Product details
System overview
Built-in connections
Wear time and wear location
Know before you go low
The Urgent Low Soon alert can warn you up to 20 minutes before you go low,‡ so you can take action and avoid dangerous hypos. In fact, people living with type 1 diabetes that had severe hypoglycemia or hypo-unawareness experienced a 72% reduction in low glucose events when using Dexcom CGM.11
91% of people said that the Dexcom G7 15 Day is as easy or easier to use than their current CGM system.8
The most powerful CGM systems3 for ultimate glucose management
Dexcom has pushed the boundaries of innovation for over 25 years offering the most advanced glucose monitoring experience with features designed to drive optimized glucose control.
Customizable alerts
Easy Event Logging
Personalized Target Ranges
The leader in connectivity
Dexcom is the leader in CGM connectivity,5 seamlessly integrating with leading automated insulin delivery systems.# Dexcom G7 CGM Systems also connects with a wide range of health apps and devices—giving you the freedom to personalize your setup and reduce the daily burden, in a way that works best for you.
Peace of mind for you and your circle of care
Dexcom CGM Systems include the Share feature, letting you share your glucose data with up to 10 followers.†† Using the Dexcom Follow app, they can view your readings in real time from anywhere.
Share your CGM data with your doctor
Easily share your glucose data with your doctor,** so they have a full view of your trends—even between visits.
The most powerful CGM systems3 from the most recommended CGM brand13,14
Dexcom G7 15 Day is for adults 18+ with all types of diabetes and has a 15.5-day wear time, making it the longest-lasting CGM system.‡‡,§§,3
Dexcom G7 is for ages 2+ years and lasts 10.5 days. Dexcom G7 delivers on the unique demands of pediatric patients using CGM.
Both Dexcom G7 CGM Systems deliver best-in-class accuracy,3 proven results,6-10 and operate on the same Dexcom G7 app and receiver.
FAQs
Will my insurance cover a Dexcom CGM System?
How much does Dexcom G7 cost?
How is Dexcom G7 15 Day different from Dexcom G7?
Get Started with Dexcom
Take the first step towards better health! Glucose health is a critical part of overall health, and Dexcom has the best sensing solution for you or your loved one regardless of your health goals. We'll make getting started easy from the comfort of your home.
*Compatible smart devices sold separately: dexcom.com/compatibility. †Fingersticks required for diabetes treatment decisions if symptoms or expectations do not match readings. ‡Audible and visual notification of predictive alert at 55 mg/dl within 20 minutes. §Patients reported that 94% of Dexcom G7 sensor insertion was painless (mild, no discomfort). ||Only available in Dexcom G7 App. ¶Smartphone required to display readings on watch. #To learn more about insulin pump integrations and compatibility with Dexcom CGM Systems, visit dexcom.com/integrate. **An internet connection is required to send data to Dexcom Clarity. ††Separate Dexcom Follow app and internet connection required. ‡‡A study was conducted to assess the sensor life where 73.9% of sensors lasted the full 15 days. When using the product per the package labeling, approximately 26% of sensors may not last for the full 15 days. §§Excludes implantable CGM systems. ¶¶Percentage was based on the evaluation of 171 sensors. ##Compatible smartphone is required to pair a new Dexcom G7 sensor with a compatible Apple Watch. To use Share/Follow your compatible Apple Watch must be connected to the internet via Wi-fi. ***Savings based on $200 off retail cash price of monthly sensor pack, and $240 off Dexcom G7 receiver over 1-year period.
1 Ehrhardt N, et al. Clin Diabetes . 2020:38 (2):126-131. 2 Clark TL , et al. Diabetes Technol Ther. 2024; 26(10):700-8. 3 Dexcom, Data on File, 2025. 4 Dexcom G7 and G7 15 Day User Guides. 5 Dexcom, Data on File, 2024 6 Beck RW , et al. JAMA. 2017 ;3 17(4): 371- 378 . 7 Martens T, et al. JAMA . 2021 ;32 5(22):2262- 2272. 8 Garg SK, et al. Diabetes Technol Ther. 2025 ;27( 6): 413-502. 9 Welsh JB , et al. J Diabetes Sci Technol. 2024;18(1):143- 7. 10 Heinemann L , et al. Lancet. 2018 ;391(10128 ):1367- 77. 11 Puhr S, et al. Diabetes Technol Ther. 2019;21(4):155-8. 12 Acciaroli G, et al. J Diabetes Sci Technol. 2022;16(3):677-82. 13 Seagrove Patient Survey 2024 14 Seagrove HCP Survey Q3 2024.
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