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| Model Name | ONX2432G028 | ONX3248G035 |
| Size | 2.8" | 3.5" |
| Resolution | 240x320 | 320x480 |
| Touch | CTP | CTP |
| MCU | ESP32-S3R8 | ESP32-S3R8 |
| Flash | 16 MB | 16 MB |
| ROM | 384KB | 384KB |
| SRAM | 512KB | 512KB |
| PSRAM | 8MB | 8MB |
| Interfaces | USB-C(USB to UART), UART0, UART1, I2C, 14 GPIO, Camera, Microphone, Battery, RTC Battery, SPK | USB-C(USB to UART), UART0, UART1, I2C, 14 GPIO, Camera, Microphone, Battery, RTC Battery, SPK |
| MicroSD | Yes | Yes |
| Wiki | ONX2432G028 | ONX3248G035 |
| Price | $29.90 | $34.90 |
| Buy Now | Buy Now |
OSS Development Tools
Our product offers comprehensive support for ESP-IDF, Arduino IDE, and the LVGL graphics library, along with a complete SDK and extensive open-source resources. This empowers developers to get started quickly and achieve seamless application integration with minimal effort.
ESP-IDF
ESP-IDF provides a fully free and open-source development framework that is compatible with popular IDEs such as VSCode and Eclipse, ensuring a smooth and efficient development process for all users.
Arduino IDE
LVGL GUI Development

Comprehensive Wiki
FAQs

Forum
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What’s Open Nextion
Open Nextion is an ESP32-S3 hardware development board with an integrated display, combining high-performance computing, wireless connectivity, and rich graphical interaction capabilities.
It serves as a smart terminal prototyping solution, designed to help developers quickly build IoT products with human-machine interfaces. Suitable for embedded developers, maker enthusiasts, and beginners in smart hardware projects, it requires a certain level of development expertise.










