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XIAO Display Gadgets Series

XIAO ESP32-S3 Series

XIAO nRF52840 Series

Introduction

The XIAO Display Gadgets series is a family of compact expansion boards that pair a Seeed Studio XIAO main controller with a small color LCD. Six models are available across three screen sizes — 0.96", 1.14", and 1.47" — and two XIAO controllers — the XIAO ESP32-S3 Plus and the XIAO nRF52840 Plus — ranging from a pocket-friendly 80×160 display to a 172×320 capacitive-touch display with MicroSD storage.

Product Comparison

SpecificationXIAO ESP32-S3 Plus SeriesXIAO nRF52840 Plus Series
1.47''1.14''0.96''1.47''1.14''0.96''
Product PositioningTouch & Full InteractionSensing & ExpansionUltra-CompactTouch & Full InteractionSensing & ExpansionUltra-Compact
Core ControllerSeeed Studio XIAO ESP32-S3 PlusSeeed Studio XIAO nRF52840 Plus
ProcessorESP32-S3R8, Dual-Core, up to 240 MHzNordic nRF52840, ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz
Memory8 MB PSRAM + 16 MB Flash256 KB RAM + 1 MB internal Flash + 2 MB onboard Flash
Wireless Connectivity2.4 GHz Wi-Fi + BLE 5.0BLE 5.4
Display Type1.47" IPS TFT LCD1.14" IPS TFT LCD0.96" IPS TFT LCD1.47" IPS TFT LCD1.14" IPS TFT LCD0.96" IPS TFT LCD
Resolution172 × 320135 × 24080 × 160172 × 320135 × 24080 × 160
Display DriverJD9853AST7789ST7789JD9853AST7789ST7789
Display InterfaceSPI
Touch InputCapacitive TouchNoNoCapacitive TouchNoNo
6-Axis IMUYes
PDM Digital MicrophoneYes
MicroSD Card SlotYesNoNoYesNoNo
Grove I2C ConnectorNoYesNoNoYesNo
User Buttons232232
Battery Connector2-pin JST, 3.7 V LiPo2-pin JST 2.0 Connector for 3.7 V LiPo
Battery MonitoringBattery voltage monitoring via D16 ADC; battery level can be estimated from the measured voltage. Battery status detection is not supported.Battery status detection supported; battery voltage can also be monitored for battery-level estimation.
Expansion Interfaces1x I2C pads
1x I2S pads
1x SWD pads
2x user-button pads
1x Grove I2C Connector
1x I2C pads
1x I2S pads
1x SWD pads
3x user-button pads
1x I2C pads
1x I2S pads
1x I2C pads
1x I2S pads
1x SWD pads
2x user-button pads
1x Grove I2C Connector
1x I2C pads
1x I2S pads
1x SWD pads
3x user-button pads
1x I2C pads
1x I2S pads
Board Size26.4 × 51.4 × 12.6 mm26 × 48 × 10.6 mm18.8 × 43.6 × 10.6 mm26.4 × 51.4 × 12.6 mm26 × 48 × 10.6 mm18.8 × 43.6 × 10.6 mm
Best ForTouch UI, portable HMI, local media & data loggingSensor dashboards, Grove projects, physical controllersTiny IoT devices, wearables, status displaysTouch UI, portable HMI, local media and data loggingPortable sensor displays, Grove devices, physical controllersSmart badges, tiny wearables, BLE status displays
Power Consumption (Dashboard)130.53 mA @ 3.7 V160.05 mA @ 3.7 V159.76 mA @ 3.7 V83.32 mA @ 3.7 V39.07 mA @ 3.7 V28.69 mA @ 3.7 V
note

Power consumption is measured with a Nordic Power Profiler Kit II (PPK2) in Source meter mode, supply voltage set to 3.7 V, sampling 100 samples per second for 60 seconds. Values are the 60-second average while running the factory Dashboard firmware.

How to Choose

Pick a model in two steps: first choose the controller, then choose the screen size.

Step 1: Choose the Controller

Every screen size is available with either controller, and the display hardware — screen, touch, MicroSD, buttons, and onboard sensors — is identical between the two variants. The only difference is the XIAO on board.

XIAO ESP32-S3 PlusXIAO nRF52840 Plus
Wireless2.4 GHz Wi-Fi + BLE 5.0BLE 5.4
Memory8 MB PSRAM + 16 MB Flash256 KB RAM + 1 MB internal Flash + 2 MB onboard Flash
Best forWi-Fi-connected IoT devices and data dashboardsBattery-powered, BLE-focused wearables and sensor nodes
  • Pick the ESP32-S3 Plus when you need Wi-Fi connectivity or more memory — for example pushing sensor data to the cloud, a remote dashboard, or a wireless IoT prototype.
  • Pick the nRF52840 Plus for a low-power BLE design where battery life matters — for example smart badges, BLE status displays, or long-running wearable sensors.

Step 2: Choose the Screen Size

Once you have settled on a controller, choose the screen size based on the features you need:

  • 1.47" — the only size with a capacitive touchscreen and MicroSD storage. Choose it for touch-driven HMIs, portable photo frames, SD audio recording, or local media and data logging.
  • 1.14" — a mid-size screen with three user buttons and a Grove I2C connector. Choose it for sensor displays, Grove projects, or physical controllers where you want a balance of compactness and expandability.
  • 0.96" — the smallest form factor. Choose it for wearables and space-constrained designs such as smart badges or keychain gadgets.

Shared Features

All six models share the same onboard hardware:

  • Color IPS TFT LCD (SPI) — 80×160, 135×240, or 172×320 depending on the screen size
  • PDM digital microphone
  • 6-axis IMU (LSM6DS3, 3-axis accelerometer + 3-axis gyroscope)
  • User buttons — 2 or 3, depending on the model
  • 2-pin JST connector for a 3.7 V LiPo battery
  • Battery voltage detection (the nRF52840 models additionally detect charging status)

All models are programmed with the Arduino IDE using Seeed's Seeed_GFX2 graphics library.

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