Comparison page

HC-SR04 vs QMI8658

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.

HC-SR04

Projects needing Distance and Ultrasonic with a commonly available sensors part.

QMI8658

Projects needing China-made and 6-axis IMU with a commonly available sensors part.

Specification Matrix

DimensionHC-SR04 QMI8658

CategorySensorsSensors

MakerGenericQST

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino

Price$0.80 - $2.00$0.80 - $2.00

Known Tradeoffs

HC-SR04

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

QMI8658

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

Open Individual Model Pages

HC-SR04

Generic

Classic ultrasonic distance sensor module used in robotics obstacle detection and beginner projects.

China-madeSensors78% confidence

QMI8658

QST

China-made 6-axis IMU frequently found on modern low-cost ESP32 development boards.

China-madeSensors76% confidence