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STM32 Blue Pill (F103C8) vs STM32 Black Pill (F411CE)

Specs side by side, with the best value in each row highlighted. Choose different boards below to build your own comparison.

The short version

  • ›Price: the STM32 Blue Pill (F103C8) is cheaper ($4 vs $7).
  • ›Speed: the STM32 Black Pill (F411CE) runs faster (100 MHz vs 72 MHz).
  • ›Memory: the STM32 Black Pill (F411CE) has more RAM (128 KB vs 20 KB).
  • ›Pins: the STM32 Blue Pill (F103C8) offers more GPIO (33 vs 32).
  • ›Battery life: the STM32 Black Pill (F411CE) sleeps at much lower current (300 µA vs 2 mA).
Specification comparison: STM32 Blue Pill (F103C8), STM32 Black Pill (F411CE)
SpecSTM32 Blue Pill (F103C8)STM32 Black Pill (F411CE)
ChipSTM32F103C8T6STM32F411CEU6
CPUArm Cortex-M3Arm Cortex-M4F
Clock72 MHz100 MHz (best)
Wi-Fi——
Bluetooth——
Zigbee / ThreadNoNo
GPIO33 (best)32
ADC channels10 × 12-bit10 × 12-bit
Flash64 KB512 KB (best)
RAM20 KB128 KB (best)
Logic level3.3 V3.3 V
Power input5V USB / 3.3V5V USB-C / 3.3V
Deep sleep (typ.)~2 mA~300 µA (best)
Active current (typ.)~30 mA (best)~35 mA
Form factorBreadboardBreadboard
USBMicro-USB (needs bootloader)USB-C (DFU bootloader)
ProgrammingArduino (STM32duino), PlatformIO, STM32Cube, MicroPython (limited)Arduino (STM32duino), PlatformIO, STM32Cube, MicroPython
Price (typ.)$4 (best)$7
Pinout——
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