Best Non Invasive Glucometers 2025
Managing blood glucose levels is crucial for individuals with diabetes, and non invasive glucometers have revolutionized this process by eliminating the need for frequent finger pricks. In this comparison, we examine two leading non invasive CGMs available on Amazon.com: the Abbott Lingo Continuous Glucose Monitor and the Dexcom G7.

Best Non Invasive Glucometers 2025
PRICE | PROS | CONS | |
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Abbott Lingo Continuous Glucose Monitor![]() | $49.00 |
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Dexcom G7 Continuous Glucose Monitor![]() | Buy |
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Abbott Lingo Continuous Glucose Monitor

Key Features
- Measurement Method: Utilizes a small sensor applied to the back of the upper arm, continuously monitoring glucose levels via a tiny filament just beneath the skin.
- Data Synchronization: Streams glucose data directly to a dedicated smartphone app, providing real-time insights into how diet and lifestyle affect glucose levels.
- User Experience: Designed for discreet wear, the sensor is water-resistant and does not require charging, ensuring minimal disruption to daily activities.
Who Is This Best For?
The Abbott Lingo is ideal for individuals seeking to understand how their diet and lifestyle choices impact their glucose levels. It’s particularly suitable for those who do not have diabetes but are interested in monitoring their metabolic health.
Customer Feedback Summary
Users appreciate the device’s ease of use and the valuable insights it provides into their body’s response to various foods and activities. However, some users have reported concerns about the accuracy of the readings.
- Continuous, real-time glucose monitoring.
- User-friendly app with personalized insights. apps.apple.com
- Discreet and comfortable to wear.
- Some users have reported accuracy issues.
- Limited compatibility (requires iPhone 11 or later).
Dexcom G7 Continuous Glucose Monitor

Key Features
- Measurement Method: Employs a sensor applied to the skin that measures glucose levels in real-time without the need for finger pricks.
- Data Synchronization: Provides continuous glucose readings directly to compatible smart devices, offering real-time data and customizable alerts.
- User Experience: Features a 60% smaller, all-in-one design with a 30-minute sensor warm-up time, making it more discreet and faster to start than previous models.
Who Is This Best For?
The Dexcom G7 is suitable for individuals with diabetes who require continuous monitoring to manage their condition effectively. It’s also beneficial for those seeking detailed glucose data and customizable alerts to maintain optimal glucose control.
Customer Feedback Summary
Users commend the device’s improved design and reduced warm-up time. The customizable alerts and integration with smart devices are also highlighted as positive features. However, some users have reported concerns about sensor connectivity and accuracy.
- Real-time glucose monitoring with customizable alerts.
- Improved, smaller design with a quick 30-minute warm-up.
- Integration with various smart devices.
- Some users have experienced connectivity issues.
- Higher cost compared to other CGMs.
Comparison Table
Feature | Abbott Lingo CGM | Dexcom G7 CGM |
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Measurement Method | Subcutaneous filament | Subcutaneous sensor |
Data Sync | Smartphone app | Smart devices |
Warm-up Time | Immediate | 30 minutes |
Sensor Duration | Up to 14 days | Up to 10 days |
Compatibility | iPhone 11 or later | Various smart devices |
Intended Users | Non-diabetic individuals | Individuals with diabetes |
Buyer’s Guide
When choosing a non-invasive CGM, consider the following factors:
- Intended Use: Determine whether the device is for managing diabetes or monitoring general metabolic health.
- Compatibility: Ensure the device is compatible with your smartphone or other devices.
- Sensor Duration: Consider how long each sensor lasts and the associated costs.
- Data Insights: Look for devices that offer actionable insights and personalized recommendations.
FAQs
Are non invasive glucometers accurate?
While non-invasive CGMs provide valuable trends and insights, individual experiences with accuracy may vary. It’s essential to consider user feedback and consult healthcare professionals when interpreting the data.
Do these devices require calibration?
Both the Abbott Lingo and Dexcom G7 are designed to function without the need for manual calibration.
Which device is more cost-effective?
The Abbott Lingo offers a more affordable option for those interested in monitoring their metabolic health, with sensors priced at $49 for two weeks. The Dexcom G7, while offering advanced features, may come at a higher cost, which can vary depending on insurance coverage and region.
Conclusion
Both the Abbott Lingo and Dexcom G7 offer valuable insights into glucose levels through non-invasive monitoring. The Abbott Lingo is well-suited for individuals interested in understanding their metabolic health, particularly those without diabetes. In contrast, the Dexcom G7 provides comprehensive glucose monitoring features ideal for individuals managing.