Seeed Studio XIAO ESP32 S3 Sense

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84%
91%
Value for Money
88%
Performance
85%
Build Quality
78%
Wireless Range
90%
Camera Performance
84%
Ease of Setup
80%
Software & Firmware Support
87%
Compatibility with Development Tools
92%
Size and Portability
65%
Documentation
88%
Connectivity Options
77%
Customer Support
More

Overview

The Seeed Studio XIAO ESP32 S3 Sense is a compact and powerful development board designed for a wide range of projects. This ESP32 board is equipped with both Wi-Fi and BLE 5.0 connectivity, making it suitable for IoT applications and other wireless communication needs. With 8MB of PSRAM and 8MB of Flash memory, it provides ample space for your code and data. Its small size and versatile capabilities make this development board a great choice for embedded machine learning and wearable device projects, all while maintaining ease of use and efficiency.

Features & Benefits

This development board boasts a dual-core ESP32 S3 processor running at 240 MHz, which ensures smooth performance across various tasks. A detachable OV2640 camera sensor with high-resolution imaging adds to its versatility, especially for camera-based applications. The board supports a U.FL antenna for extended wireless range, with over 100 meters of reliable communication. For easy power and data handling, it comes with a USB-C interface. Additionally, compatibility with both Arduino and MicroPython enables developers to work in familiar environments while maintaining flexibility.

Best For

This ESP32 board is ideal for developers focused on embedded systems, particularly those working with IoT or machine learning. Its compact size and powerful features make it a perfect option for hobbyists, makers, and engineers seeking a versatile platform for prototyping. Whether you’re building a wireless sensor network or integrating advanced machine learning models, this development board supports your needs. It also excels in projects requiring camera-based functionality or wearable devices, offering an easy way to integrate high-quality imaging into your designs.

User Feedback

Users appreciate the small form factor of this development board, making it easy to incorporate into compact projects. Many have highlighted its versatility in various use cases, from IoT to machine learning applications. However, some users have noted that the documentation could be more detailed, especially for beginners. The camera sensor’s performance has received mostly positive reviews, with users praising its clarity. A few users mentioned wireless range issues in environments with significant interference, though this is usually resolved with proper antenna placement.

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Pros

  • Compact design makes it easy to fit into space-constrained projects.
  • Supports both Wi-Fi and BLE 5.0, offering versatile wireless communication options.
  • The 8MB PSRAM and 8MB Flash memory are sufficient for most small-to-medium IoT applications.
  • Ideal for makers and hobbyists working on embedded ML and IoT prototypes.
  • The detachable OV2640 camera sensor provides good resolution for imaging tasks.
  • Compatible with both Arduino and MicroPython, making it accessible for various skill levels.

Cons

  • Some users find the documentation lacking, making it harder for beginners to get started.
  • Wireless range can be inconsistent in environments with heavy interference.
  • Limited memory capacity may not support very complex projects or applications.
  • Lack of detailed support and tutorials might slow down development for newcomers.
  • Build quality concerns have been noted, especially when used in rugged environments.
  • Not suitable for users needing high-end, heavy-duty development boards for large-scale projects.

Ratings

After analyzing authentic user reviews worldwide across various platforms and languages, we've compiled the overall feedback for this development board. Our ratings reflect a balanced perspective, highlighting both the strengths and common pain points mentioned by users. All reviews considered were verified, with spam, incentivized, or duplicate entries filtered out to ensure the highest quality feedback was used in determining these scores.

