Tiny Footprint
Mighty Features
A huge range of compact boards with the specs for big and small projects. Choose the right Nano for home automation, smart gardening, gaming, wearables, art, music, design or industrial applications – and start thinking on a different scale.
Meet the Next-Gen Nano R4DISCOVER THE FAMILY
Tiny Footprint
Mighty Features
A huge range of compact boards with the specs for big and small projects.
Choose the right Nano for home automation, smart gardening, gaming, wearables, art, music, design or industrial applications – and start thinking on a different scale.
Choose the right Nano for home automation, smart gardening, gaming, wearables, art, music, design or industrial applications –and start thinking on a different scale.
Nano R4
Effortlessly scale from prototyping to production, by combining the robust performance of the RA4M1 microcontroller – already trusted in the UNO R4 family – with the ultra-compact Nano footprint.
Create production-ready applications with minimal adjustments. With castellated pins for easy hardware integration, a Qwiic connector for fast sensor expansion, and a programmable RGB LED for intuitive system monitoring, you get compact power and flexibility at once – all at an affordable price!
MCU
Renesas RA4M1 (Arm® Cortex®-M4, 48 MHz)
I/O VOLTAGE
5 V
MEMORY
SRAM: 32 KB / Flash: 256 KB
Arduino Nano
The classic Arduino Nano is the smallest board to build your projects in a versatile form factor!
Build an LED cube, a weather station or a temperature and humidity monitoring system.
MCU
ATmega328
I/O VOLTAGE
5 V
MEMORY
SRAM: 2 kB / Flash: 32 kB
Nano Matter
Unify your smart devices and develop multiple home and building automation applications with Nano Matter.
Start interacting with any Matter-compatible device device effortlessly and take advantage of a wide range of peripherals and I/Os to connect any external equipment.
MCU
Silicon Labs MGM24
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1536 kB
Nano 33 IoT
MCU
SAMD21 Arm® Cortex®-M0+ / u-blox® NINA-W102 (Wi-Fi® & Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU
Nano 33 BLE
Arduino’s most compact board with Bluetooth® and Bluetooth® Low Energy and embedded inertial sensor: experiment with IoT and AI, at work and at play!
The Arduino's tiniest form factor with Bluetooth® and Bluetooth® Low Energy and embedded inertial sensor, for scientific experiments in the need of short-distance wireless communication.
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU
Nano 33 BLE Rev2
Introducing the latest revision of our beloved board – now with new test points for USB, SWDIO, and SWCLK coupled with an integrated IMU for expanded experimentation.
Easily access crucial points for seamless experimentation. Packed with Bluetooth® and Bluetooth® Low Energy, alongside an embedded inertial sensor, it's ideal for IoT, AI, and short-distance wireless experiments.
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU
Nano 33 BLE Sense Rev2
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU / Microphone/ Digital Proximity, Ambient Light, RGB and Gesture Sensor / Barometric pressure / Temperature, humidity
Nano RP2040 Connect
Big ideas? Turn them into your next great IoT project, with the board that fits a microphone and motion sensor into the super tiny Nano footprint.
Build a voice-controlled home automation system using MicroPython or build machine learning projects with the AI capabilities of the board.
MCU
Raspberry Pi RP2040 / u-blox® NINA-W102 (Wi-Fi® & Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 264 kB / Flash: 16 MB IC
ON-BOARD SENSOR
IMU / Microphone
Nano Every
The best board for no-hassle IoT projects: small, easy-to-use and low-price – in the classic Nano form factor! Perfect for everyone, from education to robotics.
Build an RFID Door Lock, create an home automation system or go with a MIDI microcontroller to create music, with a low-price Nano.
MCU
ATMega4809
I/O VOLTAGE
5 V
MEMORY
SRAM: 6 kB / Flash: 48 kB
Nano ESP32
MCU
ESP32-S3
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 512 kB / Flash: 16 MB
Nano R4
Effortlessly scale from prototyping to production, by combining the robust performance of the RA4M1 microcontroller – already trusted in the UNO R4 family – with the ultra-compact Nano footprint.
Create production-ready applications with minimal adjustments. With castellated pins for easy hardware integration, a Qwiic connector for fast sensor expansion, and a programmable RGB LED for intuitive system monitoring, you get compact power and flexibility at once – all at an affordable price!
MCU
Renesas RA4M1 (Arm® Cortex®-M4, 48 MHz)
I/O VOLTAGE
5 V
MEMORY
SRAM: 32 KB / Flash: 256 KB
Arduino Nano
The classic Arduino Nano is the smallest board to build your projects in a versatile form factor!
Build an LED cube, a weather station or a temperatureand humidity monitoring system.
MCU
ATmega328
I/O VOLTAGE
5 V
MEMORY
SRAM: 2 kB / Flash: 32 kB
Nano Matter
Unify your smart devices and develop multiple home and building automation applications with the Nano Matter.
Start interacting with any Matter-compatible device without effort and take advantage of a wide range of peripherals and I/Os to connect any external equipment.
MCU
Silicon labs MGM24
I/O VOLTAGE
3.3V
MEMORY
SRAM: 256 kB / Flash: 1536 kB
Nano 33 IoT with headers
Build your very own automated home, interactive game or smart garden! IoT is easy with Nano’s form factor and the Arduino IoT Cloud.
Build an automatic pet feeder, create a smart parking detector for your easy parking or manage the energy consumption at home.
