Comparison page

HLK-M30 vs RTL8720DN

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.

HLK-M30

Maker and embedded projects needing Wi-Fi 4 connectivity with Transparent serial and Module.

RTL8720DN

Maker and embedded projects needing 2.4 GHz Wi-Fi + 5 GHz Wi-Fi + BLE connectivity with Dual-band Wi-Fi and Ameba.

Specification Matrix

DimensionHLK-M30 RTL8720DN

CategoryWiFi MCUsWiFi MCUs

MakerHi-LinkRealtek

CoreEmbedded Wi-Fi MCUArm Cortex-M4 + Cortex-M0

ClockVendor module200 MHz class

WirelessWi-Fi 42.4 GHz Wi-Fi + 5 GHz Wi-Fi + BLE

Voltage3.3V3.3V

LibrariesNeeds verificationArduino

Price$1.50 - $3.00$2.00 - $4.00

Known Tradeoffs

HLK-M30

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

RTL8720DN

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

HLK-M30

Hi-Link

Wi-Fi module commonly used for serial transparent transmission and quick IoT connectivity in maker products.

China-madeWiFi MCUs72% confidence

RTL8720DN

Realtek

Dual-band Wi-Fi and Bluetooth development MCU used in AmebaD boards and maker wireless projects.

China-madeWiFi MCUs82% confidence