Sonmol Digital Peak Flow Meter Portable (SMPF-2S) vs MIR Smart One - Clinical Comparison
Compare Sonmol Digital Peak Flow Meter Portable (SMPF-2S) and MIR Smart One side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations
Sonmol Digital Peak Flow Meter Portable (SMPF-2S)
Sonmol
Performance Metrics
Performance Metrics
Measurement Accuracy
Measures the closeness of the device's readings to a known reference standard.
Measurement Accuracy
Measures the closeness of the device's readings to a known reference standard.
Ease of Use
Evaluates how intuitive the device and its interface are for the average user.
Ease of Use
Evaluates how intuitive the device and its interface are for the average user.
Build Quality
Assesses the durability, materials, and physical design of the device.
Build Quality
Assesses the durability, materials, and physical design of the device.
Value for Money
Compares the device's features and performance against its retail price.
Value for Money
Compares the device's features and performance against its retail price.
App Quality
Measures the functionality, stability, and user interface of the companion digital application.
App Quality
Measures the functionality, stability, and user interface of the companion digital application.
Clinical Efficacy
Clinical Efficacy
Peak Flow Accuracy
Measures the precision of Peak Expiratory Flow rate readings.
Peak Flow Accuracy
Measures the precision of Peak Expiratory Flow rate readings.
Measurement Repeatability
Assesses the consistency of results across multiple identical maneuvers.
Measurement Repeatability
Assesses the consistency of results across multiple identical maneuvers.
Effort-Dependent Sensitivity
Evaluates how effectively the device captures the initial burst of a forced breath.
Effort-Dependent Sensitivity
Evaluates how effectively the device captures the initial burst of a forced breath.
Asthma Zone Management
Measures the effectiveness of the device in helping users track their asthma action plan zones.
Asthma Zone Management
Measures the effectiveness of the device in helping users track their asthma action plan zones.
FEV1 Measurement Accuracy
Measures the precision of Forced Expiratory Volume in the first second.
FEV1 Measurement Accuracy
Measures the precision of Forced Expiratory Volume in the first second.
FVC Measurement Accuracy
Measures the precision of Forced Vital Capacity readings.
FVC Measurement Accuracy
Measures the precision of Forced Vital Capacity readings.
Longitudinal Trend Tracking
Evaluates the device's ability to consistently track respiratory changes over time.
Longitudinal Trend Tracking
Evaluates the device's ability to consistently track respiratory changes over time.
Clinical Spirometry Correlation
Assesses how closely the home measurements align with formal clinical pulmonary function tests.
Clinical Spirometry Correlation
Assesses how closely the home measurements align with formal clinical pulmonary function tests.
Specifications
| Specification | Sonmol Digital Peak Flow Meter Portable (SMPF-2S) | MIR Smart One |
|---|---|---|
| Price | $125 | $139 |
| FDA Status | FDA 510(k) Cleared | FDA 510(k) Cleared |
| Clinical Evidence | Strong Clinical Evidence | Strong Clinical Evidence |
| Clinical Recommendation | Highly Recommended | Recommended |
| Connectivity |
bluetooth
|
bluetooth
|
Value for Money
Sonmol Digital Peak Flow Meter Portable (SMPF-2S)
Strengths
- ✓ Measures both PEF and FEV1 for a comprehensive view of lung health.
- ✓ Bluetooth connectivity for automated data logging and trending.
- ✓ Backlit LCD provides immediate digital results and risk indicators.
- ✓ Meets or exceeds ATS standards for clinical accuracy.
- ✓ Compact and highly portable, weighing only 52 grams.
Limitations
- × Initial Bluetooth pairing may require a short learning curve for some users.
- × Mouthpiece is unremovable, requiring diligent sanitation between uses.
- × Dependent on battery power (AAA) for all digital functions.
MIR Smart One
Strengths
- ✓ Factory-calibrated reusable turbine ensures consistent accuracy.
- ✓ Seamless Bluetooth pairing with the intuitive MIR Smart One app.
- ✓ Traffic light health indicator provides immediate, actionable feedback.
- ✓ Allows for easy sharing of PDF reports with healthcare providers.
- ✓ Calculates results based on personalized GLI predicted sets.
Limitations
- × Does not measure Forced Vital Capacity (FVC) or advanced COPD metrics.
- × Relies entirely on a smartphone or tablet; no built-in screen.
- × Reusable turbine requires diligent cleaning to maintain hygiene and accuracy.
Expert Review Summary
Our clinical assessment and verdict for each device
Sonmol Digital Peak Flow Meter Portable (SMPF-2S)
"The Sonmol SMPF-2S is a sophisticated digital respiratory monitor that brings clinical-level precision and smart tracking to home-based lung health management."
The Sonmol Digital Peak Flow Meter Portable (SMPF-2S) represents a significant advancement in personal respiratory health technology. As an FDA-cleared Class II medical device under 510(k) K203196, it is engineered to provide highly accurate measurements of both Peak Expiratory Flow (PEF) and Forced Expiratory Volume in one second (FEV1). Our technical evaluation focused on its pressure sensor modality, which offers a robust alternative to laboratory spirometry by accurately integrating flow rates to calculate volume metrics. The device is notably compact, weighing only 52g, and features an integrated segment LCD with a green backlight for immediate visibility of results. A key engineering distinction of the SMPF-2S is its automated risk indicator system, which categorizes measurements into Green, Yellow, or Red zones based on the user's personal best baseline. The integration of Bluetooth Low Energy allows for seamless synchronization with tracking applications, transforming the device from a simple meter into a comprehensive asthma management system that replaces traditional paper logging. Clinical data supports its high fidelity, with volume accuracy verified within ±3% or ±0.05L and flow rate accuracy within ±10% or ±18L/min, meeting the rigorous standards of the American Thoracic Society (ATS).
MIR Smart One
"An accessible and user-friendly Bluetooth spirometer that excels in tracking basic asthma metrics like PEF and FEV1, though it lacks advanced parameters for complex COPD staging."
The MIR Smart One stands out as a premier over-the-counter (OTC) entry point for decentralized respiratory diagnostics. Our evaluation focused on its ability to provide accurate Peak Expiratory Flow (PEF) and Forced Expiratory Volume in one second (FEV1) measurements in a home environment. Utilizing a reusable, factory-calibrated turbine flowmeter and Bluetooth Low Energy connectivity, the device interfaces seamlessly with the MIR Smart One mobile application. While it does not capture Forced Vital Capacity (FVC) or other complex parameters needed for advanced COPD staging, clinical testing protocols demonstrated high concordance with laboratory spirometry equipment for the parameters it does measure. The inclusion of an automated traffic-light indicator system makes it exceptionally well-suited for patients tracking daily asthma symptoms and identifying early signs of airway narrowing.
Where to Buy
Verified purchase options and current availability
Sonmol Digital Peak Flow Meter Portable (SMPF-2S)
Walmart (Sonmol Official Store)
$124.99MIR Smart One
Top ChoiceCardiacDirect
$139.00MFI Medical
$150.00MDMaxx
$150.00Important Purchase Considerations
- • Prices shown are current as of the last update and may vary. Always verify pricing at the retailer's website.
- • Some medical devices may require a prescription. Check with your healthcare provider before purchasing.
- • Check with your HSA/FSA administrator for potential reimbursement eligibility and documentation requirements.
- • Look for authorized retailers to ensure product authenticity and warranty validity.