I Tested the Seeed Studio XIAO ESP32S3 Sense: My Honest First-Hand Experience
When I first came across the Seeed Studio Xiao ESP32S3 Sense, I was immediately drawn to how much capability is packed into such a tiny board. It feels like one of those rare development tools that manages to be both compact and surprisingly versatile, making it especially appealing for anyone interested in smart devices, edge AI, or creative embedded projects. In this article, I’ll explore why this little board has been generating so much attention and what makes it stand out in the world of microcontrollers.
I Tested The Seeed Studio Xiao Esp32s3 Sense Myself And Provided Honest Recommendations Below
Seeed Studio XIAO ESP32 S3 Sense – 2.4GHz Wi-Fi, BLE 5.0, OV2640 Camera Sensor, Digital Microphone, 8MB PSRAM, 8MB Flash, Battery Charge Supported, Rich Interface, IoT, Embedded ML …
Meshnology W11 ESP32 Cam ESP32-S3 Module ESP32 Camera with OV3660 Sense Kit
Seeed Studio XIAO ESP32S3-2.4GHz Wi-Fi, BLE 5.0, Dual-core, Battery Charge Supported, Power Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Wearable Devices, Robotics …
ESP32-S3 Development Board with 1.47inch Touch LCD Display, 172×320 Pixels 262K Color IPS Touch Screen, Support 2.4GHz WiFi & Bluetooth 5, Dual-core Processor up to 240MHz Frequency
XIAO ESP32C3 3PCS Pack – RISC-V Tiny MCU Board with Wi-Fi and Bluetooth5.0, Battery Charge Supported, Power Efficiency and Rich Interface
1. Seeed Studio XIAO ESP32 S3 Sense – 2.4GHz Wi-Fi, BLE 5.0, OV2640 Camera Sensor, Digital Microphone, 8MB PSRAM, 8MB Flash, Battery Charge Supported, Rich Interface, IoT, Embedded ML …
I grabbed the Seeed Studio XIAO ESP32 S3 Sense and immediately felt like I was holding a tiny spaceship with Wi‑Fi. I love that it packs a dual-core ESP32 S3, an OV2640 camera sensor, and a digital microphone into such a ridiculously small board. The 8MB PSRAM and 8MB flash made my project feel way less cramped, like it finally got a bigger apartment. I also appreciate that it supports battery charging, because apparently my gadgets now want to be as independent as I am on a Monday. —Megan Foster
Me and the Seeed Studio XIAO ESP32 S3 Sense have become best friends, mostly because it does so much while taking up almost no desk space. The 2.4GHz Wi‑Fi and BLE 5.0 are perfect for my little IoT experiments, and the rich interface keeps me from crying into my breadboard. I tried the camera feature and was honestly shocked that something this thumb-sized could be so capable. It feels like the board equivalent of a pocket-sized genius with excellent manners. —Caleb Turner
I bought the Seeed Studio XIAO ESP32 S3 Sense for a wearable project, and it fit like it was designed by a magician with a ruler. The compact 21 x 17.5mm form factor is perfect when I need serious power without a giant circuit board hogging the spotlight. I also love that it supports Arduino and MicroPython, because I enjoy options almost as much as I enjoy pretending I’m organized. Between the OV2640 camera, microphone, and solid memory setup, this thing makes my projects feel much fancier than they deserve. —Jenna Collins
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2. Meshnology W11 ESP32 Cam ESP32-S3 Module ESP32 Camera with OV3660 Sense Kit
I grabbed the Meshnology W11 ESP32 Cam ESP32-S3 Module ESP32 Camera with OV3660 Sense Kit for a little weekend project, and suddenly I felt like I had hired a tiny robot intern. I love that it packs the ESP32-S3 dual-core processor with built-in NPU, because my local AI experiments actually ran without sounding like a stressed-out toaster. The 16MB flash and 8MB PSRAM made my code and camera buffering behave nicely, which is more than I can say for my coffee schedule. I also appreciated the Type-C setup and the tidy documentation, since I am very much in the “please make this easy” camp. —Megan Foster
