Dexcom Stelo vs Dexcom G7
CGM Head-to-Head Comparison
Compare pricing, sensor technology, app features, and coaching support to find the best CGM for your goals
Quick Comparison Summary
Pricing & Plans Comparison
Dexcom Stelo
Dexcom G7
Sensor Technology
| Specification | Dexcom Stelo | Dexcom G7 |
|---|---|---|
| Sensor Type | Dexcom Stelo | Dexcom G7 |
| Accuracy (MARD) | 8.3% | 8.2% |
| Reading Frequency | Every 5 min | Every 5 min |
| Warm-up Time | 30 min | 30 min |
| Wear Time | 15 days | 10 days + 12h grace |
| Water Resistance | 8ft/24hr | Yes (24ft/2h) |
App Features & Coaching
| Feature | Dexcom Stelo | Dexcom G7 |
|---|---|---|
| Coaching Type | ✓ 1:1 Dietitian | None (device only) |
| Food Logging | Manual + AI photo logging | No |
| Scoring System | Time in range only | None |
| App Integrations | Apple Health, Apple Watch, Oura Ring, Nutrisense, Heads Up Health | Apple Health, Apple Watch, Garmin, Levels |
| Prescription Required | Not required | Yes |
| HSA/FSA Eligible | ✓ Yes | ✓ Yes |
Key Features
Dexcom Stelo
Best for: People wanting simple OTC CGM with AI insights and no coaching commitment
Key features: 24/7 tracking, trend alerts, glucose patterns, GenAI insights (Dec 2024), AI photo meal logging (July 2025), Clarity Clinic provider sharing
Not recommended for: Type 1 diabetes, insulin users
Dexcom G7
Best for: Highest accuracy and real-time alerts
Key features: Real-time glucose, alerts, trend arrows, Clarity reports
Not recommended for: Casual metabolic curiosity (cost and prescription barrier)
Dexcom Stelo Details
2-week supply $55 (1 biosensor, no commitment). 1-month supply $99 one-time (2 biosensors). 1-month subscription $89 for 2 biosensors, but shipped every 27 days - about 13.5 cycles a year, so roughly $1,201/yr rather than 12 x $89. The cheapest true annual path is the 3-month subscription at $252 (list $297) for 6 biosensors every 87 days, about $1,057/yr, which Dexcom markets as 'starting at just $84/month'. All options now include 1:1 video calls with a dietitian. 15-day wear, OTC, no prescription.
Dexcom G7 Details
Consensus medical-grade accuracy leader. Cash price varies widely by pharmacy:roughly $300-450/mo for a 3-sensor supply, listed as high as $579. Dexcom pharmacy savings program cuts standard cash price by over 50%. Usually covered by insurance for insulin users.
Ready to Choose?
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