Note:
- High-Performance MCU: Dual-core ESP32-S3 at 240MHz, Arduino / MicroPython / ESP-IDF compatible
- Advanced Wireless: 2.4GHz WiFi + BLE 5.0, 100m+ range with U.FL antenna support
- Efficient Power Management: Four power modes with 14μA deep sleep, integrated Li-ion charging
- Expanded 20 GPIOs: 9 extra 1.27mm pitch SMD castellation pins beyond standard XIAO nRF52840
- Universal Compatibility: Standard backside layout (with aligned battery pads, and debugger pads) for more to-be-released XIAO expansion boards
- Classic XIAO Form Factor: 21 x 17.8mm design with 2.54mm pin headers, single-sided mounting for wearables and space-constrained projects
- XIAO Accessory Add-ons Compatibility: Natively compatible with all the XIAO accessory add-ons of expansion, connectivity modules (LoRa, CAN_Bus, RS-485), sensors (2-Mic Array, Vision AI, mmWave Motion, Environmental sensing), and actuators (ePaper display, LED Matrix, relay and more).

Production-Ready Design with Fusion PCBA Support
Note:
XIAO SoM User Manual open-sources all hardware and software materials of XIAO, providing professional product design guidelines to help you accelerate ideas off the ground, streamline product design, providing a seamless experience from module selection to mass production. You can check here to see more info.

| Item | Seeed Studio XIAO ESP32-S3 | Seeed Studio XIAO ESP32-S3 Plus |
| Processor | ESP32-S3R8Xtensa LX7 dual-core, 32-bit processor that operates at up to 240 MHz | |
| Wireless | Complete 2.4GHz Wi-Fi subsystemBluetooth Low Energy 5.0 / Bluetooth Mesh | |
| Memory | On-chip 8MB PSRAM & 8MB Flash | On-chip 8MB PSRAM & 16MB Flash |
| Interface | 1x UART, 1x IIC, 1x SPI, 11x GPIOs (PWM), 9x ADC, 1x User LED, 1x Charge LED, 1x Reset button, 1x Boot button | 2x UART, 1x IIC, 1x IIS, 2x SPI, 18x GPIOs (PWM), 9x ADC, 1x User LED, 1x Charge LED, 1x B2B Connector, 1x Reset button, 1x Boot button |
| Dimensions | 21 x 17.8mm | |
| Power(Typ.) | Input voltage (Type-C): 5VInput voltage (BAT): 3.7V | |
| Circuit operating Voltage:- Type-C: 5V@19mA- BAT: 3.8V@22mA | Circuit operating Voltage:- Type-C: 5V@28mA- BAT: 3.8V@35mA | |
| Charging current:50mA(Fast) / 3.8mA(Trickle) | Charging current:100mA(Fast) / 0.9mA(Trickle) | |
| Low Power Consumption Model(Typ.) | Modem-sleep Mode: 3.8V/25 mALight-sleep Mode: 3.8V/2 mADeep Sleep Mode: 3.8V/14 μA | Modem-sleep Mode: 3.8V/31.6 mALight-sleep Mode: 3.8V/2.45 mADeep Sleep Mode: 3.8V/33.51 μA |
| Wi-Fi Enabled Power Consumption(Typ.) | Active Mode: 100 mA | Active Mode: 81 mA |
| BLE Enabled Power Consumption(Typ.) | Active Mode: 85 mA | Active Mode: 101 mA |
| Working Temperature | -40°C ~ 65°C | |
- Onboard

- PinOut

- Internet of Things
- Wearable devices
- Smart Homes
- Robotics
- Health monitoring
- Education
- ESP-Now Communication
- Low-Power(LP) networkin
| Seeed Studio XIAO ESP32-S3 Plus(Tape&Reel) | ×1 |
| HSCODE | 8543709990 |
| USHSCODE | 8517180050 |
| UPC | |
| EUHSCODE | 8543709099 |
| COO | CHINA |
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