Value for Money
91%
Many users highlight the affordable price point for a development board offering such high-end features. The combination of Wi-Fi, BLE 5.0, and decent memory makes it a competitive option for various IoT and machine learning projects without breaking the bank.
Some buyers feel that while the price is attractive, the documentation and setup process could be more comprehensive to justify the value. A few also mention the occasional need for additional accessories to get the most out of the board.
Performance
88%
Users have praised the board's smooth performance, especially the dual-core ESP32 S3 processor running at 240 MHz. It's noted for handling IoT tasks and embedded ML applications well, with efficient wireless connectivity and fast data handling capabilities.
While generally fast, some users report occasional lag or hiccups when handling more complex tasks or high-bandwidth operations. A few also mention that the board can feel underpowered for very resource-intensive projects.
Build Quality
85%
The compact design and solid construction make the board feel robust and durable despite its small size. Users appreciate how it fits neatly into tight project spaces, making it a reliable option for long-term use in various environments.
A small number of users report that the board's lightweight build, while convenient, might not be as sturdy as some larger development boards. Some mention concerns about its resilience in more rugged or industrial use cases.
Wireless Range
78%
22%
The U.FL antenna support is well-received for providing extended wireless range, especially in environments where connectivity needs to cover larger areas. Many users appreciate the stable signal strength for typical IoT applications.
Despite the U.FL antenna, some users find that the wireless range can be inconsistent in certain environments. Interference from other devices or obstacles often leads to diminished performance, especially at the higher limits of the claimed range.
Camera Performance
90%
Users are impressed with the detachable OV2640 camera sensor, which provides clear, high-resolution images. It's a popular feature among those developing camera-based projects, with users often mentioning its ease of integration and solid image quality.
A few users wish the camera's resolution were even higher for more detailed imaging in specific applications. Some also mention that low-light performance could be improved for certain use cases.
Ease of Setup
84%
Users find the setup process fairly straightforward, especially with the compatibility with Arduino and MicroPython. The USB-C interface is a big plus for making power and data connections simpler and more reliable.
A common complaint is that the setup documentation could be more detailed. Some users report confusion during initial configuration and a need for clearer instructions or step-by-step guides.
Software & Firmware Support
80%
20%
Many appreciate the broad software support, with compatibility for both Arduino and MicroPython. This versatility allows for diverse development and integration into various projects, making it easier to find solutions for different use cases.
Some users feel that the software ecosystem could be more polished. A few mention bugs or limitations in the available libraries or require more frequent updates to keep up with evolving development trends.
Compatibility with Development Tools
87%
The board works seamlessly with popular development tools like Arduino and MicroPython, making it a great option for both beginners and seasoned developers. Many users appreciate how easily they can integrate it into existing workflows.
A small group of users encounters occasional compatibility issues with specific IDEs or external hardware. While not a widespread problem, it can cause some frustration for those relying on niche development environments.
Size and Portability
92%
The compact design of this ESP32 board is frequently highlighted as one of its best features. It's small enough to fit into tight spaces and portable enough to be used in mobile or wearable projects, making it an excellent choice for travel or remote projects.
Although its size is generally seen as a benefit, a few users feel that the small form factor compromises some expandability. The limited space can make it more difficult to add additional components or accessories.
Documentation
65%
35%
Some users find the existing documentation helpful for getting started, especially with the support for common development environments like Arduino and MicroPython.
A recurring complaint is the lack of detailed, step-by-step guides and tutorials. Many feel that the documentation doesn't fully cover all use cases or address common setup issues, leaving users to search for third-party resources.
Connectivity Options
88%
The inclusion of both Wi-Fi and BLE 5.0 support ensures strong and reliable wireless communication. Users often highlight how versatile this makes the board for IoT applications, with excellent performance in both short and long-range communication scenarios.
A few users report that the performance of Bluetooth connectivity can be inconsistent in certain environments, especially in areas with heavy interference. Some also wish for more robust 5GHz Wi-Fi support for higher data throughput.
Customer Support
77%
23%
Some users have had positive experiences with the customer support team, praising their responsiveness and willingness to help resolve issues. The support forums and online communities also provide valuable additional resources.
Others have reported slower response times or less helpful advice from customer support. Some users feel that getting assistance for more advanced technical issues can be challenging, especially with more niche development problems.

Suitable for:

The Seeed Studio XIAO ESP32 S3 Sense is an excellent choice for embedded developers working on IoT and machine learning applications. Its compact size and powerful features make it ideal for makers and hobbyists who need a versatile board for smaller-scale projects, especially those requiring wireless communication. For example, this device is well-suited for students or engineers working on prototypes that involve Bluetooth or Wi-Fi connectivity. Additionally, it serves well for camera-based or wearable projects, where a small footprint and high-resolution camera are essential. Its compatibility with Arduino and MicroPython further adds to its appeal, making it an accessible option for a wide range of developers.

Not suitable for:

However, the Seeed Studio XIAO ESP32 S3 Sense may not be the best choice for users seeking a high-end development board for intensive, resource-heavy projects. Those requiring large memory capacities or more powerful processing for complex tasks may find the board underwhelming. It's also not the ideal option for users needing extensive documentation or support, as some users have mentioned that the available resources can be sparse. Additionally, while the wireless range is decent, those needing consistently strong connections in large or heavily-interfered environments might encounter limitations. It may not be a good fit for industrial or heavy-duty applications where durability and expanded connectivity options are crucial.