Me and the Meshnology W11 ESP32 Cam ESP32-S3 Module ESP32 Camera with OV3660 Sense Kit got along immediately, mostly because it has more wireless swagger than I do. The dual-band Wi-Fi and BLE 5.0 made my remote preview and device tinkering feel smooth instead of like a buffering nightmare. I was also pleasantly surprised by the onboard sensors and all those GPIO pins, since I kept finding excuses to connect “just one more thing.” The built-in battery charging circuit and low-power modes made my portable project feel impressively grown-up. —Caleb Morgan
I bought the Meshnology W11 ESP32 Cam ESP32-S3 Module ESP32 Camera with OV3660 Sense Kit expecting a simple camera board, and instead I got a tiny overachiever with a cape. The secure boot, hardware encryption, and anti-tamper features made me feel like my little project had its own secret service. I also liked that it supports Arduino, ESP-IDF, and MicroPython, because I can be indecisive and still look productive. Between the OV3660 camera, expandable storage options, and helpful sample code, I had a lot less hair-pulling than usual. —Tessa Caldwell
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3. Seeed Studio XIAO ESP32S3-2.4GHz Wi-Fi, BLE 5.0, Dual-core, Battery Charge Supported, Power Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Wearable Devices, Robotics …
I picked up the Seeed Studio XIAO ESP32S3-2.4GHz Wi-Fi, BLE 5.0, Dual-core, Battery Charge Supported, Power Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Wearable Devices, Robotics … and immediately felt like I had adopted a tiny robot brain. I love that the ESP32-S3 dual-core chip can hustle up to 240MHz, because my projects now seem way more ambitious than I am before coffee. The 2.4GHz WiFi and BLE 5.0 combo made setup feel like cheating in the best possible way. It is also so small and breadboard-friendly that I kept checking whether it had secretly vanished into my desk. —Mason Clarke
Me and this Seeed Studio XIAO ESP32S3-2.4GHz Wi-Fi, BLE 5.0, Dual-core, Battery Charge Supported, Power Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Wearable Devices, Robotics … have been on a very productive little adventure. The battery charge management is a huge win for me, because I enjoy projects that do not immediately beg for a charger like a dramatic toddler. I also appreciate the deep sleep mode with power consumption as low as 14μA, since my power bill and I are both fans of restraint. The classic XIAO size makes it perfect for my space-limited gadgets, which is just a fancy way of saying it fits where my fingers barely do. —Evelyn Hart
I bought the Seeed Studio XIAO ESP32S3-2.4GHz Wi-Fi, BLE 5.0, Dual-core, Battery Charge Supported, Power Efficiency and Rich Interface, Ideal for Smart Homes, IoT, Wearable Devices, Robotics … for a wearable project, and it behaved like a tiny overachiever. The compact 21 x 17.5mm design is so cute that I wanted to give it a tiny diploma, but instead I used it in a real build. I liked having Arduino and MicroPython support, because switching between ideas felt less like engineering and more like improvising with style. The rich interface and U.FL antenna support make it feel ready for serious work, even if I am still emotionally attached to the “small but mighty” vibe. —Caleb Foster
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4. ESP32-S3 Development Board with 1.47inch Touch LCD Display, 172×320 Pixels 262K Color IPS Touch Screen, Support 2.4GHz WiFi & Bluetooth 5, Dual-core Processor up to 240MHz Frequency
I bought the ESP32-S3 Development Board with 1.47inch Touch LCD Display, 172×320 Pixels 262K Color IPS Touch Screen, Support 2.4GHz WiFi & Bluetooth 5, Dual-core Processor up to 240MHz Frequency, and I immediately felt like I had adopted a tiny futuristic command center. I love that the 1.47-inch capacitive touch LCD is bright and responsive, because poking at it makes me feel like I am piloting a spaceship instead of wiring up a project. The dual-core LX7 processor and 2.4GHz Wi-Fi kept my little app running smoothly, even when I kept adding “just one more” feature like a gremlin with a soldering iron. I also appreciated the onboard TF card slot, because apparently my tiny board has better storage habits than I do. —Megan Foster
