Comparison page

MPU9250 vs ACS712

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.

MPU9250

Projects needing 9-axis IMU and Orientation with a commonly available sensors part.

ACS712

Projects needing Current and Hall effect with a commonly available sensors part.

Specification Matrix

DimensionMPU9250 ACS712

CategorySensorsSensors

MakerTDK InvenSenseAllegro MicroSystems

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduinoArduino

Price$3.00 - $8.00$1.00 - $3.00

Known Tradeoffs

MPU9250

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

ACS712

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

Open Individual Model Pages

MPU9250

TDK InvenSense

9-axis IMU module combining accelerometer, gyroscope, and magnetometer for orientation projects.

China-madeSensors82% confidence

ACS712

Allegro MicroSystems

Hall-effect current sensor module used for AC/DC current measurement projects.

China-madeSensors76% confidence