Find the right Dexcom CGM System for you
Make tracking your glucose numbers as easy as checking the time. Dexcom CGM systems give you a full picture of your glucose numbers with a quick look down at your phone or smartwatch. It’s powerful diabetes management, made simple.
Real-time glucose readings
No routine fingersticks*. No scanning.
Exceptional accuracy1
More informed treatment decisions.
Intuitive features
Customizable alerts.
Proven results
Lower A1C. More time-in-range.2-7
Dexcom G7
For those looking for the most accurate CGM system that's also our easiest to use.
Dexcom G6
For those looking to connect their CGM System to an automated insulin delivery system (AID), such as a connected pump.
Dexcom G7 Sensor | Dexcom G6 Sensor |
10-day lifespan | 10-day lifespan |
60% smaller than G6 | Small sensor |
All-in-one sensor and transmitter | Separate sensor and transmitter |
30-minute warm up plus auto-start | 2-hour warm up |
12-hour grace period | - |
Can be used during pregnancy | - |
Waterproof 2.4m - up to 24 hours | Water resistance 2.4m - up to 24 hours |
Alerts | Alerts |
Customizable sound and volume | Customizable sound and volume |
High and Low alerts | High and Low alerts |
Urgent Low alert (can't be turned off) | Urgent Low alert (can't be turned off) |
Predicitve Urgent Low soon | Predicitve Urgent Low soon |
Delay 1st alert (High Alert) | - |
24-Hour backfill for missed sensor readings | - |
Alert schedule | Alert schedule |
Dexcom G7 app for iOS and Android | Dexcom G6 app for iOS and Android |
Redesigned App that includes Dexcom Clarity Insights | - |
Follow app§ – circle of support of up to 10 people | Follow app§ – circle of support of up to 10 people |
Clarity app – glucose data insights that can be shared with healthcare professionals | Clarity app - glucose data insights that can be shared with healthcare professionals |
Wear Location | Wear Location |
Abdomen | Abdomen |
Back of arm | Back of arm (only 18 years and older) |
Upper buttocks (children only 2-6 years) | Upper buttocks (children only 2-17 years) |
Connectivity | Connectivity |
Smartphone iOS and Android¶ | Smartphone iOS and Android¶ |
Smartwatch when connected with a smartphone¶ | Smartwatch when connected with a smartphone¶ |
Redesigned, lower cost Dexcom G7 Receiver | Dexcom G6 Receiver |
Compatible connected partners like digital health apps | Compatible connected partners like digital health apps |
CGM Connectivity to automated insulin delivery systems coming soon for Canadian users. | Connects as part of an AID system with compatible insulin pumps‖ |
Dexcom G6 and G7 smartphone compatibility
Why use Dexcom CGM?
Helping keep you in control
Proven to lower A1C, reduce hypoglycemia and increase time in range, Dexcom CGM can help you take control of your diabetes management.2-7
Alerts before you're low
The predictive, Urgent Low Soon alert, can notify you up to 20 minutes before a serious low (<3.1mmol/L).
Most private insurers reimburse Dexcom CGM#
Most private insurers reimburse Dexcom CGM for people living with type 1 diabetes and insulin-treated type 2 diabetes#. We can help you find out if you are covered.
Take the next step
The power of Dexcom CGM is right around the corner. Speak to a member of our team today to find out which CGM system is best for you.
*Fingersticks required for diabetes treatment decisions if symptoms or expectations do not match readings.
† When compared with CGM systems commercially available in Canada as of October 2023.
¶ Smart devices sold separately. For a list of compatible devices, please visit dexcom.com/compatibility
§ Requires the Follow App and an internet connection. Followers should always confirm readings on the Dexcom CGM App before making treatment decisions.
# Individual benefits may vary by policy and plan. Dexcom data on file, 2023.
1 Dexcom data on file, 2023.
2 Beck, RW, et al. JAMA. 2017;317(4):371-378.
3 Beck RW, et al. Ann Intern Med. 2017;167(6):365-374.
4 Martens T, et al. JAMA. 2021;325(22):2262-2272.
5 Laffel LM, et al. JAMA. 2020;323(23):2388-2396.
6 Welsh JB, et al. J Diabetes Sci Technol. 2022:19322968221099879.
7 Heinemann L, et al. Lancet 2018;391 :1367-77.
† When compared with CGM systems commercially available in Canada as of October 2023.
¶ Smart devices sold separately. For a list of compatible devices, please visit dexcom.com/compatibility
§ Requires the Follow App and an internet connection. Followers should always confirm readings on the Dexcom CGM App before making treatment decisions.
# Individual benefits may vary by policy and plan. Dexcom data on file, 2023.
1 Dexcom data on file, 2023.
2 Beck, RW, et al. JAMA. 2017;317(4):371-378.
3 Beck RW, et al. Ann Intern Med. 2017;167(6):365-374.
4 Martens T, et al. JAMA. 2021;325(22):2262-2272.
5 Laffel LM, et al. JAMA. 2020;323(23):2388-2396.
6 Welsh JB, et al. J Diabetes Sci Technol. 2022:19322968221099879.
7 Heinemann L, et al. Lancet 2018;391 :1367-77.