Comparison page

CH343P vs WH-GM5

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.

CH343P

Projects needing USB UART and Low cost with a commonly available communication part.

WH-GM5

Projects needing 4G Cat.1 and LuatOS with a commonly available communication part.

Specification Matrix

DimensionCH343P WH-GM5

CategoryCommunicationCommunication

MakerWCHLuatOS / OpenLuat

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesNeeds verificationNeeds verification

Price$0.30 - $0.90$6.00 - $15.00

Known Tradeoffs

CH343P

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

WH-GM5

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

Open Individual Model Pages

CH343P

WCH

Newer WCH USB-to-UART bridge used in compact modern development boards.

China-madeCommunication78% confidence

WH-GM5

LuatOS / OpenLuat

OpenLuat 4G Cat.1 module used in Chinese maker and IoT telemetry projects.

China-madeCommunication72% confidence