G6 Sensor - Single
Please note our prices are shown excluding VAT. If you have diabetes, you can claim VAT relief, find out more.
Dexcom G6, sends automatic glucose readings straight to a compatible smartphone or receiver† every 5 minutes. No routine finger pricks* or scanning required and you can customise your alerts so you know when you are heading high or low.
£51.25 (VAT excl.)
Limit 1 per order
Dexcom account required
Buy our 3-month bundle and Save! Get the best deal on our G6 products delivered right to your door when you need them, saving up to 11%.
Warranties & Returns
Device Compatibility
When is my Next Delivery?
How Dexcom G6 works
1. Auto-applicator
Use the applicator to apply your G6 sensor to your arm, abdomen or upper buttocks (ages 2-17), which automatically inserts the sensor just beneath your skin.
2. Sensor and transmitter
Snap the transmitter into place to get automatic glucose readings The transmitter can be reused for up to 90 days from activation.
3. Display Device†
You can get your automatic glucose readings and alerts on either a receiver or a compatible smartphone and/or smartwatch†,¶ when using the Dexcom G6 app.
† Smart devices sold separately
You may also need
Dexcom G6 Transmitters
The Dexcom G6 transmitter snaps into the sensor and sends automatic glucose readings wirelessly to a receiver or compatible smartphone.†
Two great ways to get your glucose readings
G6 app on your smart device†
After downloading the G6 app, you can automatically view your glucose readings on a compatible smartphone and/or smartwatch.¶ Ensure your device is compatible with the app using our compatibility checker.
Dexcom G6 Receiver†
If you don’t have a compatible smartphone or prefer to use a dedicated device, you can buy a receiver which displays your glucose readings. The receiver battery can last for up to seven days on a single battery charge.
Here’s what our Dexcom G6 customers have to say
Dexcom G6 Warrior Natalie||
“Being able to change the alerts depending on what I’m doing makes my life easier.”
Dexcom G6 Warrior Brian||
“The Urgent Low Soon alarm helped me prevent lots of hypos while I’ve been out training.”
Dexcom G6 Warrior Alyssa||
“Moving onto the Dexcom G6 and Tandem t:slim X2TM insulin pump was a game changer.”
G6 device specifications
Sensor features
Alerts
Dexcom G6 apps
Connectivity
Wear locations
Dexcom help and support
FAQs
Here you can find some of our most frequently asked questions with topics including ordering, payment and shipping information.
YouTube Tutorials
We have a wide collection of YouTube training videos to help you get started and understand how the features of Dexcom G6 work.
Downloads and guides
Check out the links below for official guides on how to use your Dexcom G6 System, available as downloadable PDFs or videos.
* If glucose alerts and readings from Dexcom G6 do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions.
† Display devices sold separately. For a list of compatible smart devices, please visit www.dexcom.com/compatibility.
¶ Watch can only be used in conjunction with a compatible smartphone which needs to be kept within 6 metres to receive CGM readings.
|| Warriors are sponsored spokespeople for Dexcom.
** Internet connectivity required for data sharing. Following requires the use of the Dexcom Follow App on a compatible smart device. Followers should always confirm readings on the Dexcom CGM App or receiver before making treatment decisions.
‡‡ Internet connection required to send data to Dexcom Clarity.
§§ Compatible device required for CGM data on smartwatch when connected to a smartphone. Compatible smartphone is required to pair a new Dexcom G7 sensor with an Apple Watch. Dexcom G7 users must continuously have their smartphone within 6 meters to utilise the Share/Follow features. Apple Watch is not capable of Share/Follow.
†† If you have diabetes, you can claim VAT relief.
† Display devices sold separately. For a list of compatible smart devices, please visit www.dexcom.com/compatibility.
¶ Watch can only be used in conjunction with a compatible smartphone which needs to be kept within 6 metres to receive CGM readings.
|| Warriors are sponsored spokespeople for Dexcom.
** Internet connectivity required for data sharing. Following requires the use of the Dexcom Follow App on a compatible smart device. Followers should always confirm readings on the Dexcom CGM App or receiver before making treatment decisions.
‡‡ Internet connection required to send data to Dexcom Clarity.
§§ Compatible device required for CGM data on smartwatch when connected to a smartphone. Compatible smartphone is required to pair a new Dexcom G7 sensor with an Apple Watch. Dexcom G7 users must continuously have their smartphone within 6 meters to utilise the Share/Follow features. Apple Watch is not capable of Share/Follow.
†† If you have diabetes, you can claim VAT relief.
1.Garg SK, et al. Accuracy and Safety of Dexcom G7 Continuous Glucose Monitoring in Adults with Diabetes. Diabetes Technol Ther. 2022;24(6):373-380
Please note our prices are shown excluding VAT. If you have diabetes you can claim VAT relief, find out more.