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ESP32-S3 DevKitC-1 vs ESP32-S2 Mini (LOLIN S2 Mini)

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

The short version

  • ›Bluetooth LE: only the ESP32-S3 DevKitC-1 has it.
  • ›Price: the ESP32-S2 Mini (LOLIN S2 Mini) is cheaper ($7 vs $12).
  • ›Memory: the ESP32-S3 DevKitC-1 has more RAM (512 KB vs 320 KB).
  • ›Pins: the ESP32-S3 DevKitC-1 offers more GPIO (36 vs 27).
  • ›Battery life: the ESP32-S3 DevKitC-1 sleeps at much lower current (7 µA vs 20 µA).
Specification comparison: ESP32-S3 DevKitC-1, ESP32-S2 Mini (LOLIN S2 Mini)
SpecESP32-S3 DevKitC-1ESP32-S2 Mini (LOLIN S2 Mini)
ChipESP32-S3-WROOM-1 (N8R8)ESP32-S2FN4R2
CPUXtensa LX7 dual-coreXtensa LX7 single-core
Clock240 MHz240 MHz
Wi-FiWi-Fi 4 (802.11 b/g/n)Wi-Fi 4 (802.11 b/g/n)
BluetoothBluetooth 5 (LE) (best)—
Zigbee / ThreadNoNo
GPIO36 (best)27
ADC channels20 × 12-bit (best)13 × 12-bit
Flash8 MB (best)4 MB
RAM512 KB + 8 MB PSRAM (best)320 KB
Logic level3.3 V3.3 V
Power input5V USB-C5V USB-C
Deep sleep (typ.)~7 µA (best)~20 µA
Active current (typ.)~90 mA~70 mA (best)
Form factorBreadboardTiny
USB2× USB-C (native + UART)USB-C (native)
ProgrammingArduino, MicroPython, CircuitPython, ESP-IDF, PlatformIOArduino, MicroPython, CircuitPython, ESP-IDF
Price (typ.)$12$7 (best)
Pinout——
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Buy: ESP32-S3 DevKitC-1

Buy: ESP32-S2 Mini

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