Comparison page

AHT10 vs PIR HC-SR501

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.

AHT10

Projects needing I2C and Humidity with a commonly available sensors part.

PIR HC-SR501

Projects needing Motion and PIR with a commonly available sensors part.

Specification Matrix

DimensionAHT10 PIR HC-SR501

CategorySensorsSensors

MakerAosongGeneric

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino, MicroPython

Price$0.50 - $1.50$0.80 - $3.00

Known Tradeoffs

AHT10

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

PIR HC-SR501

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

Open Individual Model Pages

AHT10

Aosong

I2C temperature and humidity sensor commonly sold as a compact low-cost breakout.

China-madeSensors76% confidence

PIR HC-SR501

Generic

Passive infrared motion sensor module used in smart lighting and occupancy detection projects.

China-madeSensors72% confidence