Are these stamp-sized ESP32 boards a clever way to shrink your project, or just a small headache waiting to happen? In my last video, I tried to bridge 36,000 km using one of these small boards — and it didn’t go well. So today, let’s test a bunch of them and see which ones are actually worth using. My second channel: Links: C3-2: C3-3, H2-2, S3-1, S3-2, C3-4: C3-1, C6-2, S3-3, H2-1: C3-5: C3-6: Seeed Studio: S3: C3: or ESP32 conventional mini: Keyes ESP32 Devkit: XIAO Boards: RP2040: Comparison sheet: Patreon supporter companies: The links above are usually affiliate links that support the channel (at no additional cost to you). Supporting Material and Blog Page: GitHub: My Patreon Page: Discord: If you want to support the channel, please use the links below to start your shopping. No additional charges for you, but I get a commission on your purchases to buy new stuff for the channel My shop: For Banggood For AliExpress: For AliExpress: (just go on from here to your product) For Amazon US: For : For Amazon UK: For : I am no longer on X As an Amazon Associate, I earn from qualifying purchases