Comparison page

BL602 vs ESP32-S3

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

BL602

Maker and embedded projects needing Wi-Fi 4 + BLE 5.0 connectivity with RISC-V and Low cost.

ESP32-S3

Maker and embedded projects needing Wi-Fi 4 + BLE 5.0 connectivity with AI Acceleration and USB OTG.

Specification Matrix

DimensionBL602 ESP32-S3

CategoryWiFi MCUsWiFi MCUs

MakerBouffalo LabEspressif Systems

Core32-bit RISC-VDual-core Xtensa LX7

Clock192 MHz240 MHz

WirelessWi-Fi 4 + BLE 5.0Wi-Fi 4 + BLE 5.0

Voltage3.3V3.3V

LibrariesArduinoArduino, MicroPython

Price$0.40 - $0.90$1.50 - $2.50

Known Tradeoffs

BL602

Module naming, flash size, and pin exposure vary by vendor board
English examples and library support should be verified before production use

ESP32-S3

Module naming, flash size, and pin exposure vary by vendor board
English examples and library support should be verified before production use

Open Individual Model Pages

BL602

Bouffalo Lab

Low-cost RISC-V Wi-Fi and Bluetooth LE MCU with strong interest among developers researching ESP8266 alternatives.

China-madeWiFi MCUs80% confidence

ESP32-S3

Espressif Systems

Dual-core Wi-Fi and Bluetooth LE MCU with vector instructions, native USB, camera, and display interfaces for AIoT devices.

China-madeWiFi MCUs98% confidence