Holdly Mechanical Peak Flow Meter vs Safey Connected Peak Flow Meter - Clinical Comparison
Compare Holdly Mechanical Peak Flow Meter and Safey Connected Peak Flow Meter 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.
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.
Specifications
| Specification | Holdly Mechanical Peak Flow Meter | Safey Connected Peak Flow Meter |
|---|---|---|
| Price | $20 | $99 |
| FDA Status | FDA Registered | FDA 510(k) Cleared |
| Clinical Evidence | Moderate Clinical Evidence | Strong Clinical Evidence |
| Clinical Recommendation | Recommended | Highly Recommended |
| Connectivity | N/A |
bluetooth
|
Value for Money
Holdly Mechanical Peak Flow Meter
Strengths
- ✓ Conforms to international EN ISO 23747:2015 standards for accuracy.
- ✓ Dual-scale (EU & US) design provides versatile clinical readings.
- ✓ Autoclavable mouthpiece ensures superior long-term hygiene.
- ✓ Extremely lightweight (50g) and pocket-sized for travel portability.
- ✓ Requires no batteries or power, ensuring constant readiness.
Limitations
- × Lacks electronic memory and automatic digital data logging.
- × Initial assembly of adjustable zone markers may require guidance.
- × Does not measure Forced Expiratory Volume (FEV1).
Safey Connected Peak Flow Meter
Strengths
- ✓ Measures both PEF and FEV1 for comprehensive lung health tracking.
- ✓ High-precision infrared turbine sensor reduces mechanical error.
- ✓ Seamless Bluetooth connectivity for automatic data logging.
- ✓ Intuitive traffic light risk indicator system within the app.
- ✓ Portable, pocket-sized design suitable for travel and home use.
Limitations
- × Higher upfront cost compared to basic mechanical meters.
- × Requires a compatible smartphone for full functionality and data viewing.
- × Initial Bluetooth pairing and app setup may be difficult for some elderly users.
Expert Review Summary
Our clinical assessment and verdict for each device
Holdly Mechanical Peak Flow Meter
"The Holdly Mechanical Peak Flow Meter is a robust, ISO-compliant device that offers exceptional portability and clinical accuracy for non-electronic respiratory monitoring."
The Holdly Mechanical Peak Flow Meter is a medical-grade device designed to accurately measure Peak Expiratory Flow (PEF) for patients managing asthma and COPD. This rectangular handheld unit is engineered for durability, utilizing medical-grade polymers and a spring-piston mechanism that captures the maximum velocity of air during a forced exhalation. Our evaluation highlights its compliance with EN ISO 23747:2015 standards, which ensures its suitability for clinical and domiciliary use. A standout technical feature is the inclusion of a dual-scale (EU & US), providing high-contrast markings from 60 to 800 L/min. The device is notably lightweight at just 50 grams, and its anatomical mouthpiece is fully autoclavable, offering a significant hygiene advantage in both home and multi-user environments. While it lacks digital data logging, the physical sliding markers for Green, Yellow, and Red zones facilitate reliable adherence to personalized asthma action plans.
Safey Connected Peak Flow Meter
"The Safey Connected Peak Flow Meter is a top-tier digital respiratory monitor that excels in accuracy and data integration for patients requiring detailed lung health tracking."
The Safey Connected Peak Flow Meter represents a significant advancement over traditional mechanical devices by integrating a high-precision turbine sensor with mobile connectivity. As an FDA-cleared Class II medical device, it measures both Peak Expiratory Flow (PEF) and Forced Expiratory Volume in one second (FEV1), providing a more comprehensive view of lung function than standard meters. Our evaluation focused on the device's technical architecture, specifically its use of the infrared interrupt concept. This design uses a vane that rotates based on airflow, with infrared pairs detecting rotation speed and direction to calculate results. This method significantly reduces the friction-related errors often seen in mechanical spring-based systems. Clinical performance data demonstrates that the device adheres strictly to American Thoracic Society (ATS) and European Respiratory Society (ERS) standards for spirometry. The companion mobile application automatically categorizes results into standardized green, yellow, and red zones, simplifying the implementation of asthma action plans. The build quality is robust, featuring medical-grade polymers and an IP22 ingress protection rating, making it suitable for both home and clinical environments.
Where to Buy
Verified purchase options and current availability
Holdly Mechanical Peak Flow Meter
Amazon
$19.99Safey Connected Peak Flow Meter
Top ChoiceWalmart
$98.99Zone Medical
$199.00Important 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.