Table 2 Arduino's product range, highlighting architectures and ADC/DAC capabilities
Board | Pricea | Processor | Digital/PWMb | ADC bit resolution | ADC CHLs | ADC sample ratec (ksps) | DAC bit resolution | DAC CHLs |
|---|---|---|---|---|---|---|---|---|
Entry level | ||||||||
 UNO R3 | $23 | ATmega328P (8-bit) | 14/6 | 10-bit | 6 | 15 | – | 0 |
 Nano | $21 | ATmega328P (8-bit) | 22/6 | 10-bit | 8 | 15 | – | 0 |
 Leonardo | $21 | ATmega32U4(8-bit) | 20/7 | 10-bit | 12 | 15 | – | 0 |
 Micro | $21 | ATmega32U4 (8-bit) | 20/7 | 10-bit | 12 | 15 | – | 0 |
 Nano every | $11 | ATMega4809 (8-bit) | 22/5 | 10-bit | 8 | 115 | – | 0 |
Enhanced | ||||||||
 MKR zero | $26 | SAMD21 (32-bit) | 22/12 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 Zero | $43 | SAMD21 (32-bit) | 20/10 | 12-bit | 6 | 350 | 10-bit | 1 |
 Due | $41 | AT91SAM3X8E (32-bit) | 54/12 | 12-bit | 16 | 1000 | 12-bit | 2 |
 Mega 2560 Rev3 | $41 | ATmega2560 (8-bit) | 54/15 | 10-bit | 16 | 15 | – | 0 |
IoT | ||||||||
 Nano 33 IOT | $19 | SAMD21 (32-bit) | 14/11 | 8/10/12-bit | 8 | 350 | 10-bit | 1 |
 Nano 33 BLE | $21 | nRF52840 (32-bit) | 14/14 | 12-bit | 8 | 200 | – | 0 |
 Nano 33 BLE sense | $32 | nRF52840 (32-bit) | 14/14 | 12-bit | 8 | 200 | – | 0 |
 MKR WAN 1300 | $41 | SAMD21 (32-bit) | 8/12 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 MKR GSM 1400 | $69 | SAMD21 (32-bit) | 8/13 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 MKR WiFi 1010 | $33 | SAMD21 (32-bit) | 8/13 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 MKR NB 1500 | $77 | SAMD21 (32-bit) | 8/13 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 MKR Vidor 4000d | $72 | SAMD21 (32-bit) | 8/13 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 MKR 1000 | $37 | SAMD21 (32-bit) | 8/12 | 8/10/12-bit | 7 | 350 | 10-bit | 1 |
 UNO WiFi Rev2 | $45 | ATMega4809 (8-bit) | 14/5 | 10-bit | 6 | 115 | – | 0 |