Comparison page

MLX90614 vs SCD30

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.

MLX90614

Projects needing IR temperature and Non-contact with a commonly available sensors part.

SCD30

Projects needing CO2 and Humidity with a commonly available sensors part.

Specification Matrix

DimensionMLX90614 SCD30

CategorySensorsSensors

MakerMelexisSensirion

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduinoArduino

Price$8.00 - $20.00$35.00 - $60.00

Known Tradeoffs

MLX90614

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

SCD30

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

Open Individual Model Pages

MLX90614

Melexis

Infrared temperature sensor used for non-contact temperature measurement projects.

China-madeSensors78% confidence

SCD30

Sensirion

CO2, temperature, and humidity module used for higher-quality indoor air monitoring.

China-madeSensors86% confidence