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ESP32-S3 DevKitC-1 vs Teensy 4.1

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

The short version

  • ›Wi-Fi: only the ESP32-S3 DevKitC-1 has it.
  • ›Bluetooth LE: only the ESP32-S3 DevKitC-1 has it.
  • ›Price: the ESP32-S3 DevKitC-1 is cheaper ($12 vs $31.50).
  • ›Speed: the Teensy 4.1 runs faster (600 MHz vs 240 MHz).
  • ›Memory: the Teensy 4.1 has more RAM (1 MB vs 512 KB).
  • ›Pins: the Teensy 4.1 offers more GPIO (55 vs 36).
  • ›Battery life: the ESP32-S3 DevKitC-1 sleeps at much lower current (7 µA vs 15 mA).
Specification comparison: ESP32-S3 DevKitC-1, Teensy 4.1
SpecESP32-S3 DevKitC-1Teensy 4.1
ChipESP32-S3-WROOM-1 (N8R8)NXP i.MX RT1062
CPUXtensa LX7 dual-coreArm Cortex-M7
Clock240 MHz600 MHz (best)
Wi-FiWi-Fi 4 (802.11 b/g/n) (best)—
BluetoothBluetooth 5 (LE) (best)—
Zigbee / ThreadNoNo
GPIO3655 (best)
ADC channels20 × 12-bit (best)18 × 12-bit
Flash8 MB8 MB
RAM512 KB + 8 MB PSRAM (best)1 MB
Logic level3.3 V3.3 V
Power input5V USB-C5V USB / VIN
Deep sleep (typ.)~7 µA (best)~15 mA
Active current (typ.)~90 mA (best)~100 mA
Form factorBreadboardBreadboard
USB2× USB-C (native + UART)Micro-USB (native) + USB host
ProgrammingArduino, MicroPython, CircuitPython, ESP-IDF, PlatformIOArduino C++ (Teensyduino), CircuitPython
Price (typ.)$12 (best)$31.50
Pinout——
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Buy: ESP32-S3 DevKitC-1

Buy: Teensy 4.1

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