Why Add a GPS Module to Your Drone?

Adding a drone GPS tracker or navigation module transforms your aircraft from a simple flyer into an intelligent platform:

Position Hold: 

The drone maintains its hover point automatically, even in windy conditions, by calculating its exact global coordinates.

Return-to-Home (RTH): 

If you lose signal or your battery runs low, a GPS-enabled drone can automatically navigate back to its takeoff point.

Waypoint Missions: 

Advanced flight controllers use GPS data to follow a pre-planned flight path, essential for mapping and agricultural surveys.

How to Choose the Right GPS Sensor

When looking for a GPS module price or comparing performance, consider these three factors:

Satellite Support: 

Look for modules that support multi-constellation systems (GPS, GLONASS, Galileo, BeiDou). The more satellites a module can track, the faster your drone GPS will lock onto a position.

Size and Weight: 

If you are building a racing quad, you need a mini drone GPS or the smallest GPS module available to keep your aircraft agile and light.

Compatibility: 

Ensure your GPS module uses the standard UART (Universal Asynchronous Receiver-Transmitter) protocol to communicate with your flight controller.

GPS Pricing Guide

Prices for GPS hardware vary significantly based on the update frequency (Hz) and the presence of an integrated compass (magnetometer).

Budget/Entry-Level: 

Basic modules are perfect for learners or low-cost projects. These are often the most cheap GPS drone components available.

Mid-Range: 

These modules offer faster refresh rates and better accuracy, making them the best GPS drone choice for casual aerial photography.

Professional: 

High-end units are used for surveying and heavy-lift drones where precision within centimeters is required.