Compare CGMs that work with insulin pumps
This table gives details about the three CGMs funded to work with insulin pumps.
CGM |
Dexcom 6 |
Dexcom 7 |
Freestyle Libre 3 Plus |
---|---|---|---|
Image (Not shown to scale) |
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Accuracy (MARD-Adults) |
9.0% |
8.2% |
8.2% |
Warm-up period |
120 min |
30 min |
60 min |
Sensor life |
10 days |
10 days |
15 days |
Combined sensor size |
45.7 mm x 30.5 mm x 15.2 mm |
27 mm x 23 mm x 4.7 mm |
21 mm (Diameter) x 2.9 mm (H) |
Weight |
28 g |
7.5 g |
1 g |
Separate reader device if required |
Yes |
Yes |
No |
Water resistance (Ingress Protection) |
IP68 – Immersion in up to 2.4 meters of water for 24 hours |
IP68 – Immersion in up to 2.4 meters of water for 24 hours |
IP67: immersion in water for up to 1 meter for 30 minutes |
Range |
6 metres |
6 metres |
10 metres |
Insulin Pump Interoperable (AID) |
Yes – Tandem t:slim and YpsoPump |
Yes – Tandem t:slim |
Yes – YpsoPump and Tandem t:slim (by 1 July 2025) |
Alarm functionality |
High, Low, Rise, Fall, Urgent Low Soon, Urgent Low, Signal Loss |
High, Low, Rise, Fall, Urgent Low Soon, Urgent Low, Signal loss, Silent Mode |
Low Glucose, High Glucose, and Signal Loss |
Predictive Alarms |
Yes |
Yes |
No |
Live data sharing |
Yes via Dexcom Follow |
Yes via Dexcom Follow |
Yes – Via CamAPS FX app (in conjunction with YpsoPump) |
Data Sharing with Health Care Providers |
Yes via Dexcom Clarity |
Yes via Dexcom Clarity |
Yes - via CamAPS FX app (in conjunction with YpsoPump) |
Glucose Reading Frequency |
Every 5 min |
Every 5 min |
Every minute |
Approved sites |
Multiple |
Multiple |
Upper arm |
Supplier website |