Dexcom G7
VS.
Freestyle Libre 3 Plus
Quick Verdict
“No single winner across all users. Specs and community evidence suggest deciding by your top constraint: alert depth, day-1 trust, signal stability, and real cost path. Current user-report tone is mixed user reports for Dexcom G7 and more risk-heavy user reports for Freestyle Libre 3 Plus.”
Key Differences
| Dimension | Dexcom G7 | Freestyle Libre 3 Plus |
|---|---|---|
| Use type | Prescription | Prescription |
| Insulin-use fit | High | High |
| Wear duration (days) | 10 | 15 |
| Warmup (minutes) | 30 | 60 |
| Calibration | none | none |
| Alert depth | full | standard |
| Discretion | Medium | High |
| Community signal focus | night alerts, accuracy | night alerts, accuracy |
| Community signal tone | mixed user reports | more risk-heavy user reports |
References
- 1.Dexcom G7 Overview (official)official
- 2.Abbott FreeStyle Libre 3 / 3 Plus provider infoofficial
- 3.Libre 3 safety informationofficial
- 4.Reddit: Dexcom compression lowscommunity
- 5.Reddit: Dexcom compression low patternscommunity
- 6.Reddit: Libre nighttime false lowscommunity
- 7.Reddit: Libre 3 false low discussioncommunity
- 8.Reddit: CGM falling off patterns and fixes (r/diabetes_t2)community
- 9.Reddit: CGM falling off recent discussion (r/type2diabetes)community
Medical Disclaimer
This content is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before making decisions about your diabetes management or CGM device selection.