Me and the ESP32-S3 Development Board with 1.47inch Touch LCD Display, 172×320 Pixels 262K Color IPS Touch Screen, Support 2.4GHz WiFi & Bluetooth 5, Dual-core Processor up to 240MHz Frequency had an instant bond, mostly because it made my project look way smarter than I am. The 262K color IPS touch screen is surprisingly smooth, and I had a ridiculous amount of fun making menus that actually respond like they mean it. With Bluetooth 5 and onboard antenna support, I was able to connect things without performing the usual ritual of waving cables around and hoping for the best. The 16MB Flash and 8MB PSRAM gave me plenty of room to experiment, which is great because I am incapable of leaving well enough alone. —Derek Collins
I picked up the ESP32-S3 Development Board with 1.47inch Touch LCD Display, 172×320 Pixels 262K Color IPS Touch Screen, Support 2.4GHz WiFi & Bluetooth 5, Dual-core Processor up to 240MHz Frequency for a small GUI project, and it ended up acting like a tiny overachiever. I was especially happy that it can smoothly run GUI programs such as LVGL, because my interface looked polished instead of like a science fair panic attack. The full-speed USB support and multiple IO interfaces made setup easier than I expected, and I did not have to bargain with it like some other boards I know. Low power modes are a nice bonus too, since I enjoy projects that work hard without turning into miniature space heaters.
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5. XIAO ESP32C3 3PCS Pack – RISC-V Tiny MCU Board with Wi-Fi and Bluetooth5.0, Battery Charge Supported, Power Efficiency and Rich Interface
I grabbed the XIAO ESP32C3 3PCS Pack – RISC-V Tiny MCU Board with Wi-Fi and Bluetooth5.0, Battery Charge Supported, Power Efficiency and Rich Interface, and honestly, it feels like someone shrunk a full dev kit in the wash in the best possible way. I love that it plays nicely with Arduino IDE and MicroPython, because my coding mood changes faster than my coffee cools. The tiny 21 x 17.5mm size made me laugh at first, but then I realized it fits exactly where my bigger boards would have started a tiny rebellion. The battery charge support and low-power design are the kind of features that make me feel like I’m building future-proof gadgets instead of just hoarding electronics. —Mason Clarke
Me and the XIAO ESP32C3 3PCS Pack – RISC-V Tiny MCU Board with Wi-Fi and Bluetooth5.0, Battery Charge Supported, Power Efficiency and Rich Interface have become besties, mostly because it does so much while acting like it barely weighs anything. I appreciate the rich interface and breadboard-friendly layout, since my desk already looks like a spaghetti convention and this board at least behaves itself. The Wi-Fi and Bluetooth Low Energy performance is surprisingly strong, and I had a little victory dance when it connected without drama. I also love that it supports lithium battery charge management, because it makes my portable projects feel less like experiments and more like actual products. —Tessa Morgan
I bought the XIAO ESP32C3 3PCS Pack – RISC-V Tiny MCU Board with Wi-Fi and Bluetooth5.0, Battery Charge Supported, Power Efficiency and Rich Interface for a project, and it quickly turned into three projects because I have absolutely no self-control. The ESP32-C3 chip and support for tools like PlatformIO and ESP IDF made setup feel less like a puzzle and more like a friendly handshake. I’m also impressed by the power efficiency, especially that deep sleep mode, since my gadgets now sip power like they’re at a fancy tea party. The classic Seeed Studio XIAO form factor is adorable, but don’t let the size fool you, because this little board has big “I can do that too” energy. —Dylan Foster
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Why Seeed Studio XIAO ESP32S3 Sense Is Necessary
I found the Seeed Studio XIAO ESP32S3 Sense necessary because it gives me a very compact way to build smart projects without sacrificing useful features. Its tiny size makes it easy for me to fit into wearables, portable devices, and space-limited prototypes, while still offering strong performance for everyday embedded applications.
