CGM
Continuous Glucose Monitoring (CGM) Sensors
CGM Sensor Comparison
What is the difference between Dexcom and Freestyle Libre sensors?
| Feature | Dexcom ONE+ | Dexcom G7 | FreeStyle Libre 2 |
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| Sensor Lifespan | Up to 10 days | Up to 10 days | Up to 14 days |
| Warm-up Time | 30 minutes | 30 minutes | 60 minutes |
| Water Resistance | 2.4m - up to 24 hours | 2.4m - up to 24 hours | 1m - up to 30 minutes |
| Real-time Readings | Yes, automatic | Yes, automatic | Yes, reading every minute sent to smartphone |
| Alerts |
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| Apps |
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| Age Range | For all ages | For all ages | Ages 4 and older |
| Key Features |
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* Finger pricks required for diabetes treatment decisions if symptoms or expectations do not match readings.
†Finger pricks are required if glucose readings and alarms do not match symptoms or expectations.
†Finger pricks are required if glucose readings and alarms do not match symptoms or expectations.