Comparison page

BH1750 vs DHT11

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.

BH1750

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

DHT11

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

Specification Matrix

DimensionBH1750 DHT11

CategorySensorsSensors

MakerROHMAosong

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino, MicroPython

Price$0.80 - $2.50$0.40 - $1.00

Known Tradeoffs

BH1750

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

DHT11

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

Open Individual Model Pages

BH1750

ROHM

Digital ambient light sensor module with a simple I2C interface.

China-madeSensors82% confidence

DHT11

Aosong

Low-cost digital temperature and humidity sensor module used in beginner Arduino projects.

China-madeSensors78% confidence