Category index
WiFi MCUs
WiFi MCUs index with 30 parts, covering Wi-Fi 4, BLE, BLE 5.0, Wi-Fi 6.
Decision Filters
Best-Covered Parts
These entries currently have the strongest confidence signals in this category. Use them as the first editorial pass before expanding weaker records with better source coverage and pinout notes.
WiFi MCUs Parts
ESP32
Espressif Systems
Classic dual-core Wi-Fi and Bluetooth MCU that remains one of the most searched and widely supported maker wireless chips.
ESP32-S3
Espressif Systems
Dual-core Wi-Fi and Bluetooth LE MCU with vector instructions, native USB, camera, and display interfaces for AIoT devices.
ESP32-C3
Espressif Systems
Single-core RISC-V Wi-Fi and Bluetooth LE MCU used for compact, low-cost IoT devices and ESP8266 replacement designs.
ESP8266
Espressif Systems
Legacy but extremely popular Wi-Fi MCU with huge maker search volume and broad Arduino support.
ESP32-C6
Espressif Systems
RISC-V Wi-Fi 6, Bluetooth LE, Zigbee, and Thread MCU aimed at Matter-ready smart home devices.
ESP32-S2
Espressif Systems
Single-core Wi-Fi MCU with native USB and strong security features but without Bluetooth.
ESP32-H2
Espressif Systems
RISC-V Bluetooth LE, Zigbee, and Thread MCU for low-power Matter accessories without Wi-Fi.
ESP32-C2
Espressif Systems
Entry-level RISC-V Wi-Fi and Bluetooth LE MCU designed for simple connected products and cost-sensitive modules.
ESP32-C5
Espressif Systems
RISC-V dual-band Wi-Fi 6 and Bluetooth LE MCU for modern IoT products that need 2.4 GHz and 5 GHz support.
RTL8720DN
Realtek
Dual-band Wi-Fi and Bluetooth development MCU used in AmebaD boards and maker wireless projects.
BL602
Bouffalo Lab
Low-cost RISC-V Wi-Fi and Bluetooth LE MCU with strong interest among developers researching ESP8266 alternatives.
BL616
Bouffalo Lab
RISC-V wireless MCU with Wi-Fi 6, Bluetooth LE, Zigbee, Thread, and Matter-oriented connectivity.