Signos vs Abbott Lingo

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
Abbott Lingo
$49/mo
Abbott Lingo
✓ Independent Analysis✓ November 2025 Pricing✓ Feature-by-Feature Comparison

Quick Comparison Summary

Best Value
Abbott Lingo
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

Abbott Lingo

Monthly Cost$49
Annual Cost$588
Sensors IncludedYes (2/month)
Min. CommitmentNone

Sensor Technology

SpecificationSignosAbbott Lingo
Sensor TypeDexcom SteloFreestyle Libre
Accuracy (MARD)8.3%9.3%
Reading FrequencyEvery 5 minEvery 1 min
Warm-up Time30 min60 min
Wear Time15 days14 days
Water Resistance8ft/24hr3ft/30min

App Features & Coaching

FeatureSignosAbbott Lingo
Coaching TypeAI coachingApp coaching
Food LoggingPhoto + manual loggingManual logging
Scoring SystemWeight loss score + meal scoresLingo score
App IntegrationsApple Health, Apple WatchNone (no Apple Health export)
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

Abbott Lingo

Best for: Budget-conscious

Key features: Real-time insights, food logging, personalized recommendations, metabolic health tips

Not recommended for: Diabetics (not FDA-cleared for diabetes)

Signos Details

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

Abbott Lingo Details

OTC. $49/sensor or $89 for 2-pack. No prescription needed. Most affordable entry point.

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 Abbott Lingo?
Signos is best for weight loss, while Abbott Lingo is ideal for budget-conscious. Abbott Lingo is more affordable at $49/month compared to Signos's $139/month. The best choice depends on your specific health goals and budget.
How much do Signos and Abbott Lingo cost?
Signos costs $139/month ($834/year), while Abbott Lingo costs $49/month ($588/year). Both services are HSA/FSA eligible.
Which CGM sensor is more accurate?
Signos uses Dexcom Stelo with 8.3% MARD, while Abbott Lingo uses Freestyle Libre with 9.3% MARD. Lower MARD indicates better accuracy. Both are considered highly accurate for wellness purposes.
Do I need a prescription for Signos or Abbott Lingo?
Neither Signos nor Abbott Lingo requires a prescription. Both are available over-the-counter or include telehealth consultations.
Which has better coaching support?
Signos offers AI coaching, while Abbott Lingo provides App coaching.
Can I use Signos or Abbott Lingo 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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