Comparison page

ADXL345 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.

ADXL345

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

ACS712

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

Specification Matrix

DimensionADXL345 ACS712

CategorySensorsSensors

MakerAnalog DevicesAllegro MicroSystems

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino

Price$1.00 - $3.50$1.00 - $3.00

Known Tradeoffs

ADXL345

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

ADXL345

Analog Devices

3-axis digital accelerometer with broad maker library support.

China-madeSensors84% confidence

ACS712

Allegro MicroSystems

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

China-madeSensors76% confidence