MCU
SAMD21 Arm® Cortex®-M0+ / u-blox® NINA-W102 (Wi-Fi® & Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU
Nano 33 BLE
Arduino’s most compact board with Bluetooth® and Bluetooth® Low Energy and embedded inertial sensor: experiment with IoT and AI, at work and at play!
The Arduino's tiniest form factor with Bluetooth® and Bluetooth® Low Energy and embedded inertial sensor, for scientific experiments in the need of short-distance wireless communication.
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
Nano 33 BLE Rev2
Introducing the latest revision of our beloved board – now with new test points for USB, SWDIO, and SWCLK coupled with an integrated IMU for expanded experimentation.
Easily access crucial points for seamless experimentation. Packed with Bluetooth® and Bluetooth® Low Energy, alongside an embedded inertial sensor, it's ideal for IoT, AI, and short-distance wireless experiments.
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
Nano 33 BLE Sense Rev2
MCU
nRF52840 / u-blox® NINA-B306 (Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 256 kB / Flash: 1 MB
ON-BOARD SENSOR
IMU / Microphone/ Digital Proximity, Ambient Light, RGB and Gesture Sensor / Barometric pressure / Temperature, humidity
Nano RP2040 Connect
Big ideas? Turn them into your next great IoT project, with the board that fits a microphone and motion sensor into the super tiny Nano footprint.
Build a voice-controlled home automation system using MicroPython or build machine learning projects with the AI capabilities of the board.
MCU
Raspberry Pi RP2040 / u-blox® NINA-W102 (Wi-Fi® & Bluetooth®)
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 264 kB / Flash: 16 MB IC
ON-BOARD SENSOR
IMU / Microphone
Nano Every
The best board for no-hassle IoT projects: small, easy-to-use and low-price – in the classic Nano form factor! Perfect for everyone, from education to robotics.
Build an RFID Door Lock, create an home automation system or go with a MIDI microcontroller to create music, with a low-price Nano.
MCU
ATMega4809
I/O VOLTAGE
5 V
MEMORY
SRAM: 6 kB / Flash: 48 kB
Nano ESP32
MCU
ESP32-S3
I/O VOLTAGE
3.3 V
MEMORY
SRAM: 512 kB / Flash: 16 MB
The Nano family offers infinite possibilities, packing tons of sensors into a tiny form factor.
Amplify potential, not size!
| Arduino Nano | Nano ESP32-S3 | Nano 33 IoT | Nano 33 BLE | Nano 33 BLE Sense Rev2 | Nano RP2040 Connect | Nano Every | Nano Matter | Nano R4 | |
|---|---|---|---|---|---|---|---|---|---|
| Microcontroller | ATmega328 | ESP32-S3 | SAMD21 Arm® Cortex®-M0+ / u-blox® NINA-W102 | nRF52840 / u-blox® NINA-B306 | nRF5284 /u-blox® NINA-B306 | Raspberry Pi RP2040 /u-blox® NINA-W102 | ATMega4809 | Silicon Labs MGM24 | R7FA4M1AB3CFM |
| USB connector | Mini-B USB | USB-C® | Micro USB | Micro USB | Micro USB | Micro USB | Micro USB | USB-C® | USB-C® |
| I/O voltage | 5 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 5 V | 3.3 V | 5 V |
| Input range | 7-12 V | 5-21 V | 7-12 V | 7-12 V | 7-12 V | 5-21 V | 7-12 V | 5-21 V | 6-21 V |
| Clock speed | 16 MHz | up to 240 MHz | 48 MHz | 64 MHz | 64 MHz | 133 MHz | 16 MHz | 78 MHz | 48 MHz |
| SRAM | 2 kB | 512 kB | 256 kB | 256 kB | 256 kB | 264 kB | 6 kB | 256 kB | 32 kB |
| Flash | 32 kB | 16 MB | 1 MB | 1 MB | 1 MB | 16 MB | 48 kB | 1536 kB | 256 kB |
| Wi-Fi® | - | YES | YES | - | - | YES | - | - | - |
| Bluetooth® LE | - | YES | YES | YES | YES | YES | - | YES | - |
| Digital inputs | 20 | 22 | 22 | 14 | 14 | 22 | 22 | 22 | 22 |
| Analog inputs | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| ADC resolution | 10 bits | 12 bits | 12 bits | 12 bits | 12 bits | 12 bits | 10 bits | 12 bits | 14-bits max |
| PWM | 6 | 20 | 11 | 14 | 14 | 18 | 5 | 20 | 6 |
| RGB LED | - | YES | - | YES | YES | YES | - | YES | YES |
| IMU | - | - | LSM6DS3 | - | BMI270 + BMM150 | LSM6DSOXTR | - | - | - |
| Microphone | - | - | - | - | MP34DT06JTR | MP34DT06JTR | - | - | - |
| Temperature and humidity sensor | - | - | - | - | HS3003 | LSM6DSOXTR | - | - | - |
| Barometric pressure sensor | - | - | - | - | LPS22HB | - | - | - | - |
| Gesture, light and proximity sensor | - | - | - | - | APDS9960 | - | - | - | - |
| MicroPython | - | YES | - | YES | YES | YES | - | - | - |
| HID support | YES | YES | YES | YES | YES | YES | - | - | YES |
| Machine learning | - | - | - | YES | YES | - | - | YES | YES |
| RTC | - | YES | YES | YES | YES | YES | YES | YES | YES |
| OTA | - | YES | YES | - | - | YES | - | - | - |
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DISCOVER THE FAMILY