Micro Direct MicroPeak vs MIR Smart One - Clinical Comparison

Compare Micro Direct MicroPeak and MIR Smart One side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations

Micro Direct MicroPeak
90 /100
VS
MIR Smart One
92 /100
+2% higher overall score
Micro Direct MicroPeak

Micro Direct MicroPeak

Micro Direct

Score
90
Price
$25
Evidence
Strong
Top Rated
MIR Smart One

MIR Smart One

MIR

Score
92
Price
$139
Evidence
Strong

Performance Metrics

Micro Direct MicroPeak
MIR Smart One

Measurement Accuracy

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

84
92
+9% better

Ease of Use

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

92
95
+3% better

Build Quality

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

88
0

Value for Money

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

94
+6% better
89

App Quality

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

0
90
+100% better

Clinical Efficacy

Micro Direct MicroPeak
MIR Smart One

Peak Flow Accuracy

Measures the precision of Peak Expiratory Flow rate readings.

85
0

Measurement Repeatability

Assesses the consistency of results across multiple identical maneuvers.

90
0

Effort-Dependent Sensitivity

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

82
0

Asthma Zone Management

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

80
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 Micro Direct MicroPeak MIR Smart One
Price $25 $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

90 score / $25
360.7
value score
445% better value
92 score / $139
66.2
value score
Value score = Performance score ÷ Price × 100

Micro Direct MicroPeak

Strengths

  • In-built one-way check valve prevents cross-infection.
  • Broad measurement range from 60 to 900 L/min.
  • High-visibility scale with clear 10 L/min increments.
  • Durable construction requires no dismantling for maintenance.
  • Movable asthma management zones that won't wash off.

Limitations

  • × Lacks the digital memory and data logging of electronic models.
  • × No FEV1 measurement capability.
  • × Relies entirely on manual record-keeping in paper journals.

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

Micro Direct MicroPeak

Highly Recommended

"The MicroPeak is a rugged, highly accurate mechanical meter that sets the clinical benchmark for non-electronic respiratory monitoring."

The Micro Direct MicroPeak is a professional-grade mechanical peak flow meter designed to meet the rigorous performance requirements of both the American Thoracic Society (ATS) and European standards (EN13826). Manufactured by Micro Medical Ltd and fabricated by Fyne Dynamics, it utilizes a precision-calibrated internal spring and piston mechanism. A standout engineering feature is the in-built internal check valve, which ensures that air can only be expired into the device, effectively preventing cross-infection-a critical safety feature in multi-patient clinical environments. The device features a large, high-visibility scale that provides clear resolution from 60 to 900 L/min, making it suitable for a broad spectrum of patients from pediatrics to high-flow athletes. Clinical performance data indicates that the device maintains an accuracy of within +/- 5% to 10%, depending on the specific scale used, with exceptional longitudinal repeatability. The inclusion of movable asthma management color zones that do not wash off further enhances its utility for daily patient self-management.

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

Micro Direct MicroPeak

$25 MSRP

No retailer information available

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).
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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.