Monaghan TruZone Peak Flow Meter vs MIR Smart One - Clinical Comparison

Compare Monaghan TruZone Peak Flow Meter and MIR Smart One side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations

Monaghan TruZone Peak Flow Meter
86 /100
VS
MIR Smart One
92 /100
+7% higher overall score
Monaghan TruZone Peak Flow Meter

Monaghan TruZone Peak Flow Meter

Monaghan Medical

Score
86
Price
$20
Evidence
Strong
Top Rated
MIR Smart One

MIR Smart One

MIR

Score
92
Price
$139
Evidence
Strong

Performance Metrics

Monaghan TruZone Peak Flow Meter
MIR Smart One

Measurement Accuracy

Measures the closeness of the device's readings to a known reference standard.

82
92
+11% better

Ease of Use

Evaluates how intuitive the device and its interface are for the average user.

90
95
+5% better

Build Quality

Assesses the durability, materials, and physical design of the device.

85
0

Value for Money

Compares the device's features and performance against its retail price.

88
89
+1% better

App Quality

Measures the functionality, stability, and user interface of the companion digital application.

0
90
+100% better

Clinical Efficacy

Monaghan TruZone Peak Flow Meter
MIR Smart One

Peak Flow Accuracy

Measures the precision of Peak Expiratory Flow rate readings.

83
0

Measurement Repeatability

Assesses the consistency of results across multiple identical maneuvers.

84
0

Effort-Dependent Sensitivity

Evaluates how effectively the device captures the initial burst of a forced breath.

78
0

Asthma Zone Management

Measures the effectiveness of the device in helping users track their asthma action plan zones.

90
0

FEV1 Measurement Accuracy

Measures the precision of Forced Expiratory Volume in the first second.

0
93
+100% better

FVC Measurement Accuracy

Measures the precision of Forced Vital Capacity readings.

0
0

Longitudinal Trend Tracking

Evaluates the device's ability to consistently track respiratory changes over time.

0
94
+100% better

Clinical Spirometry Correlation

Assesses how closely the home measurements align with formal clinical pulmonary function tests.

0
88
+100% better

Specifications

Specification Monaghan TruZone 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 Recommended Recommended
Connectivity N/A
bluetooth

Value for Money

86 score / $20
419.7
value score
534% better value
92 score / $139
66.2
value score
Value score = Performance score ÷ Price × 100

Monaghan TruZone Peak Flow Meter

Strengths

  • Meets or exceeds ATS technical standards for accuracy and precision.
  • Anatomical mouthpiece ensures a consistent and easy seal for all users.
  • Manually adjustable color-coded zones facilitate easy asthma management.
  • Small, lightweight, and pocket-sized for high portability during travel.
  • Washable and autoclavable mouthpiece for superior hygiene control.

Limitations

  • × No electronic memory; requires manual record-keeping in the included paper diary.
  • × Purely mechanical device that does not measure advanced metrics like FEV1.
  • × Spring calibration may drift if used extensively beyond the 3-year recommended lifecycle.

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

Monaghan TruZone Peak Flow Meter

Recommended

"The Monaghan TruZone is a high-quality mechanical meter that combines ergonomic design with clinical accuracy for straightforward lung health monitoring."

The Monaghan TruZone Peak Flow Meter is an over-the-counter mechanical device designed to monitor respiratory performance in patients with conditions such as asthma and COPD. Classified as a Class II medical device under 21 CFR 868.1860, the TruZone is engineered for precision and repeatability across its 60 to 800 L/min flow range. One of its distinct technical features is the integrated anatomical mouthpiece, which facilitates a more consistent seal during exhalation maneuvers compared to traditional circular designs. The device utilizes a spring-loaded piston mechanism that responds to forced exhalation by moving a visual indicator along a color-zoned scale. This color-coded system allows for easy delineating of green, yellow, and red zones based on a patient's personal best, aiding in the adherence to physician-directed asthma action plans. The build quality is robust, utilizing medical-grade plastics that are both washable and reusable. While it lacks the automated data logging of digital alternatives, its simplicity and resistance to mechanical friction make it a staple tool for longitudinal respiratory assessment.

Strong Clinical Evidence
Read Full Review

MIR Smart One

Recommended

"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.

Strong Clinical Evidence
Read Full Review

Where to Buy

Verified purchase options and current availability

Monaghan TruZone Peak Flow Meter

$20 MSRP

Bound Tree Medical

$20.49
1-3 business days Professional account pricing available; standard clinician unit.
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Manufacturer Site
HSA/FSA: Usually Eligible

MIR Smart One

Top Choice
$139 MSRP

CardiacDirect

$139.00
3-5 business days Free shipping; FSA/HSA eligible.
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MFI Medical

$150.00
3-5 business days Free shipping in contiguous US; 30-day free returns.
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MDMaxx

$150.00
3-5 business days Medicare HCPCS code pending (approved as DME item by CMS).
Shop
Manufacturer Site
HSA/FSA: Usually Eligible

Important 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.