Comparison page

DHT22 vs INA219

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.

DHT22

Projects needing Temperature and Humidity with a commonly available sensors part.

INA219

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

Specification Matrix

DimensionDHT22 INA219

CategorySensorsSensors

MakerAosongTexas Instruments

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino, MicroPython

Price$1.50 - $3.50$1.50 - $4.00

Known Tradeoffs

DHT22

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

INA219

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

Open Individual Model Pages

DHT22

Aosong

Higher-range AM2302 temperature and humidity sensor used where DHT11 accuracy is insufficient.

China-madeSensors80% confidence

INA219

Texas Instruments

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

China-madeSensors86% confidence