Comparison page

INA219 vs QMC5883L

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.

INA219

Projects needing Current and Voltage with a commonly available sensors part.

QMC5883L

Projects needing China-made and Compass with a commonly available sensors part.

Specification Matrix

DimensionINA219 QMC5883L

CategorySensorsSensors

MakerTexas InstrumentsQST

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino

Price$1.50 - $4.00$0.60 - $2.00

Known Tradeoffs

INA219

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

QMC5883L

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

Open Individual Model Pages

INA219

Texas Instruments

I2C current and bus voltage monitor widely used for power measurement modules.

China-madeSensors86% confidence

QMC5883L

QST

China-made magnetometer often sold as a replacement on HMC5883L-labelled compass boards.

China-madeSensors72% confidence