Dexcom Stelo vs Ultrahuman

CGM Head-to-Head Comparison

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

Dexcom Stelo
$89/mo
Dexcom Stelo
Ultrahuman
$239/mo
Ultrahuman
✓ Independent Analysis✓ November 2025 Pricing✓ Feature-by-Feature Comparison

Quick Comparison Summary

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

Pricing & Plans Comparison

Dexcom Stelo

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

Ultrahuman

Monthly Cost$239
Annual Cost$2868
Sensors IncludedYes (M1 CGM)
Min. CommitmentNone

Sensor Technology

SpecificationDexcom SteloUltrahuman
Sensor TypeDexcom SteloUltrahuman M1
Accuracy (MARD)8.3%N/A
Reading FrequencyEvery 5 minEvery 1 min
Warm-up Time30 minN/A
Wear Time15 days15 days
Water Resistance8ft/24hrN/A

App Features & Coaching

FeatureDexcom SteloUltrahuman
Coaching TypeApp insights onlyApp insights
Food LoggingManual loggingManual logging
Scoring SystemTime in range onlyM1 Metabolic Score
App IntegrationsApple HealthApple Health, Oura, Garmin, Whoop
Prescription RequiredNot requiredYes
HSA/FSA Eligible✓ Yes✓ Yes

Key Features

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

Ultrahuman

Best for: Athletes and biohackers

Key features: Metabolic score, sleep correlation, workout optimization, fasting insights, glucose zones

Not recommended for: Those on tight budget

Dexcom Stelo Details

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

Ultrahuman Details

M1 CGM:$239/mo (2 sensors) or $1919/yr. Free app works with Libre sensors (~$75/mo). Ring Air ($349) adds HRV/sleep.

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:Dexcom Stelo or Ultrahuman?
Dexcom Stelo is best for otc simplicity, while Ultrahuman is ideal for athletes and biohackers. Dexcom Stelo is more affordable at $89/month compared to Ultrahuman's $239/month. The best choice depends on your specific health goals and budget.
How much do Dexcom Stelo and Ultrahuman cost?
Dexcom Stelo costs $89/month ($1068/year), while Ultrahuman costs $239/month ($2868/year). Both services are HSA/FSA eligible.
Which CGM sensor is more accurate?
Dexcom Stelo uses Dexcom Stelo with 8.3% MARD, while Ultrahuman uses Ultrahuman M1 with N/A MARD. Lower MARD indicates better accuracy. Both are considered highly accurate for wellness purposes.
Do I need a prescription for Dexcom Stelo or Ultrahuman?
Dexcom Stelo does not require a prescription, while Ultrahuman requires one (typically provided through their telehealth service).
Which has better coaching support?
Dexcom Stelo offers App insights only, while Ultrahuman provides App insights.
Can I use Dexcom Stelo or Ultrahuman for weight loss?
Both services can be used for weight loss by helping you understand how different foods affect your blood sugar. Stable glucose levels can support weight management goals. CGMs help identify which foods spike your blood sugar, enabling dietary changes that support weight loss without medication.

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