Compare microcontrollers Raspberry PI Pico vs Arduino Nano vs Arduino Micro vs BBC Micro:bits vs BBC Micro:bit v2 vs Seeeduino Xiao
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raspberrypi-models-comparison
Link | Raspberry PI Pico | Arduino Nano RP2040 Connect | Seeeduino Xiao | Arduino Nano Every | Arduino Nano 33 BLE | Arduino Nano | Arduino Pro-Mini 3v3 | Arduino Micro | BBC Micro:bit v2 | BBC Micro:bits |
|---|---|---|---|---|---|---|---|---|---|---|
| Image | |  |  |  |  |  |  |  |  |  |
| Website | raspberrypi.org/... | arduino.cc/... | seeedstudio.com/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | microbit.org/... | microbit.org |
| Release date | Jan. 21st 2021 | May 17th 2021 | Mar. 12th 2020 | 2019 | May 15th 2008 | Nov. 8th 2012 | Oct. 13th 2020 | 2015 | ||
| Price | $ 4 | $ 24.5 | $ 5 | € 9 | € 17 | € 20 | € 6 | $ 15 | $ 15 | |
| Pinout image |  |  |  |  |  | |||||
| Product details | ||||||||||
| CPU | RP2040 dual-core Arm Cortex-M0+ | RP2040 dual-core Arm Cortex-M0+ | ARM® Cortex®-M0+ 32bit SAMD21G18 | ATMega4809 | nRF52840 | ATmega328 | ATmega328 | ATmega32U4 | nRF52833 Arm Cortex-M4 32 bit with FPU | nRF51822 ARM Cortex-M0 32 bit |
| CPU Clock | 133 MHz | 133 MHz | 48 MHz | 20 MHz | 64 Mhz | 16 Mhz | 8 Mhz | 16 MHz | 64 MHz | 16 MHz |
| RAM | 264 KB | 264 KB | 32 KB | 6 KB | 256 KB | 2 KB | 2 KB | 2.5 KB | 128 KB | 16 KB |
| ROM (Flash) | 2 MB (up to 16 MB) | 16 MB | 256 KB | 48 KB | 1,024 KB | 32 KB | 32 KB | 32 KB | 512 KB | 256 KB |
| EEPROM | No | No | No | Yes 0.25 KB (256 B) | No | Yes 1 KB | Yes 1 KB | Yes 1 KB | ||
| Vin Min-Max | 1.8V - 5.5V | 5V - 21V | 3.3V - 5V (5V only via USB - all other pins max 3.3V) | 7V - 21V | 7-21V | 7V - 21V | 3.35 -12 V (3.3V model) | 7V - 9V | ||
| Operating voltage | 3.3 V | 3.3 V | 3.3 V | 5 V | 3.3 V | 5 V | 3.3 V | 5 V | 3.3 V | 3.3 V |
| Current typical consumption @25°C | 88 mA | 5 mA | ||||||||
| Deep sleep consumption | 1.3 mA | 1.2 mA | ||||||||
| USB | Yes micro-USB (USB 1.1 Device / Host) | Yes micro-USB | Yes USB C | Yes micro-USB | Yes micro-USB | Yes mini-USB | No FTDI necessary | Yes micro-USB | Yes micro-USB | |
| Connectivity | ||||||||||
| GPIO | 26 | 20 | 11 | 14 | 14 | 14 | 14 | 20 | 19 | 19 |
| UART | x2 | x1 | x1 | x1 | x1 | x1 | x1 | x1 | x1 | |
| I²C | Yes x2 | Yes | Yes | Yes x1 | Yes | Yes x1 | Yes x1 | Yes | Yes | Yes |
| ADC | Yes x3 12-bit | Yes x8 | Yes x10 12-bit | Yes x8 10-bit | Yes 8 (ADC 12 bit 200 ksamples) | Yes x8 10bit | Yes x8 10-bit | Yes | Yes x6 10-bit | Yes x6 10-bit |
| PWM | Yes x16 | Yes x20 | Yes x10 | Yes x5 | Yes | Yes x6 | Yes x6 | Yes | Yes x3 | Yes x3 |
| DAC | No | No | Yes x1 | No | No | No | No | No | No | No |
| SPI | Yes x2 | Yes | Yes | Yes 1 | Yes | Yes x1 | Yes x1 | Yes x3 | Yes x3 | |
| USB Host | Yes | Yes | Yes | No | No | No | Yes | Yes | ||
| RTC | Yes | No | No | No | No | No | No | No | No | |
| Bluetooth® | No | Yes | No | No | Yes + BLE | No Via external module + requires suitable code | No | No | Yes BLE 5.1 | Yes BLE 4.0 |
| Wi-Fi | No | Yes | No | No | No Via external module + requires suitable code | No | No | No | No | |
| Sensors | ||||||||||
| Accelerometer | No | Yes | No | No | Yes 3 axis | No | No | Yes | Yes | |
| Gyroscope | No | Yes | No | Yes 3 axis | No | No | ||||
| Magnetometer | No | No | Yes 3 axis | No | No | No | No | |||
| Temperature sensor | Yes | No | No | No | No | No | Yes | Yes | ||
| Built-in microphone | No | Yes | No | No | No | No | No | Yes | No | |
| Built-in speaker | No | No | No | No | No | No | No | Yes | No | |
| Hall effect sensor | No | No | No | No | No | No | No | No | No | |
| Touch sensors | no | no | Touch-sensitive logo pin | - | ||||||
| Security | ||||||||||
| Cryptography support | ECC608 Cryptography chip | |||||||||
| Software | ||||||||||
| Programming Language | MicroPython, C/C++ | C/C++ | CircuitPython, MicroPython, C/C++ | C/C++ | C/C++ | C/C++ | C/C++ | C/C++ | MicroPython, C/C++, Code blocks, Arduino | MicroPython, C/C++, Code blocks, Arduino |
| Arduino support | - Planned | Yes | - IDE Arduino ok | Yes | Yes | Yes | Yes | Yes | - Possible | - Possible |
| Drag & Drop upload | Yes | Yes (to be confirmed) | Yes | No | No | No | No | Yes | Yes | |
| Dimensions | ||||||||||
| Height | 21 mm | 17.78 mm | 17.5 mm | 18 mm | 18 mm | 18.54 mm | 18 mm | 43 mm | 43 mm | |
| Width | 51 mm | 43.18 mm | 20 mm | 45 mm | 45 mm | 43.18 mm | 48 mm | 52 mm | 52 mm | |
| Front view |  | |  |  |  | |||||
| Links | ||||||||||
| Wikipedia | wikipedia.org/... | wikipedia.org/... | wikipedia.org/... | wikipedia.org/... | wikipedia.org/... | |||||
| Website | raspberrypi.org/... | arduino.cc/... | seeedstudio.com/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | arduino.cc/... | microbit.org/... | microbit.org |
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added Seeeduino Xiao