Rossmax PF120 Series Peak Flow Meter vs MIR Smart One - Clinical Comparison
Compare Rossmax PF120 Series Peak Flow Meter and MIR Smart One side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations
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 | Rossmax PF120 Series Peak Flow Meter | MIR Smart One |
|---|---|---|
| Price | $20 | $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 | N/A |
bluetooth
|
Value for Money
Rossmax PF120 Series Peak Flow Meter
Strengths
- ✓ Dedicated models for adults (PF120 A) and children (PF120 C) ensure optimal flow range resolution.
- ✓ Meets rigorous EN ISO 23747:2009 and CE standards for medical devices.
- ✓ Fully washable and reusable housing for superior hygiene and cost-efficiency.
- ✓ Highly portable, lightweight design (approx. 50g) suitable for carry in pockets or bags.
- ✓ Includes a tracking diary to support manual longitudinal data logging.
Limitations
- × Purely mechanical device with no internal memory or automatic digital syncing.
- × Lacks the ability to measure Forced Expiratory Volume (FEV1).
- × Requires manual record-keeping which may reduce adherence for some users.
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
Rossmax PF120 Series Peak Flow Meter
"The Rossmax PF120 Series offers a highly reliable and cost-effective mechanical solution for daily asthma and COPD management across all age groups."
The Rossmax PF120 Series, comprising the PF120 A (Adult) and PF120 C (Child) models, represents a standard of precision in mechanical respiratory monitoring. These Class II medical devices are engineered to measure Peak Expiratory Flow Rate (PEFR) using a time-tested spring-and-piston mechanism. The PF120 A features a measurement range of 60-800 L/min BTPS, while the PF120 C is tailored for pediatric users with a 50-400 L/min BTPS range. A key technical advantage is the built-in flexible three-zone management system, which uses adjustable color-coded indicators (Green, Yellow, Red) to help patients track their respiratory status against their personal best. The devices comply with the EN ISO 23747:2009 standard, ensuring accuracy within ± 10 L/min or ± 10% of the reading. Constructed from washable medical-grade ABS plastic, the series is designed for long-term durability and hygiene. While purely mechanical and lacking digital data logging, the PF120 Series remains a benchmark for affordable, reliable home monitoring in 2026.
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
Rossmax PF120 Series Peak Flow Meter
eBay
$32.89MIR 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.