Continuous glucose monitoring (CGM) estimates glucose repeatedly from fluid between cells. The resulting sequence can show patterns that an individual blood glucose measurement cannot. The device, app, supplies and local support all belong in the comparison.
Start with the question you need answered
How CGM works
Interstitial glucose, repeated estimates and why timing matters.
Read the guide 02CGM versus a meter
Compare trends, individual blood samples and backup checks.
Read the guide 03Accuracy & MARD
What the metric measures, and why study design affects comparisons.
Read the guide 04Calibration & warm-up
Separate factory calibration, confirmation and sensor startup.
Read the guide 05Apps & connectivity
Phones, receivers, alerts, sharing and signal interruptions.
Read the guide 06Time in range & AGP
Understand report boundaries, data coverage and composite profiles.
Read the guide 07Compare total cost
Build a country-specific worksheet for recurring supplies and support.
Read the guide 08Types of CGM
Personal, professional, streaming, scanned and U.S. OTC distinctions.
Read the guide 09Regulatory evidence
Match the exact model and intended use to the destination market.
Read the guide 10Distributor due diligence
Check authority, documents, stock conditions and after-sales duties.
Read the guide 11Industry & supply chain
Build market research from traceable sources rather than generic growth figures.
Read the guideCompare a system, not one headline number
| Question | What to put beside the answer |
|---|---|
| How does it report glucose? | The model’s reading interval, display method, alert features and local instructions. |
| How accurate is it? | The study population, reference method, glucose ranges and sensor days. |
| What does it cost? | Dated local supply prices, labeled wear time, hardware and support terms. |
| Can it be supplied here? | Exact model, current marketing route, intended users and responsible local parties. |
Researching VivaChek CGM?
Our product guide explains the regional GS1 reference. The VivaChek product directory separately maps blood glucose meters, multifunction systems and professional diagnostics. A corporate meter listing and a regional CGM presentation answer different identity questions.
This is general educational information. Use the instructions for the exact device and discuss personal glucose results or treatment questions with your healthcare professional.
Original sources
- NIDDK · Continuous Glucose Monitoring
- American Diabetes Association · Diabetes Technology, Standards of Care 2026
Sources reviewed 18 October 2026. Model features and local access should be checked against the current instructions and market record.