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ESP32 Smart Display Series

Full-Stack ESP32 (S3/C3/P4) HMI Solutions, spanning 1.28" Knobs to 11" HD Displays

Quick Selection Guide

  • ESP32-P4 (Flagship): High-Performance (400MHz Dual-Core). Best for 1280x800+ HD screens, MIPI-DSI/CSI, and H.264 Video.
  • ESP32-S31 (Next-Gen): 320MHz Dual-Core RISC-V with Wi-Fi 6, USB 2.0 HS OTG, and RS485 / CAN. Ideal for connected industrial HMI with RGB panels.
  • ESP32-S3 (Mainstream): The AIoT Standard (240MHz). Perfectly balances performance & cost. Supports RGB/8080/SPI interfaces.
  • ESP32-C3 (Entry-Level): Compact & Efficient (160MHz). Designed for small size screens.
  • AMOLED Series: Premium Visuals. Self-emissive technology offering True Black, vivid colors, and always-on capability.


Smart Rotary Knobs & Circular Displays

  • 2.1" Touch Knob

  • 1.5" AMOLED Knob

  • 1.3" C3 Knob

Next-Gen High-Performance HMI Solution

  • 7.0" P4 High-Performance
    • Model: UEP45070H1024V600C-WBA
    • Spec: 1024x600 | IPS | 32MB RAM
    • Feature: RS485 / UART / USB
    • Chip: ESP32-P4 (Dual-Core 400MHz)

Wi-Fi 6 + USB 2.0 HS OTG + Industrial Interfaces

  • 4.3" S31 High-Performance
    • Model: UES31S043H800V480C-U
    • Spec: 800x480 | IPS | 16MB Flash / 16MB PSRAM
    • Feature: RS485 / CAN / USB 2.0 HS OTG / Audio
    • Chip: ESP32-S31 (Dual-Core RISC-V 320MHz)

Standard Sizes for Industrial/Home Use (IPS/TN)

Large Sizes (7.0" - 4.3")

Medium/Small Sizes (3.5" - 1.9")

  • 3.5" / 2.8" / 2.4" IPS Series

    • Res: 320x480 / 240x320
    • Interface: UART / USB
    • Chip: ESP32-S3 (8MB / 16MB)

  • 1.9" IPS Bar

High-End Visual Experience (Watch/Ring/Round)

  • 1.75" / 1.5" AMOLED ยท 1.85" TFT

    • Model: UEDX46466018E / UEDX46466015E-WB-A
    • Res: 466x466 (AMOLED) / 360x360 (TFT)
    • Brightness: 400-700 nits

  • 1.5" AMOLED Knob


Model List

Model (SKU) Size Res Panel Chip Flash/RAM Interface Touch/Input Brightness
UES31S043H800V480C-U 4.3" 800x480 IPS S31 (320M) 16M/16M UART/RS485/CAN/USB Cap 400 nit
UEP4S070H1024V600C 7.0" 1024x600 IPS P4 (400M) 16M/32M RS485/UART Cap 350 nit
UEDX80480070E-WB-A 7.0" 800x480 TN S3 (240M) 16M/8M UART/USB Cap 350 nit
UEDX80480050E-WB-A 5.0" 800x480 IPS S3 (240M) 16M/8M UART/USB Cap 350 nit
UEDX80480043E-WB-B 4.3" 800x480 IPS S3 (240M) 16M/8M UART/USB Cap 350 nit
UEDX48270043E-WB-A 4.3" 480x272 TN S3 (240M) 16M/8M UART/USB Cap 350 nit
UEDX48480040E-WB-A 4.0" 480x480 IPS S3 (240M) 16M/8M UART/USB Cap 350 nit
UEDX32480035E-WB-A 3.5" 320x480 IPS S3 (240M) 16M/8M UART/USB Cap 250 nit
UEDX24320035E-WB-A 3.5" 240x320 IPS S3 (240M) 16M/8M UART/USB Cap 340 nit
UEDX24320028E-WB-A 2.8" 240x320 IPS S3 (240M) 16M/8M UART/USB Cap 340 nit
UEDX24320024E-WB-A 2.4" 240x320 IPS S3 (240M) 16M/8M UART/USB Cap 300 nit
UEDX48480021-MD80ET 2.1" 480x480 IPS S3 (240M) 16M/8M UART Knob+Touch 300 nit
UEDX17320019E-WB-A 1.9" 170x320 IPS S3 (240M) 16M/8M UART/USB Cap 500 nit
Aurai Smart Ring 1P8 1.8" 466x466 AMOLED S3 (240M) 16M/8M USB Cap 700 nit
EchoEar Plus 1.8" 360x360 IPS S3 (240M) 16M/8M USB Cap 300 nit
UEDX46466018E-WB-A 1.75" 466x466 AMOLED S3 (240M) 16M/8M UART/USB Cap 700 nit
UEDX46460015-MD50E 1.5" 466x466 AMOLED S3 (240M) 16M/8M UART/USB Knob+Touch 1000 nit
UEDX46466015E-WB-A 1.5" 466x466 AMOLED S3 (240M) 16M/8M UART/USB Cap 450 nit
ESP32-S3 Round 1.85" 1.85" 360x360 TFT S3 (240M) 16M/8M USB/QSPI Cap 400 nit
UEDX24240013-MD50E 1.28" 240x240 IPS C3 (160M) 4M/400K UART Knob 300 nit

Note: Operating Voltage is 5V for all models. Interfaces typically support UART/USB for easy debugging.


Chip Comparison

Feature ESP32-P4 ESP32-S3 ESP32-C3
Positioning ๐Ÿš€ Flagship ๐ŸŒŸ Mainstream ๐Ÿ”˜ Entry
CPU Speed 400 MHz (Dual-Core) 240 MHz (Dual-Core) 160 MHz (Single-Core)
Display Iface MIPI-DSI (High Res) RGB / 8080 / SPI SPI / QSPI
Max Resolution 1280 x 800+ 800 x 480 240 x 240 / 320 x 240
Video Cap. โœ… H.264 HW Encoding โŒ N/A โŒ N/A
Wi-Fi Wi-Fi 6 (via C6 Co-proc) Wi-Fi 4 Wi-Fi 4


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