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Raspberry Pi BArduino Nano
Product details
Processing UnitBCM2835 ProcessorATmega328P micro controller
Clock SpeedYes 700MHzNo 16MHz
RAMYes 512 MBNo 2 KB
Connectivity
USBYes 2x USB 2.0Yes mini-USB
HDMI portYesNo
EthernetYesNo Via external module + requires suitable code
Wi-Fi- Via USB dongleNo Via external module + requires suitable code
Bluetooth®- Via USB dongleNo Via external module + requires suitable code
I²CYesYes
Logic level- 3.3V - Compatible with less sensorsYes 5V
GPIOYes 26-pins- 14 Digital (6 PWM) + 6 Analog
Other
Program ExecutionYes Programs can run at the same timeNo One program can run at once
PriceNo 35$Yes 5$
Size- 85.6 mm × 54.0 mmYes 43.2 mm × 18.5 mm
Power rating- 700 mWYes 175 mW