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| Spec |  Espressif ESP32-DevKitC V4 |  Espressif ESP32-C3-DevKitM-1 | |
|---|---|---|---|
| Compute | |||
| MCUDiffers | ESP32-D0WD-V3 | ESP32-C3 | |
| ArchitectureDiffers | Xtensa LX6 (dual-core) | RISC-V (single-core) | |
| Clock (MHz)Differs | 240 | 160 | |
| Memory | |||
| RAMDiffers | 520 KB SRAM | 400 KB | |
| Flash | 4 MB | 4 MB | |
| Connectivity | |||
| WirelessDiffers | Wi-Fi, Bluetooth, BLE | Wi-Fi, BLE 5 | |
| InterfacesDiffers | UART, SPI, I2C, I2S, CAN, ADC, DAC | USB-Serial-JTAG, UART, SPI, I2C, ADC | |
| I/O | |||
| GPIO pinsDiffers | 34 | 22 | |
| Power | |||
| Voltage | 3.3 V | 3.3 V | |
| Physical | |||
| DimensionsDiffers | 55 × 28 mm | 52 × 26 mm | |
| Form factor | DevKit | DevKit | |
| Weight (g)Differs | 9 | 8 | |
| Price & availability | |||
| PriceDiffers | ₹649 | ₹499 | |
| AvailabilityDiffers | In stock | In stock | |