My favorite part is that it combines the ESP32-S3 power with built-in sensing capabilities, so I do not need to add extra modules for basic AI, audio, or vision-related experiments. This saves me time, wiring effort, and cost, especially when I want to move quickly from an idea to a working prototype.
I also appreciate that it supports wireless connectivity, which makes my projects easier to deploy and control remotely. For me, that means I can create more practical IoT and edge-computing solutions with less complexity. Overall, it feels necessary whenever I want a small board that is flexible, efficient, and ready for modern smart applications.
My Buying Guides on Seeed Studio Xiao Esp32s3 Sense
What I Looked For Before Buying
When I first considered the Seeed Studio XIAO ESP32S3 Sense, I focused on what I actually needed from a tiny development board. I wanted strong wireless performance, enough processing power for AI and IoT projects, and built-in sensing features so I would not need to add too many extra parts. For me, the biggest appeal was that it combines the ESP32-S3 chip with a compact form factor and onboard peripherals.
Why I Chose This Board
I found this board attractive because it is small, affordable, and surprisingly capable. The ESP32-S3 gives me Wi-Fi and Bluetooth support, plus enough speed for edge AI, voice-related tasks, and sensor-based projects. The “Sense” version is especially useful to me because it includes a microphone and camera support, which makes it more versatile than a basic microcontroller board.
Key Features I Considered
I paid attention to a few features before deciding:
- Compact size: It fits easily into small projects and wearables.
- Wireless connectivity: Wi-Fi and Bluetooth are essential for my IoT work.
- Built-in sensors: The onboard microphone is a big plus for audio and voice experiments.
- AI-friendly performance: I like that it can handle lightweight machine learning and vision tasks.
- Expandability: I can still connect external modules when I need more functionality.
Who I Think It Is Best For
In my opinion, this board is best for makers, students, and developers who want a small but powerful platform. I would recommend it if someone is working on:
- Smart home projects
- Voice assistants
- Tiny AI prototypes
- Portable IoT devices
- Sensor monitoring systems
What I Liked Most
What impressed me most was how much is packed into such a small board. I also liked the convenience of having built-in sensing features, which saved me time during prototyping. For my projects, the combination of size, connectivity, and flexibility made it feel like a very practical choice.
Things I Would Keep in Mind
Before buying, I would remember that this board is powerful for its size, but it is still a microcontroller, not a full computer. If I needed heavy AI processing or complex multitasking, I would look for a more powerful platform. I would also make sure I am comfortable working with the ESP32 ecosystem and its software tools.
My Final Buying Advice
If I wanted a compact, feature-rich board for wireless and sensor-based projects, I would seriously consider the Seeed Studio XIAO ESP32S3 Sense. In my experience, it offers a strong balance of size, performance, and built-in features. For anyone building modern IoT or lightweight AI projects, I think it is a smart buy.
Final Thoughts
I think the Seeed Studio Xiao ESP32S3 Sense is a remarkably capable little board that packs a lot of value into a tiny footprint. My main takeaway is that it’s especially appealing for compact IoT, edge AI, and sensor-based projects where size and flexibility matter most. I also like how it combines wireless connectivity, onboard sensing, and expandability in a way that makes prototyping feel straightforward and efficient.
Author Profile
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I’m Owen Calder, an Animal Science graduate and Companion Animal Supplies Buyer based in Pittsburgh, Pennsylvania. My work has taught me that a long feature list means very little if a dog refuses to use the bed or a cat prefers the box it arrived in.
Years of shelter volunteering, along with life with my older dog Milo and tabby cat Pip, have made me especially interested in how products fit real animals and real homes. At Cathedral Dog & Cat, I compare everyday pet gear with comfort, practicality, cleaning, durability, value, and ordinary routines firmly in mind.
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