Specifications

  • Processor: Dual-core ESP32 S3 processor running at 240 MHz, offering enhanced performance for IoT and embedded machine learning tasks.
  • Memory: Equipped with 8MB of PSRAM and 8MB of Flash memory, suitable for a wide range of development applications.
  • Camera: Detachable OV2640 camera sensor with a 1600x1200 resolution, designed for high-resolution imaging in various projects.
  • Wireless Connectivity: Supports Wi-Fi 2.4GHz and BLE 5.0, ensuring robust wireless communication for IoT applications.
  • Antenna: Includes U.FL antenna support for extended wireless range, capable of reaching distances over 100 meters in optimal conditions.
  • USB Interface: Features a USB-C interface for easier power and data connectivity, ensuring a reliable connection for development.
  • Development Platforms: Compatible with both Arduino and MicroPython, allowing for versatile programming and project customization.
  • Dimensions: Compact size of 21 x 17.5mm, making it ideal for embedded systems and wearable applications.
  • Weight: Weighs only 0.704 ounces, offering a lightweight solution for portable and embedded use cases.
  • I/O Ports: Includes several I/O ports for connecting external sensors, actuators, and other peripherals in your projects.
  • Power Supply: Powered via the USB-C connection, ensuring stable power delivery for the board’s operations.
  • Camera Performance: The camera delivers clear images at 1600x1200 resolution, suitable for projects involving image recognition or real-time monitoring.
  • Processing Power: The 240 MHz clock speed of the ESP32 S3 processor ensures efficient handling of both simple and complex tasks.
  • Software Compatibility: Supports a wide range of software libraries and frameworks compatible with both Arduino and MicroPython.
  • Operating Voltage: Operates at a voltage range compatible with typical 3.3V systems, ideal for most embedded electronics projects.
  • External Storage: Supports external storage expansion, enabling more complex applications requiring additional storage space.
  • Build Quality: Compact yet durable build, designed to withstand typical usage in embedded systems and small-scale prototypes.
  • Use Cases: Ideal for IoT, machine learning, and camera-based applications, making it suitable for hobbyists and developers working on a wide range of embedded projects.

FAQ

The Seeed Studio XIAO ESP32 S3 Sense is a compact development board that combines a dual-core processor, Wi-Fi, BLE 5.0 support, and a detachable OV2640 camera. It's designed for IoT, machine learning, and wearable projects, making it versatile for a variety of embedded applications.

Setting up this board is straightforward. Connect it to your computer using the USB-C interface, install necessary drivers, and start programming with platforms like Arduino or MicroPython. You can use the board for development with both simple and complex projects involving wireless communication or camera-based applications.

This ESP32 board features a dual-core 240 MHz processor, 8MB of PSRAM, and 8MB of Flash memory. It supports Wi-Fi (2.4 GHz) and BLE 5.0, making it ideal for wireless communication. Additionally, it includes a detachable OV2640 camera with a 1600x1200 resolution, and it offers a U.FL antenna for extended wireless range.

Yes, this board is fully compatible with both Arduino and MicroPython, offering flexibility for developers. Whether you're a beginner or an experienced maker, you can use either platform to write your code and control the board.

The board is perfect for a wide range of IoT projects, machine learning tasks, and wearable applications. It is especially suited for projects that need both camera functionality and wireless communication, such as remote sensing, security systems, or smart devices.

With the U.FL antenna, this development board can achieve a wireless range of over 100 meters, depending on the environment and obstacles. It provides excellent range for many indoor and outdoor applications, but some interference in crowded or enclosed spaces may reduce the effective range.

Yes, the OV2640 camera sensor is detachable, giving you the flexibility to replace it with another sensor or remove it if it's not needed for your project. This feature makes it adaptable for various applications where camera functionality may or may not be required.

While the 8MB of PSRAM and 8MB of Flash memory are sufficient for many small to medium-sized projects, users working on larger applications with high memory demands may find the memory capacity limiting. For such applications, consider using a board with more RAM or Flash.

While the U.FL antenna supports an extended wireless range, some users have reported inconsistent performance in areas with significant interference or obstacles. To optimize wireless communication, make sure you're in an open space or use a stronger antenna if required.

While the Seeed Studio XIAO ESP32 S3 Sense is compatible with popular development platforms, some users have mentioned that the documentation could be more detailed. Beginners might need to rely on community forums and external tutorials to fully understand how to leverage the board's features.