Signos vs Dexcom Stelo

CGM Head-to-Head Comparison

Compare pricing, sensor technology, app features, and coaching support to find the best CGM for your goals

Signos
Signos
Dexcom Stelo
Dexcom Stelo
Independent Analysis January 2026 Pricing Feature-by-Feature Comparison

Quick Comparison Summary

Best Value
Dexcom Stelo
Lower monthly cost
Best Accuracy
Dexcom Stelo
Lower MARD%
Best Support
Signos
Better coaching
Longest Wear Time
Signos
Longer sensor life

Pricing & Plans Comparison

Sensor Technology

SpecificationSignosDexcom Stelo
Sensor TypeDexcom SteloDexcom Stelo
Accuracy (MARD)9.0%8.3%
Reading FrequencyEvery 5 minEvery 5 min
Warm-up Time30 min30 min
Wear Time15 days15 days
Water Resistance8ft/24hr8ft/24hr

App Features & Coaching

FeatureSignosDexcom Stelo
Coaching Type✓ 1:1 DietitianAI-powered insights
Food LoggingPhoto + manual loggingManual + AI photo logging
Scoring SystemWeight loss score + meal scoresTime in range only
App IntegrationsApple Health, Google Health Connect, Garmin Connect, Oura, Whoop, Fitbit, Samsung Health, Google Fit, MyFitnessPal, PelotonApple Health, Apple Watch, Oura Ring, Nutrisense, Heads Up Health
Prescription RequiredNot requiredNot required
HSA/FSA EligibleNo✓ Yes

Key Features

Signos

Best for: Weight loss seekers wanting GLP-1 support and dietitian access

Key features: Real-time glucose tracking, AI meal insights, exercise recommendations, weight loss tools, GLP-1 integration support, in-app dietitian chat, Apple Watch integration

Not recommended for: Insulin users, active cancer treatment, eating disorders

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

Signos Details

FDA-cleared for weight management (Aug 2025). Uses Dexcom Stelo sensors. Tiers:3-month ($139/mo), 6-month ($129/mo). Maintenance Plan:$75/mo for existing members. Dietitian sessions via Nourish partnership (94% pay $0).

Dexcom Stelo Details

$99 one-time or $89/mo subscription. 3-month option with 15% savings. First OTC CGM (March 2024). GenAI features added Dec 2024. Available direct and Amazon.

Ready to Choose?

Based on this comparison, select the CGM service that best fits your health goals

Frequently Asked Questions

Which is better:Signos or Dexcom Stelo?
Signos is best for weight loss seekers wanting glp-1 support and dietitian access, while Dexcom Stelo is ideal for people wanting simple otc cgm with ai insights and no coaching commitment. Dexcom Stelo is more affordable at $89/month compared to Signos's $129/month. The best choice depends on your specific health goals and budget.
How much do Signos and Dexcom Stelo cost?
Signos costs $129/month ($1548/year), while Dexcom Stelo costs $89/month ($1068/year). Both services are HSA/FSA eligible.
Which CGM sensor is more accurate?
Signos uses Dexcom Stelo with 9.0% MARD, while Dexcom Stelo uses Dexcom Stelo with 8.3% MARD. Lower MARD indicates better accuracy. Both are considered highly accurate for wellness purposes.
Do I need a prescription for Signos or Dexcom Stelo?
Neither Signos nor Dexcom Stelo requires a prescription. Both are available over-the-counter.
Which has better coaching support?
Signos includes 1:1 registered dietitian support, while Dexcom Stelo offers AI-powered insights.
Can I use Signos or Dexcom Stelo for weight loss?
Signos is specifically designed for weight loss. CGMs help identify which foods spike your blood sugar, enabling dietary changes that support weight loss without medication.

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