, Zigbee - 802.15.4: Zigbee
Product: development boards
Product Category: Bluetooth Development Tools - 802.15.1
Operating supply voltage: 3.3 V
Manufacturer's number: 102010448
Interface type: GPIO, SPI, UART
Dimensions: 21 mm x 17.5 mm

22,90 €
09

seeed studio

seeed studio Grove Shield for Seeeduino XIAO - with Integrated Battery Management Chip and 2 Grove I2C, 1 UART Connectors

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8.0

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

SPI flash bonding pad reserved: the shield even retains the SPI flash bonding pad for an advanced developer who may need to add flash to Seeeduino XIAO to expand its storage space and offers Seeeduino XIAO more possibilities.
Grove connectors (Grove IIC x 2, Grove UART x 1), all 14 GPIO LED out: This shield helps you eliminate jumper cables and soldering work by pulling out the pins of the Seeeduino XIAO and expanding to 8 Grove connectors, including two Grove IIC and one UART. It acts as a bridge for Seeeduino XIAO and Seeeds Grove System, which provides over 300 different Grove modules such as sensor, actuator, communication, display, etc.
Compact and fragile design: you can even break the board through the integrated PCB stamp, depending on your current needs of the project (only 25 x 39 mm in dimension after canceling), which makes it smaller than smaller and reduces the weight from 13 g to 10 g.
Built-in power switch and charge status indicator: As an extension board, the Grove Shield for Seeeduino XIAO also pulls all 14 pinout of Seeeduino XIAO and the integrated power switch and the charging status indicator make it more user-friendly.
Built-in lithium battery charging and management function: With the built-in battery management chip and battery bonding pad, you can easily power and charge your Seeeduino XIAO with a lithium 3.7V battery, making your projects, especially wearables, more flexible and portable.

11,59 €
10

QQAAMZ

Genshin Impact Lamp 3D Illusion Genshin Impact Xiao Night Light Children Touch with Remote Control Bedside Lamp Anime Merch LED Desk Lamp Gadget Christmas Decoration Friends Birthday Gift 3 En 1

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23% Off
7.7

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Unique Gift The night light is a unique and memorable gift for your loved ones. It is perfect for birthdays, Christmas, weddings and other special occasions that will surely be appreciated by everyone.
USB Operation The night light is powered by USB cable, which makes it very convenient. It can be connected to any USB port to power it.
LED Lighting The night light is equipped with energy-saving LED lights, which provide bright and clear lighting. The LEDs are durable and have a long service life.
High Quality Materials The night light is made of high quality material, which is sturdy and durable. It is carefully crafted to ensure it retains its quality and beauty over the years.
APPLICABLE TO CHARACTERS AND SCENES The night light features an impressive 16 color function, which makes it perfect for different scenarios such as bedrooms, dining rooms, offices and other rooms. suitable for people of all ages. It is particularly suitable for the elderly and children as it provides gentle and soothing lighting that helps them sleep better at night. You can adjust the colours according to your mood and environment.

16,99 € 21,99 €(23% Off off)