The Dexcom CGM Difference
The Dexcom CGM systems give you a full picture of your glucose numbers and trends to help you better manage your diabetes, so you can live a healthier, more confident life.
No finger pricks icon

Real-time Glucose Readings.

No finger pricks*. No scanning.
Arrow and target icon

Exceptional Accuracy†

Better informed treatment desicions.‡
Speaker icon

Intuitive Features.

Customisable alerts.
HbA1C icon

Proven Results.

Lower HbA1C. More time-in-range.1–5
*Finger pricks required for diabetes treatment decisions if symptoms or expectations do not match readings.
Find the Right Dexcom CGM for You
Whatever your diabetes needs are, we have a Real-Time CGM for you. Explore our range of products.
Dexcom G6 CGM for T1 Diabetes using Connected Insulin Therapy
  • Learn More
Dexcom G7 CGM for Hypo Unaware T1 Diabetes

Dexcom ONE+ Sensor

Dexcom G7 Sensor
10-day lifespan
10-day lifespan
Smallest Dexcom sensor
Smallest Dexcom sensor
All-in-one sensor and transmitter
All-in-one sensor and transmitter
30-minute warm up
30-minute warm up
12-hour grace period
12-hour grace period
Waterproof 2.4m - up to 24 hours
Waterproof 2.4m - up to 24 hours

Alerts

Alerts
Customisable sound and volume
Customisable sound and volume
High and Low alerts
High and Low alerts
—
Urgent Low alert
Delay 1st alert
Delay 1st alert
—
Silent mode‖
—
Alert schedule

Dexcom ONE+ app

Dexcom G7 app
Follow app§ – circle of support (max 10)
Follow app§ – circle of support (max 10)
Clarity app‖ – healthcare professionals
Clarity app‖ – healthcare professionals

Connectivity

Connectivity
Smartphone iOS and Android**
Smartphone iOS and Android**
Smartwatch when connected with a smartphone#
Smartwatch when connected with a smartphone#
Dexcom Receiver
Dexcom Receiver
—
Integrates with Tandem t:slim X2 insulin pump

Wear Location

Wear Location
Back of arm
Back of arm
Abdomen
Abdomen
Upper buttocks (children only 2-6 years)
Upper buttocks (children only 2-6 years)
References:
* Finger pricks required for diabetes treatment decisions if symptoms or expectations do not match readings.
** Compatible Device required for CGM data on smartwatch. For a list of compatible devices, visit
dexcom.com/compatibility.
#Smart watch sold separately. Compatible device required for CGM data on smartwatch.
† Dexcom ONE+, Dexcom G6 and Dexcom G7
User Guides.
‡ Discuss with your HCP on how to use CGM information to manage diabetes.
§ Internet connectivity required for data sharing. Following requires the use of the Follow App. Followers should always confirm readings on the Dexcom ONE+ App, Dexcom G6 App, Dexcom G7 App or Receiver before making treatment decisions.
‖ Internet connection required to send data to Dexcom Clarity.
¶ Dexcom G6 is compatible with a selection of insulin pumps, including the Tandem t:slim, Omnipod 5 and CamAPS FX. Compatible insulin-delivery device sold separately.
1 Beck RW, et al. JAMA. 2017;317(4):371-378.
2 Welsh JB, et al. J Diabetes Sci Technol. 2024;18(1):143-147.
3 Laffel LM, et al. JAMA. 2020;323(23):2388-2396.
4 Beck RW, et al. Ann Intern Med. 2017;167(6):365-374.
5 Lind M, et al. Diabetes Care. 2021;44(1):141-149.

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