Introduction
ESP32-WROOM-32E: Overview and Features
ESP32-WROOM-32UE: Overview and Features
The ESP32-WROOM-32UE is an enhanced version of the ESP32-WROOM-32E, offering superior security and performance. The device incorporates the ESP32 ECO V3 chip, which offers enhanced security features, including boot and flash encryption. The ESP32-WROOM-32UE also includes 320 KB of SRAM, 128 KB of ROM, and a built-in 2 MB flash memory. It boasts 26 GPIOs, a comprehensive range of peripherals, and an IPEX antenna for enhanced wireless performance.
Key Differences Between ESP32-WROOM-32E and ESP32-WROOM-32UE
| Feature | ESP32-WROOM-32E | ESP32-WROOM-32UE |
| Processor | Single-core 32-bit RISC-V | Single-core 32-bit RISC-V |
| Clock Frequency | Up to 160 MHz | Up to 160 MHz |
| Memory | 320 KB SRAM, 128 KB ROM, 2 MB Flash | 320 KB SRAM, 128 KB ROM, 2 MB Flash |
| Connectivity | Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 (LE) | Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 (LE) |
| GPIOs | 26 GPIOs | 26 GPIOs |
| Antenna | PCB antenna | IPEX antenna |
| Special Features | - | Enhanced security boot and flash encryption |
| Use Cases | General IoT applications | Enhanced IoT applications |
Conclusion
In conclusion, both the ESP32-WROOM-32E and ESP32-WROOM-32UE are robust modules that are well-suited to a range of IoT applications. The primary distinctions between the two models are the type of antenna and the enhanced security features of the ESP32-WROOM-32UE. A clear understanding of these differences will enable developers to select the most appropriate module for their specific project requirements.

Espressif ESP32 WROOM 32E Module
Espressif ESP32 WROOM 32UE IPEX Module