Dexcom G7 vs Libre 3 – Which CGM Is Better?
Dexcom G7 vs Libre 3
Continuous glucose monitors have become one of the most popular tools for managing diabetes. Two of the most widely used CGM systems are the Dexcom G7 and the FreeStyle Libre 3.
Both devices provide real-time glucose readings and eliminate the need for frequent fingerstick testing, but they differ in several ways including sensor design, app features, and cost.
Dexcom G7 Overview
The Dexcom G7 is one of the newest CGM systems available. It combines the sensor and transmitter into one small wearable device and provides real-time glucose readings directly to your smartphone.
Key features include:
- Real-time glucose monitoring
- Customizable glucose alerts
- Small all-in-one sensor design
- Smartphone app connectivity
FreeStyle Libre 3 Overview
The FreeStyle Libre 3 is known for its very small sensor and continuous glucose updates directly to the mobile app.
Key features include:
- Continuous glucose updates every minute
- Very small sensor design
- Optional glucose alarms
- Smartphone app monitoring
Dexcom G7 vs Libre 3: Key Differences
Both systems are highly accurate and widely used by people with diabetes.
Some differences include:
- Dexcom offers more customizable alerts
- Libre 3 sensors are typically smaller
- Both devices provide smartphone monitoring
- Both systems eliminate routine fingerstick testing
Shop CGM Sensors
You can explore both CGM options here: