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
$139/mo
Signos
Dexcom Stelo
$89/mo
Dexcom Stelo
✓ Independent Analysis✓ November 2025 Pricing✓ Feature-by-Feature Comparison

Quick Comparison Summary

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

Pricing & Plans Comparison

Signos

Monthly Cost$139
Annual Cost$834
Sensors IncludedYes (2/month)
Min. Commitment3 months

Dexcom Stelo

Monthly Cost$89
Annual Cost$1068
Sensors IncludedYes (2/month)
Min. CommitmentNone

Sensor Technology

SpecificationSignosDexcom Stelo
Sensor TypeDexcom SteloDexcom Stelo
Accuracy (MARD)8.3%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 TypeAI coachingApp insights only
Food LoggingPhoto + manual loggingManual logging
Scoring SystemWeight loss score + meal scoresTime in range only
App IntegrationsApple Health, Apple WatchApple Health
Prescription RequiredNot requiredNot required
HSA/FSA Eligible✓ Yes✓ Yes

Key Features

Signos

Best for: Weight loss

Key features: Real-time glucose tracking, AI meal insights, exercise recommendations, weight loss tools, GLP-1 integration support

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

Dexcom Stelo

Best for: OTC simplicity

Key features: 24/7 tracking, trend alerts, glucose patterns, simple interface

Not recommended for: Type 1 diabetes, insulin users

Signos Details

FDA-cleared for weight management (Aug 2025). Uses Dexcom Stelo sensors. 3-month ($139/mo) or 6-month ($129/mo) plans.

Dexcom Stelo Details

$99 starter kit + $89/mo subscription. First OTC CGM (March 2024). Available direct and Amazon.

Ready to Choose?

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

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Frequently Asked Questions

Which is better:Signos or Dexcom Stelo?
Signos is best for weight loss, while Dexcom Stelo is ideal for otc simplicity. Dexcom Stelo is more affordable at $89/month compared to Signos's $139/month. The best choice depends on your specific health goals and budget.
How much do Signos and Dexcom Stelo cost?
Signos costs $139/month ($834/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 8.3% 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 or include telehealth consultations.
Which has better coaching support?
Signos offers AI coaching, while Dexcom Stelo provides App insights only.
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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