Upgrade to our most powerful CGM systems yet1
There is so much to look forward to with the Dexcom G7 and Dexcom G7 15 Day Continuous Glucose Monitoring (CGM) Systems! Talk to your healthcare provider at your next visit about what's right for you.
Plan ahead. Get a new prescription at your next appointment.
Please be informed that Dexcom will no longer manufacture the Dexcom G6 CGM System after July 1, 2026. While supplies may continue to be available through your local pharmacy or medical distributor for a period of time after that date, we cannot guarantee availability. Read more about Dexcom G6 here.
To ensure uninterrupted Dexcom CGM supplies and support, we recommend working with your doctor to upgrade to either Dexcom G7 or Dexcom G7 15 Day at your next appointment.
The most accurate CGM systems1
Dexcom G7 and Dexcom G7 15 Day are not just our most accurate sensors—they are the most accurate glucose sensors on the market. Manage your diabetes with more confidence than ever.
Easy to get started, even easier to use†,2
One-push application with all-in-one sensor and transmitter
Our smallest sensor yet
More discreet with an enhanced Bluetooth connection
New customizable alerts
Enjoy fewer alerts when you don't want them with the Delay 1st High alert and Silent Mode
Smart device sold separately.*
Compare Dexcom G7 CGM Systems
 Dexcom G7 sensor |  Dexcom G7 15 Day sensor |
For ages 2 years and older | For adults ages 18+ |
10-day lifespan | 15-day lifespan |
Size: 1.07 x 0.94 in | Size: 1.07 x 0.94 in |
All-in-one sensor and transmitter | All-in-one sensor and transmitter |
30-minute warmup | 1-hour warmup |
12-hour grace period for sensor swap | 12-hour grace period for sensor swap |
Using an insulin pump? No worries!
Adult (ages 18+) users of automated insulin delivery (AID) systems‡ can upgrade to Dexcom G7 15 Day if they’re using Omnipod® 5 or the iLet Bionic Pancreas.
Tandem t:slim X2 and Tandem Mobi users can also upgrade to Dexcom G7, with Dexcom G7 15 Day compatibility expected in early 2026 as we work closely with Tandem to enable support.
Pediatric patients can upgrade to Dexcom G7, which is compatible with all our major pump partners systems listed above.
Expanded coverage in 2025
If you have insurance coverage for Dexcom G6, you will likely have coverage for Dexcom G7 and Dexcom G7 15 Day.
For help checking coverage, call 1-866-448-0097 or click below.
If you don’t have Dexcom CGM coverage or have a high copay, our savings program can help.
App updates
If you use the Dexcom G6 app, you'll need to download the Dexcom G7 app when you apply the new sensor. All of your account data will transfer to new app.
If you use the Dexcom G7 app, please check that you're using the latest version.
Receiver updates
If you use a Dexcom receiver (like the image above),
it can be updated to be compatible with Dexcom G7 15 Day.
For step-by-step instructions to update your receiver on your own, visit dexcom.com/15-day-receiver or call (844) 607-8398
for live support.
FAQs
Why is Dexcom G6 being discontinued?
How much longer will Dexcom G6 be available?
How do I get started with Dexcom G7 15 Day?
Who is Dexcom G7 15 Day for?
Why isn’t Dexcom G7 15 Day available to pediatric patients?
If I use an AID system (insulin pump) or another connected device, can I upgrade to Dexcom G7 15 Day?
Will my remaining Dexcom G6 sensors continue to connect with my Omnipod 5, Tandem t:slim X2, Tandem Mobi, or iLet Bionic Pancreas?
Will Dexcom G7/G7 15 Day have the same insurance coverage as Dexcom G6?
Can I use the same receiver for Dexcom G7 15 Day as I have for Dexcom G6?
What if I need a new receiver and insurance will not pay for it?
How long will tech support be available for Dexcom G6 sensors and the Dexcom G6 app?
*Smart device sold separately. For a list of compatible devices, visit dexcom.com/compatibility. †Compared to Dexcom G6. ‡To learn more about insulin pump integrations and compatibility with Dexcom CGM Systems, visit dexcom.com/integrate.
1 Dexcom, data on file, 2025. 2 Dexcom G7 and Dexcom G7 15 Day User Guides.
BRIEF SAFETY STATEMENT: Failure to use the Dexcom Continuous Glucose Monitoring System and its components according to the instructions for use provided with your device and available at https://www.dexcom.com/safety-information and to properly consider all indications, contraindications, warnings, precautions, and cautions in those instructions for use may result in you missing a severe hypoglycemia (low blood glucose) or hyperglycemia (high blood glucose) occurrence and/or making a treatment decision that may result in injury. If your glucose alerts and readings from the Dexcom CGM do not match symptoms, use a blood glucose meter to make diabetes treatment decisions. Seek medical advice and attention when appropriate, including for any medical emergency.