Difference between gs3 and gs2

GS 2 :

•   Not currently integrated with an insulin pump, but has the technology in place for the future.
•   Classed as an iCGM
•   Uses Bluetooth technology
•   14 day sensor
•   No calibration required
•   Has high and low alerts
•   Approved for ages 4 and up
•   Has data share app
•   MARD of 9.2%

GS 3:

• Uses Bluetooth technology
• Not currently integrated with an insulin pump, but has the technology in place for the future.
• Sends readings to your phone every minute and saves historical data making it a continuous glucose monitor
• 14 day sensor
• No calibration required
• Has high and low alerts
• Approved for ages 4 and up
• Has data share app
• MARD of 7.9%
• Easy to use one piece applicator
• 21 mm × 2.9 mm sensor weighing 1.1g