Arduino Nano 33 IoT
Best compact controller for makers building connected smart home projects.
This tiny board is the ultimate shortcut for building connected devices, packing Wi-Fi, Bluetooth, and motion sensing into a footprint that fits anywhere. It sacrifices raw processing power for extreme convenience, making it the perfect choice for smart home prototypes that need to talk to the cloud without the headache of complex wiring.
$25.19
at
Electromaker
More Arduino Nano options
Who it's for
- Makers building connected home automation or remote monitoring projects
- Engineers designing space-constrained hardware or portable electronic devices
- Developers prioritizing data privacy and secure cloud integration
Who should skip it
- Hobbyists using legacy 5V components or older Arduino shields
- Users needing to power motors or high-draw LEDs directly
- Beginners without soldering equipment or experience in hardware assembly
Performance breakdown
Connectivity Versatility
Dual Wi-Fi and Bluetooth support handles complex IoT networking with ease.
Form Factor Efficiency
Tiny footprint fits perfectly into tight, breadboard-based prototyping environments.
Security Integration
Dedicated crypto chip provides essential peace of mind for connected devices.
Processing Power
Capable for sensor tasks, though limited for heavy computational workloads.
Sensor Capability
Onboard IMU adds immediate motion-tracking utility without extra hardware.
Ecosystem Accessibility
Seamless cloud integration makes remote project management incredibly straightforward.
Key Specs
Microcontroller
SAMD21 Cortex-M0+ 32-bit ARM
Connectivity Protocol
Wi-Fi, Bluetooth
USB Interface Type
Micro USB
Operating Voltage
3.3V
RAM Capacity
0.032 MB
Flash Memory Capacity
0.256 MB
GPIO Pin Count
14
Clock Speed
48 MHz
Integrated Sensors
Accelerometer, Gyroscope
Form Factor
Nano
Know before you buy
Still have a question?
Ask Metto anything about the Arduino Nano 33 IoT before you decide.
